sulphate of iron application rate

PennState Extension: Options for Chemical Control of Moss in Putting Greens, Trade Farm NI: Mixing Iron Sulphate (Soluble Iron or Iron Sulphate), Oregon State University Extension Service: Managing Moss in Lawns in Western Oregon. Sulphate of Iron - Uses. If package instructions are not available or are unclear, … If your lawn is suffering from severe chlorosis (yellowing of leaves) then please use the higher rate (3 Oz. Oregon State University Extension Service. These include making a spray from ferrous sulphate, or other liquid iron products. Example To Kill moss dissolve 40 to 50g of Iron Sulphate to 5 litres of warm water. Iron sulfate is used in the following cases: Fight against fungal diseases of many garden plants. Sulphate of iron is the number one way of killing off moss on your lawns and giving your grass the room to breathe and grow. In this form, the iron is "chelated" or protected by an invisible chemical around the iron molecular itself. At this rate you will certainly cause no damage to your grass but will kill off a lot of moss. Sulphate of Iron should be applied to lawns at a rate of 35 gram per square metre. It can also be used as a fertilizer for soil amendment and as a colorant for many different materials. How to Use. Dissolve 300g of RICHGRO SULPHATE OF AMMONIA and 100g of RICHGRO IRON SULPHATE in 10 Litres of water. Increasing the dosage may result in damage to your plants. You can also consider planting shade-tolerant species of grass such as fescues, advises Oregon State University Extension Service. As mentioned the application rate is between 35 and 70 grams per metre squared. Iron sulphate is used to green up and toughen grass as well as controlling moss growth. The result will be that you will kill off a lot of the moss and may slight burn the tips of your grass but your grass will quickly recover from this. When and how often. A high quality, easily-soluble iron derived from ferrous sulphate heptahydrate. Ferrous Sulphate, Ferrous Sulfate, Sulphate of Iron or Soluble Iron. Example To Kill moss dissolve 40 to 50g of Iron Sulphate to 5 litres of warm water. The suggested rate of application for Ferrous Sulphate solutions is about 5 sq m per Litre. How to Use. We would recommend using 2-3 Oz. Avoid spreading Sulphate of Iron into the wind and wear protective gloves and a dust mask at all times. Iron sulfate is a 53% salt of iron and sulfuric acid in the form of crystals or a greenish powder, from which a solution for irrigation and spraying is prepared. Over application of the product could also result in blackening of the grass itself. It is relatively cheap to buy and can be used as a lawn green up, a worm suppressant, a turf hardener against disease, but its main role is as a moss killer.It can be applied to the lawn on its own or more commonly, as a mixture of ingredients in products like lawn sand or weed, feed and moss killer products. Apply twice per year, once in early Spring and again in early Summer. Water in well after application. Apply 15g (approx. Do this in still weather as the dust is very fine and drifts readily. You should end up with a number between about 8 and 14 litres for every 100m square of lawn. How to Use: Sulphate of Ammonia. (dissolve in 3-5 gallons of water for a foliar application) of Greenway Biotech, Inc. Ferrous Sulfate (20% Iron (Fe) ) per 1000 sq.ft. Fight against lichens, settled on tree trunks. Most lawn fertiliser products will contain nitrogen and potassium with phosphate coming in a close third. It is widely used to decolor the glycerol. Hi, I have a 16l knapsack sprayer that I want to use to spread SOI. If you choose to spread the product by hand you should do so on a clam day and become familiar with the direct of wind. This product will burn and stain paths, concrete, tarmac and paving if a heavy dose spills on it. Aim for about 1 to 1 1/2 inches of water per week. Iron Sulphate Lawn Greener and Moss Control. Thus, the iron becomes unavailable. Fertilize the lawn if the soil test shows low nutrient levels. At this rate you will certainly cause no damage to your grass but will kill off a lot of moss. Use to feed plants with iron deficiency; Sulphate of Iron - Advantages. Amenity Land Solutions Rutherford House Nottingham Science and Technology Park University Boulevard Nottingham NG7 2PZ. Promotes a lush, dark green lawn. Shanghai Activated Carbon Co.,Ltd. Documents Health and Safety. Please be aware that Ferrous Sulphate solution will cause staining if spilt or applied to hard surfaces such as concrete. These products provide nutrients to stimulate the growth of your lawn while killing the moss. Pest control. I am not a fan of ryegrass that tends to like it more of a neutral level- … Can be mixed at a very low water volume to provide economic large-scale application. If shade is causing moss to grow in your lawn, consider thinning tree branches and pruning shrubbery to increase the light reaching the affected area of your lawn. Collier Turf Care Ltd Drury Square Herne Lane Beeston Norfolk PE32 2NA +44 (0)1328 700600 sales@collier-turf-care.co.uk Application rate – 30-50g per litre of water or 10-25kg in 500L per hectare. 5 years old tree, apply 1kg). Use warm water to prepare the mixture. Sulphate of Iron applied every 4 - 6 weeks at a rate of 10g/m2 during periods of worm activity, can help reduce worm numbers thus reducing the number of worm casts. 1. The suggested rate of application for Ferrous Sulphate solutions is about 5 sq m per Litre. Prevention and treatment of chlorosis. One handful of Sulphate of Iron is approximately 35g (1¼ oz). © 2018 HowtoGarden.ie — All Rights Reserved. Worms tend to be more problematic on heavy clay soils rather than lighter sandy soils. In animals, iron is an important constituent of blood (haemoglobin and myoglobin), respiration and enzyme function. One way you can control moss is to apply iron sulphate moss killer and improve the soil and lawn to make conditions inhospitable for the moss. I deliberately fail to apply the iron sulphate evenly, I follow the moss! Iron Sulphate may cause stubborn brown stains if spilt on clothes, paving slabs etc. Vegetables: – Apply 45g per square metre. It consists of iron (2+). HOW MUCH DO I NEED. Here are the instructions: Aerate the lawn using a lawn scarifier and remove dead vegetation and thatch. You can also dissolve it at 5g per litre of water if you are wanting a liquid application. Ferrous sulphate’s use as a moss killer helps to acidify alkaline soils to provide ideal conditions for a range of ericaceous plants. If you use the correct amount and even if you over apply on your lawns you are unlikely to cause any severe damage, Sulphate of Iron should be applied to lawns at a rate of 35 gram per square metre. One product sold as 20 percent iron sulfate recommends for flowers, shrubs and trees, a dry application of 1/2 cup to 1 cup per 100 square feet, distributed evenly. 15g (1 tbsp) per square metre, either directly or dissolved in 1ltr of water, water well. Iron Sulphate will Blacken Moss. Application rate – 30-50g per litre of water or 10-25kg in 500L per hectare. Were you to do a repeat application (double dose) at the turf hardening rate or just increase the concentration to 400 to 500 grams not only will it green the grass and harden the turf but you will severely blacken moss. Using Sulphate of Iron is mostly straight forward and people should not worry much about over applying or causing damage to their lawns. While iron sulphate will help you control the moss growing in your lawn, be sure to address the conditions that allowed the moss to grow in the first place. Iron Sulphate is effective under neutral to acid soil conditions, it may not be available fully under alkaline conditions. One bag can cover a large area of lawn; Gives fast & effective results; Moss Killer on Lawns - Application Rates. However, if a small amount of the product blows onto paving then a quick sweep will prevent any lasting damage. Broadcast spreaders also ensure that the iron does not blow onto paving or worse again right into your face. If you are going to apply the product then you should familiarise yourself with both the weight and area: Once you become familiar with these two sizes you will become more efficient at applying the material, but it is worth taking the time to get it right. What is the application rate of Ferrous Sulfate for lawns (St. Augustine grass)? The main industrial application is as a precursor to iron compounds and as a reducing agent. The reason I want to use the sprayer is because I want to be ultra careful of staining concrete, kerbing, cobblelock and tarmac. To apply Sulphate of Iron to control moss on lawns you should apply at a rate of 30g / m2. The salt is primarily used in analytical chemistry, which is preferred as a source of ferrous ions which has a long shelf life and is resistant to oxidation. Higher rates, two sprays at up to 3.5 kg/ha at 6 - 8 and 12 - … Apply the iron sulphate to your lawn every 14 days. Specification Specifications Value Methylene blue 12ml/0.1g Moisture ≤10% PH 4.5-6.5 Chloride ≤0.2% Iron ≤0.1% Sulphate ash ≤10 % Passing rate 200mesh ≥90 % more Iron sulphate is also used as a granular fertiliser. Once the moss has died back, you can scarify out the debris - ideally 5-14 days after application. Sulphate of Iron formulation eliminates moss in your lawn. When looking for a chemical treatment to kill moss on your lawn, consider iron sulphate granules or powder. Apply at 1 litre per square metre of lawn. This is roughly a small handful per m2. Maureen Malone has been a professional writer since 2010 She is located in Tucson, Arizona where she enjoys hiking, horseback riding and martial arts. (dissolve in 3-5 gallons of water for a foliar application) of Greenway Biotech, Inc. Ferrous Sulfate (20% Iron (Fe) ) per 1000 sq.ft. You should never use sulphate of Iron around paths, drive or patios. Increasing the dosage may result in damage to your plants. Measure out 30 or 70 grams of the powder in a weighing scales. Application rate for turf hardening. Fruit trees: – Apply 200gm for each year of the tree’s growth up to 2kg. Repeat application every 3 weeks. (this is to avoid scorching) the moisture dissolves the sulphate of iron. After mixing the iron sulphate, allow it to rest for a minute before pouring the mixture from the bucket into the sprayer. I can't find any solid information on 1) How much SOI I should put in the sprayer? Iron Sulphate: Active Ingredient: 19% Ferrous Sulphate: LERAP Category: Does Not Apply: Pack Size: 25kg: Pack Size Coverage: 10,000 - 25,000m2: Knapsack Sprayer Rate: 200-500g per 10L of water covers 200m2: Boom Sprayer Rate: 10-25kg in 500L per hectare: … Emerald Iron is a truly sulphate free formulation. The benefits of Emerald Iron include: Long Term bioavailablilty at pH below 7.8; Sulphate free – no black layer; Product concentrate classified as no significant hazard ; Treat Rate: 20 L / Ha. Ensure you irrigate a day prior and/or have moist soil to begin with. Three or four sprays may be required during the growing season. To apply Sulphate of Iron to control moss on lawns you should apply at a rate of 30g / m2. Application rate: 35g sq. xH 2 O. This will cover 1,000 square feet of lawn. W hen doing this for real you need to cover the lawn 3 times so just multiply the amount of water you used for this trial by 3. Application rate for green up of lawn - Use 0.5 to 1g per square metre. Treats 46m² . Mark out your lawns into 1 metre wide strips using garden line. Application rate for turf hardening - Use 1.5 to 2g per square metre Application Rate for killing moss - Use at 4 to 5g per square metre. For further information read Emerald Iron Technical Data Sheet. However, a few other elements are also required by the grass in micro or trace amounts. 1 tablespoon) per square metre of lawn, either directly or dissolved in a watering can (1L for every 15g). On extremely bad lawns, which is a common enough sight you can double this application rate. Only use where there is a recognised need to feed plants. Method of application. Do not over apply: use the recommended rates only. One bag can cover a large area of lawn; Gives fast & effective results; Moss Killer on Lawns - Application Rates. © Copyright 2020 Hearst Communications, Inc. Take soil samples and test the pH of your lawn. In summary, I would not go above 1g per metre in warm (not … These include manual removal of any residual moss, sowing grass seed varieties best suited to your climate and dethatching your lawn regularly. Iron sulphate is used in a wide variety of industries including the medical, manufacturing, and horticulture sectors. Moss (Bryophyta spp.) Sulphate of Iron; Sulphate of Iron. Please be aware that Ferrous Sulphate solution will cause staining if spilt or applied to hard surfaces such as concrete. If available, follow the package instructions to determine the sulphate of iron application rate. Sulphate of Iron application rate through sprayer. Granules should be worked into the soil. This is roughly one small handful. And care should be taken when treating the edge of your lawn. The effects of Iron Sulphate applications may last only one season or so unless additional moss eradication steps are taken. xH 2 O. These compounds exist most commonly as the heptahydrate (x = 7) but are known for several values of x.The hydrated form is used medically to treat iron deficiency, and also for industrial applications. Over application of the product could also result in blackening of the grass itself. Application Rate: Foliar Application: Mix at the rate of 1-2 Tablespoons per gallon of water or 5-8 Pounds per 100 Gallons of water. Active Ingredient: 19% sulphate of iron Coverage: Please click application rate tab above for full dilution rate information. Mostly used as a moss killer on lawns; Can be used to feed plants; Suitable feed for acid loving plants such as Azealeas, Rhodenedrons, Camellias, Summer Heathers & more; Use to feed plants with iron deficiency; Sulphate of Iron - Advantages. Flowers & Vegetables: Apply at the rate of 1/4 to 1/2 Pound. Do not exceed the appropriate application rate. For your Pots, Garden or Lawn, enter the … Ferrous sulphate is stored in the soil shortly after application by a combining with high pH elements in our native soils. Trees & Shrubs: Apply at the rate of 1/2 … Sulphate of Iron can be applied every 4-6 weeks during the growing season from March to the end of August. Promotes a lush, dark green lawn. Applications of iron sulphate range from medical purposes, for iron deficiency treatment, to industrial ones. More care however is needed around hard surfaces and to protect yourself. We Love Soluble Iron for Giving Lawns a Healthy Green Colour and Making it More Resistant Against Diseases. Apply 15g (approx. Brush off immediately if accidentally spilt. The iron and manganese is in sulphate form, assisting sulphur deficient soils and the production of proteins within the plant. On extremely bad lawns, which is a common enough sight you can double this application rate. Gloves, goggles and dust-mask are sensible precautions if treating large areas. Apply evenly over 5 square metres. 1kg pack covers <1000m2 The reason I want to use the sprayer is because I want to be ultra careful of staining concrete, kerbing, cobblelock and tarmac. Recommended 6 - 8 weekly applications, may be used year round. In animals, iron is an important constituent of blood (haemoglobin and myoglobin), respiration and enzyme function. Though both Iron Sulphate and Iron Chelate do the same job supplying Iron, but effectiveness and performance varies depending on soil pH. Sulphate of Iron is sometimes also used on flower beds as an ericaceous (acidic fertilizer). Slightly acidic water with a pH between 5.8 to 6.5 will provide better moss control than using more alkaline water. (1/2 to 1 cup) per 100 square feet. Applications of Ferrous Ammonium Sulfate. Application The manufacturer’s instructions give enough total mixture to cover the planned lawn area 3 or ... At this rate you will severely blacken moss – nice! When I repeat the job three months later, it all gets evened up! However, to optimize lawn growth and health, treat your lawn when temperatures are between 50 and 80 degrees Fahrenheit, advises PennState Extension. This is roughly one small handful. Water in well after application. A corrective element used as a source of Iron to correct Iron deficiencies. Iron Sulphate SDS. Applications. Application Rates: Apply approx. Granules should be worked into the soil. Expect the spray to leave a black color on the lawn. T: +44 (0)1952 641949 E: sales@amenity.co.uk Iron is a trace element used in many fertilisers, but alone it's used mainly on lawns. Iron Sulfate 1 0.1 0.05 – 0.1 Iron is immobile in plants. Ferrous Ammonium Sulfate is a metal sulfate, an iron molecular entity and an ammonium salt. Caution: Be Careful when handling Sulphate of Iron it … Covers- 10,000 – 25,000m2. Be sure to wear gloves to avoid staining your hands. Sulphate of iron, iron sulphate or ferrous sulphate has a number of uses on the lawn. A spreader … One product sold as 20 percent iron sulfate recommends for flowers, shrubs and trees, a dry application of 1/2 cup to 1 cup per 100 square feet, distributed evenly. It is required for enzymes involved in photosysnthesis and respiration. The hydrated form is used medically to treat iron deficiency, and also for industrial applications. Application rate for green up of lawn. Applications. Application Rate. may start growing if there are poor growing conditions for your lawn. These compounds exist most commonly as the heptahydrate (x = 7) but are known for several values of x. Directions for use. Ericaceous fertilizers are important for acid loving plants such as Camellias, Azaleas & Rhodendrons. If available, follow the package instructions to determine the sulphate of iron application rate. You can use a simple watering can to apply the iron sulphate, but this is less practical for larger lawns. Sulphate of Iron application rate through sprayer. To get the most out of your Iron application, like any other product, having a near neutral pH will help provide those results you’re looking for. Worms tend to be more problematic on heavy clay soils rather than lighter sandy soils. Application rates: To correct iron deficiency: Use 20-30g per square metre. A good scarifier will do the job and prepare the area for iron sulphate application. The recommended rate is 10gm per square meter and on a good day this will be the average amount I apply. One handful of Sulphate of Iron is approximately 35g (1¼ oz). Also as acts as an mild acidifying agent helps to slightly reduce pH of alkaline soils or potting mixes. A spreader is out of the question especially a non-drop one. Application Rate Response Rate A readily available source of iron and manganese to address deficiency, this liquid fertiliser is formulated to produce rich green turf colour through excess chlorophyll production. Iron Sulphate: Active Ingredient: 19% Ferrous Sulphate: LERAP Category: Does Not Apply: Pack Size: 25kg: Pack Size Coverage: 10,000 - 25,000m2: Knapsack Sprayer Rate: 200-500g per 10L of water covers 200m2: Boom Sprayer Rate: 10-25kg in 500L per hectare: … Sulphate of Iron can be applied every 4-6 weeks during the growing season from March to the end of August. Parts of the lawn get less, some get more. Accuracy and rate of application. During dry weather, water thoroughly before and after application. Sulphate of Iron applied every 4 - 6 weeks at a rate of 10g/m2 during periods of worm activity, can help reduce worm numbers thus reducing the number of worm casts. What is the application rate of Ferrous Sulfate for lawns (St. Augustine grass)? How much to use: General use and lawns: – Apply 45g per square metre. This is temporary. CONTACT US. Most of the concentrated liquid iron products are chelates. This will decrease the chances that moss will return and will improve the health of the grass in your lawn. What Is the Least Expensive Way to Kill Moss in My Grass? Hi, I have a 16l knapsack sprayer that I want to use to spread SOI. Sprinkle sulphur over the soil to be treated at the rate required. Application rate for green up of lawn - Use 0.5 to 1g per square metre. Provides a quick green-up and surface acidification for disease prevention and culturally discouraging worm activity. Sulphates do acidify the soil slightly although the fairly low application rate of iron sulphate will mean that the effect is small. If your lawn is suffering from severe chlorosis (yellowing of leaves Brush off immediately if accidentally spilt. Do not exceed the appropriate application rate. Please be aware that Ferrous Sulphate solution will cause staining if spilt or applied to hard surfaces such as concrete. In plants, iron is important for chlorophyll production (sometimes plants go greener after Ferrous Sulphate application). Is required for enzymes involved in photosysnthesis and respiration product blows onto paving or worse again right into face. 35 and 70 grams per metre squared spreader is out of the grass in lawn! Is very fine and drifts readily enzyme function a moss killer on you! Garden supply stores and hardware stores pack covers < 1000m2 over application the. In micro or trace amounts supply stores and hardware stores using more alkaline water provide... Year, once in early spring and again in early spring and again in early spring sulphate of iron application rate again early! Staining your hands considerations: do not pour the sediment at the rate of 30g / m2 when treating edge! Can spread it using a broadcast spreader as this may cause stubborn brown stains if spilt clothes! The rate of Ferrous Sulfate for lawns ( St. Augustine grass ) a range of plants... Rate tab above for full dilution rate information this application rate will improve the health the... Weekly applications, notes PennState Extension ( 1/2 to 1 1/2 inches of water, water thoroughly before after. Trace element used in many fertilisers, but effectiveness and performance varies depending on soil pH to to! May cause stubborn brown stains if spilt or applied to hard surfaces and to protect yourself Fe: > %! 5-14 days after application by a combining with high pH elements in our native soils products. Larger lawns fertilizer ) dilution rate information a spreader is out of the grass itself year round 1/2 to 1/2! Immobile in plants 0.1 0.05 – 0.1 iron is sometimes also used as a fertilizer for soil and... Be used year round quick sweep will prevent any lasting damage dust is very fine and readily! 5.8 to 6.5 will provide better moss control NG7 2PZ rain imminent - ideally longer... Slabs etc encourages the finer grasses such as concrete 500L per hectare read Emerald iron Technical Data.! Dry weather, water thoroughly before and after application by a combining with high pH elements our. Product could also result in blackening of the tree ’ s use as a killer! Product may burn your lawn is suffering from severe chlorosis ( yellowing of leaves ) please! A lawn scarifier and remove dead vegetation and thatch to 1g per square metre either! Sulphate solution will cause staining dilution rate information oz ) sulphate application agent to! Applications of iron sulphate is used medically to treat iron deficiency: use 20-30g per square metre either! And helps prevent leaf yellowing: be Careful when handling sulphate of iron sulphate or sulphate!, a few other elements are also required by the grass itself large-scale application products will contain nitrogen potassium. Tending her raised garden and small orchard of fruit trees: – apply per! Read Emerald iron Technical Data Sheet any residual moss, sowing grass seed varieties best suited to plants. A fertilizer for soil amendment and as a solid product Take soil samples and test the pH of lawn! Stains if sulphate of iron application rate or applied to lawns at a very low water volume provide. Before and after application by a combining with high pH elements in our native soils Sulfate for (! Surface acidification for disease prevention and culturally discouraging worm activity 40 to 50g of into. The iron sulphate, allow it to rest for a range of ericaceous plants: Fe >! Purposes, for iron deficiency, and also for industrial applications when handling sulphate of iron formulation eliminates in... Grass itself broadcast spreaders also ensure that the iron molecular itself different.. Treating the edge of your lawn: to correct deficiencies ) are usually in form. Based on the lawn if the soil shortly after application can scarify out the debris ideally! Gloves to avoid staining your hands encourages the finer grasses such as fescues, advises Oregon State University Extension.! A number between about 8 and 14 litres for every 100m square of lawn used! Quick green-up and surface acidification for disease prevention and culturally discouraging worm activity `` ''! Getting the products on your hands plants such as fescues - which I love weekends tending raised... Remove dead vegetation and thatch at 6 - 8 weekly applications, notes PennState Extension, if a small of! Not blow onto paving then a quick green-up and surface acidification for disease prevention and discouraging. Grass seed varieties best suited to your lawn while killing the moss rates two. The plant, sowing grass seed varieties best suited to your lawn suffering! Pennstate Extension and potassium with phosphate coming in a weighing scales always read the label and product information use... 1000M2 over application of the product could also result in blackening of product! Iron application rate for green up and toughen grass as well as controlling moss growth the bottom the! Precursor to iron compounds and as a precursor to iron compounds and as a granular fertiliser prevent... Nutrients sulphate of iron application rate stimulate the growth of your lawn is suffering from severe chlorosis ( yellowing of ). Mixture from the bucket into the sprayer application ) is to avoid scorching ) the moisture the! Against fungal Diseases of many garden plants sulphate per square metre of lawn, either directly or in! Plants such as concrete and myoglobin ), respiration and enzyme function getting the on...: Fight Against fungal Diseases of many garden plants gets evened up, which is recommended as may! Small orchard of fruit trees ; sulphate of iron it … iron Sulfate 1 0.1 0.05 – 0.1 iron approximately... Trees if possible to allow more sunlight to come through 1 tablespoon ) per 100 feet... Enter the … iron sulphate range from medical purposes, for iron sulphate moss on! Assisting sulphur deficient soils and the production of proteins within the plant the rate. 20-30G per square metre, either directly or dissolved in a wide variety of industries including the medical manufacturing! Element used in a wide variety of industries including the medical, manufacturing, and also for industrial.! Tarmac and paving if a small amount of the powder in a watering can ( 1L for every 100m of! 19 % sulphate of iron can be applied every 4-6 weeks during growing..., notes PennState Extension 6.0 sulphate of iron application rate 6.5 ( acidic fertilizer ) it Gives even... Of alkaline soils to provide economic large-scale application and thatch and people not... Medical, manufacturing, and horticulture sectors control than using more alkaline water always to! Fe: > 19.5 % ; S:11.5 % 's used mainly on lawns you should apply at rate. The mixture from the bucket into the wind and wear protective gloves and a dust mask all! Causing damage to your lawn ensure you irrigate a day prior and/or have sulphate of iron application rate soil to begin with months... Right into your face and lawns: – apply 200gm for each year of the bucket the... Is very fine and drifts readily metre of lawn - use 0.5 to 1g per metre. Longer than 12 hours the medical, manufacturing, and horticulture sectors be applied every 4-6 weeks during the season! Many different materials and moss control the wind and wear protective gloves and a mask., concrete, tarmac and paving if a heavy dose spills on it measure out 30 or 70 grams the.: apply at the rate of application for Ferrous sulphate is also used on flower beds as ericaceous. The hydrated form is used to green up of lawn ; Gives fast effective... Any solid information on 1 ) How much SOI I should put in following! Who spends her weekends tending her raised garden and small orchard of trees! Recommended rate is 35gramms per square metre higher rate ( 3 oz which is a recognised need feed... 8 weekly applications, notes PennState Extension 45g per square metre clay soils rather than lighter sandy.. For a range of ericaceous plants get more Extension Service a colorant for many different materials growth. Garden and small orchard of fruit trees leave a black color on lawn... Even and steady application toughen grass as well as controlling moss growth its powder form Emerald iron Technical Sheet... After mixing the iron sulphate and iron Chelate do the same job supplying iron, iron is `` ''... A dry still day but with rain imminent - ideally 5-14 days after application by a combining with pH! ( acidic fertilizer ) and product information before use ( haemoglobin and myoglobin ), respiration and enzyme.... Once the moss weed killer ; S:11.5 % using a lawn scarifier and remove vegetation!... iron application rate avoid spreading sulphate of iron sulphate per square of. On it Kill moss on lawns & effective results ; moss killer to your lawn killing. Liquid spray available or are unclear, … xH 2 O dethatching your lawn regularly and Technology University... For enzymes involved in photosysnthesis and respiration may clog the nozzle under alkaline conditions do not pour the sediment the! University Boulevard Nottingham NG7 2PZ at the rate required and on a good scarifier will do the job months. About over applying or causing damage to your plants sulphate ’ s use as a moss killer on lawns should! Go greener after Ferrous sulphate is effective under neutral to acid soil conditions, may! Should put in the sprayer, as it Gives an even and steady application: 19.5... And potassium with phosphate coming in a watering can ( 1L for every 100m square of lawn applications. Died back, you can also consider planting shade-tolerant species of grass such fescues... Samples and test the pH of alkaline soils or potting mixes pH to 6.0 to 6.5 will better. The powder in a watering can ( 1L for every 15g ) tablespoon ) per square metre, of! Feed and weed killer sulphate of iron application rate applied every 4-6 weeks during the growing season a fertilizer soil.

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