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lime calculator for lawn

by Lynn Gaylord Published 3 years ago Updated 2 years ago

If your lawn has a very low ph balance, you can apply as much as 50 pounds of lime per 1,000 square feet of lawn at a time. Of course, if your soil levels are closer to ideal, you can add less lime. So, let’s do the math for a one-acre yard. One acre is 43,560 square feet. Divide that by 1,000, then multiply by the 50 pounds of lime.

The general rule is that a 50 pound bag of lime will cover 1,000 square feet of lawn. If that's the case, a 40 pound bag should cover about 800 square feet. That is if the soil ph requires the maximum amount of lime application. If your soil is only mildly acidic, 40 pounds of lime may be enough for 1,000 square feet.

Full Answer

What happens if you put too much lime on lawn?

  • The first option is to wait a month or two and mulch organic matter with your mower to amend the soil and water the lawn with the hope that the ...
  • The second option is to add horticultural sulfur to the lawn to lower the ph. ...
  • The third option (and what I recommend) is to top-dress your lawn with a thin (1/4″) layer of screened, finished compost. ...

How do you add lime to your lawn?

Tips to Lime your Lawn

  • On average, your lawn needs about 40 pounds of lime per 1,000 square feet.
  • Your pH level goals should be between 6.5 and 7.0. ...
  • Wait for a year after applying the lime and retest the soil. ...
  • Increase aeration around right angles in your lawn to improve the quality of the grass.
  • Spiked shoes tend to compact the soil rather than aerate it. ...

More items...

Can you put too much lime on lawn?

Yes, too much lime can indeed be a bad thing for your lawn. If you want to keep your lawn looking green and healthy, then you need to use lime carefully. When you go overboard, it’s possible that you could make your lawn turn yellow.

How much lime to put on lawn?

How much lime to use all depends on that little ph test. If your lawn has a very low ph balance, you can apply as much as 50 pounds of lime per 1,000 square feet of lawn at a time. Of course, if your soil levels are closer to ideal, you can add less lime.

How much lime do I need for 1 acre?

If surface applying lime, apply no more than two and one-half tons per acre per year. Up to four tons per acre may be applied if the lime is worked into the soil.

Can you put too much lime on your lawn?

Using too much lime on your lawn will remove the acidity from the soil, but it will also make it too alkaline for your grass to thrive. This will cause yellowing grass that is also not able to absorb vital moisture and nutrients from the soil around it.

How much pelletized lime do I put down?

Crops usually remove between 0.5 and 2 pounds of calcium per 1,000 square feet. Pelletized lime is approximately 35 percent calcium by weight, so a generous application would be 6 pounds of pelletized lime per 1,000 square feet.

What month should I put lime on my lawn?

Fall and spring are generally the best times to lime lawns. Fall has an added advantage, as rain, snow and cycles of freezing and thawing help lime break down and begin to work.

How much does a 50 pound bag of lime cover?

1,000 square feetThe general rule is that a 50 pound bag of lime will cover 1,000 square feet of lawn. If that's the case, a 40 pound bag should cover about 800 square feet. That is if the soil ph requires the maximum amount of lime application. If your soil is only mildly acidic, 40 pounds of lime may be enough for 1,000 square feet.

How can you tell if your lawn needs lime?

Here is how to tell if your yard needs lime:You have sandy or clay soil. ... Weeds or moss have grown in your yard.The fertilizer you're using doesn't appear to be working. ... Your area experiences a lot of rainfall, especially acid rain.The grass is yellowing.More items...•

How much does a 40 lb bag of pelletized lime cover?

approximately 5,000 sq. ft.The product provides approximately 5,000 sq. ft. of coverage and remains effective for up to 26 weeks to help eliminate the need to constantly fertilize. 1 container covers up to 5,000 sq.

How much lime do I need for 1000 square feet?

20 to 50 poundsIt takes 20 to 50 pounds (9-23 k.) of ground limestone per 1,000 square feet (93 m²) to correct a mildly acidic lawn. Strongly acidic or heavy clay soil may need as much as 100 pounds (46 k.).

How do you calculate lime application?

Lime rate (tons/acre) = 100 x 1.5 / 70.3 = 2.1 tons limestone/acre.

Should I apply lime before rain?

Wait 1–2 days after rain before spreading lime. This gives the soil time to shed excess water. If you must spread lime when rain is in the forecast, make sure is very light rain.

Can I lime and fertilize at the same time?

To save you time (and likely money), it's okay to apply lime and fertilizer at the same time. The fertilizer will provide an immediate supply of nutrients to the soil, while the lime will release slowly over time and maintain the appropriate pH balance.

How long does it take for lime to work on grass?

How long will it take for lime to react with the soil and how long will it last? Lime will react completely with the soil in two to three years after it has been applied; although, benefits from lime may occur within the first few months after application.

What type of soil do you need to get lime?

The denser the soil, the more lime you will need. The amount of limestone you use will depend on three basic soil types: sand, loam and clay. Once you have determined these factors, you can calculate an estimate of the amount of lime you’ll need.

Does liming improve the quality of a garden?

This may seem like a complicated process, but liming your fields, lawn or garden will improve the quality of the plants that grow there. Baker Lime aims to educate all interested parties about the benefits of liming and to provide the highest-quality products, no matter how you use them.

Can you use powdered limestone?

You can use either powdered or pelletized limestone. The two forms work the same, except that pelletized limestone is powdered lime mixed with an binder to form pellets, and is typically cleaner and lest dusty to handle. The texture of your soil is one last thing to consider.

How long does it take for lime to work on a lawn?

Depending on the starting condition of your lawn and the type of lime you apply it can actually take 1-3 years for the full effects of applying lime to fully materialize and improve your lawn. However, you will probably start to see some effects after a few months. Here are the types of agricultural lime for your lawn that are popular:

What happens after you apply lime to your lawn?

After you have applied lime to your lawn you will see the benefit of fertilizer being highly effective again, this means adding fertilizer will not seem like a waste of time anymore you will see a benefit .

What type of lime is best for lawn care?

Calcitic Lime – calcitic lime it the lime you will see the fastest results from applying it to your lawn. However this lime is so powerful there is a real risk that you will burn your lawn if you use it, this type of lime is probably best left for professional lawn care experts.

What happens if you put fertilizer on your lawn?

If weeds such as moss and clover start to thrive and take over your lawn. When you apply fertilizer to your lawn you see practically no improvement to your grass.

Why does my lawn turn yellow?

If you want to partake in a battle of chemicals you could apply sulfur as that will lower the pH level of your lawn but it’s up to you whether you want to have a battle of chemicals on your lawn.

Can lime burn your lawn?

Can lime burn the lawn? Lime for your lawn is a chemical and there are many different types you could use for your lawn and there are also many different types you should not use for your lawn. As long as you use a lime that is designed for putting on lawns there is very little risk that you will burn it.

Is lime bad for dogs?

Ok, so lime is just as harmful to dogs as it is for humans. When you carefully apply lime to your lawn it is pretty unlikely to do you any harm. If you were to start sniffing up powdered lime or eating lime pellets it will do you harm and that is why it can be dangerous for dogs or any other pets.

What is limestone in gardening?

What is limestone? When gardeners talk about "lime" or "limestone," they mean either calcium carbonate (calcite or calcitic limestone), or calcium-magnesium carbonate (dolomite or dolomitic limestone). Of the two forms, dolomite is preferred as it provides magnesium as well as calcium.

How to test if soil is too acidic?

But here are two simple tests that will indicate if your soil is too acidic or alkaline: Add a few drops of vinegar to a tablespoon of dry garden soil. If it fizzes, your soil's p H is greater than 7.5. Add a pinch of baking soda to a tablespoon of moist soil. If it fizzes, your soil's p H is less than 5.0.

What is the composition of soil?

All soils are mostly collections of tiny mineral particles. The size of mineral most abundant in your soil determines whether you have sand, loam, or clay. This mineral composition of soil is called the soil's "texture.". Sand particles are small, but compared to other soil particles they are largest.

What is clay soil?

Clay soils are heavy, and you can easily form a ball or ribbon with a clump of moist clay soil in your hand. Most soils are mixtures of all three particle sizes, but in varying proportions. A predominance of sand particles makes a lighter, more open soil with lots of channels for air and water circulation.

What is the effect of minute clay particles on soil?

Minute clay particles pack together tightly making a clay soil heavier, more dense, and with less favorable air and water circulation. Because of the greater density of clay soils, more limestone or sulfur is required to change their p H.

Which is smaller, clay or silt?

The other two main categories of soil particles are silt, which is smaller than sand, and clay, which is still smaller. Sand. Water and nutrients move through sand soils fast meaning both need more frequent replenishing. A handful of sandy soil won't clump or hold a shape when you press it. Loam.

Is hydration lime better than limestone?

Hydrated lime is sometimes sold to home gardeners, but it has more neutralizing power than limestone meaning you should apply about two-thirds the recommended amount. It is less caustic than true lime, but is powdery so awkward to apply.

Step 3: Soil Classification

The Liming Application Required Calcium carbonate (ground limestone) required to achieve target pH in tonnes per hectare. Calcium carbonate in this calculator is based on a ground limestone with an NV of 54 and 40% passing through a 150 micron mesh, this is in accordance with the Fertiliser Regulations 1991.

Step 4: Alternative Liming Material Options

The liming rate here is for ground limestone, if you are using a different liming material select it from the materials list to get a more specific lime application based on the estimated NV of your material.

What is lime?

Lime (also known as agricultural lime) has nothing to do with the citrus fruit but is actually a soil amendment made from ground limestone. It contains calcium carbonate and magnesium carbonate.

Why do you put lime on a lawn?

Agricultural lime will raise the ph level of the soil. This makes soil less acidic and more alkaline. You don’t want soil that is highly acidic or highly alkaline. Lime is excellent for soil that has a lower ph and is more acidic. Your ideal soil ph balance should be slightly acidic, between 5.5 and 7.0.

How many bags of lime do you need per acre?

How much lime to use all depends on that little ph test. If your lawn has a very low ph balance, you can apply as much as 50 pounds of lime per 1,000 square feet of lawn at a time. Of course, if your soil levels are closer to ideal, you can add less lime.

Can you put too much lime on your lawn?

Absolutely! Too much lime will burn your grass. Never apply more than 50 pounds per 1,000 square feet at a time. To make sure that your lime application does not burn the grass, always water after application to rinse the grass blades.

How much does a 40 lb bag of lime cover?

The general rule is that a 50 pound bag of lime will cover 1,000 square feet of lawn. If that’s the case, a 40 pound bag should cover about 800 square feet. That is if the soil ph requires the maximum amount of lime application. If your soil is only mildly acidic, 40 pounds of lime may be enough for 1,000 square feet.

How do I calculate how much lime I need?

There are several handy lime application rate calculators available online, including this one from Clemson University or this one from the National Gardening Association. Once you know your soil ph, it is simple to plug in the numbers to determine exactly how much lime your soil needs.

How much lime to raise soil ph 1 point?

If your soil ph is below 5.5, then it is time to add lime. If you want to do the math yourself, first, you need to determine your soil type.

How to get rid of lime in lawn?

You can also spend several weeks mulching in fresh organic materials to help dilute the lime. Or, as a last resort, you can apply horticultural sulfur to your lawn to try to counteract the lime and restore your soil to a healthy pH level.

What is the best lime for grass?

The most common form of lime used for grass is Dolomitic lime . You can contact a professional lawn care specialist to take care of liming your lawn or can do it on your own if you have experience. Lime for lawncare comes in both pellet and powder form. Both are equally effective in stabilizing the pH of the soil.

Why is lime important for lawns?

In this case, it is important to lime your lawn first. This will prevent the buildup of unabsorbed nitrates which can further increase the acid levels in the soil. Once the lime has balanced the pH of the soil, you can then apply fertilizer to help boost the growth of your grass.

Why use lime pellets?

Most lawn care companies will use lime pellets to help prevent many of the cleanup and breathing complications that come with the lime application. Another advantage of using lime pellets is that they are formulated for timed release. This will ensure proper coverage for your entire yard.

What are the nutrients that help a lawn grow?

The soil under your lawn is full of critical macronutrients that will help your lawn grow. Nutrients such as potassium, phosphorus, nitrogen, iron, boron, zinc, and many others. There has to be a perfect balance of these nutrients if you want to have a luscious green lawn.

What is the best way to get a green lawn?

Everyone loves a bright green lawn, but sometimes the soil can get in the way of healthy grass. Adding lime to the soil of your grass is an effective way to boost soil pH while also encouraging proper growth. Lime used for grass comes from natural limestone. The rock is finely ground and then used to treat the soil in lawns, ...

What is limestone used for?

The rock is finely ground and then used to treat the soil in lawns, gardens and other parts of the landscape. Limestone has a high concentration of natural magnesium carbonate and calcium carbonate which is what is used to neutralize acidic soil. If you are curious about liming your lawn, our beginner’s guide is a quick way to learn the basics.

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