Natural & Organic Soil Amendments for Lawn & Garden

Depending on where you live and your local climate, your soil may not be the most ideal for planting flowers and crops. Soil amendments help adjust soil to the optimal conditions for plants to thrive with natural and organic nutrients and ingredients. Shop our wide selection of soil amendments above to find the nutrients that meet your needs. 

1-24 of 40 results
5 out of 5 stars (13)
$57.33
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A liquid limestone that quickly changes the soils pH level as needed in agricultural or turf-grass applications.
3.5 out of 5 stars (2)
$33.32
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A water surfactant that holds water vapor in the plants that reduces watering by up to 50% and improves soil penetration.
$16.99
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A soil acidifier that has all organic ingredients that acidifies or lowers the pH of the soil for Hydrangeas and Blueberries.
5 out of 5 stars (3)
$119.58
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A professional fully chelated EDDHA iron that prevents iron chlorosis by maintaining and protecting iron availability in the most challenging soils that are alkaline or calcareous.
$6.64
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Multiple sizes available
Soil Moist stores water for plants and releases water as needed. Saves up to 50% in watering!
$71.25
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A 10% fully chelated DTPA Iron and water-soluble manganese combination that helps correct specific mineral deficiencies in slightly acid to slightly alkaline soil.
$34.62
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An all-natural soil conditioner that permanently enhances the structure of any soil.
$18.20
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Vermiculite aerates compacted soil so plants can absorb more nutrients with the loosened soil and keeping it well-drained and healthy.
$75.25
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Multiple sizes available
A water soluble chelated micro-nutrients fertilizer that is compatible with fertilizers and pesticides for vegetable crops to golf courses.
$16.43
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Multiple sizes available
A lime that corrects soil acidity for shrubs, flowers, vegetables, lawns and house plants.
3 out of 5 stars (2)
$18.81
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Multiple sizes available
A mineral supplement that will quickly turn plants from yellow to green, and is great for use in lawns, trees, flowers, shrubs, and vegetables.
$7.02
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A specially formulated fungi and ecto- and endo-mycorrhizal to inoculate transplant shrubs and trees during planting time.
5 out of 5 stars (1)
$14.31
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An organic lime supplement, formulated with 100 percent organic ingredients that contains no fillers and sledges.
5 out of 5 stars (4)
$15.17
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Multiple sizes available
A natural and organic plant source of humic acid to enrich the soil indoor plants to outdoor lawn and gardens.
$42.64
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Multiple sizes available
A all-natural potting soil that will assist plants pursuing nutrients from the ground with microbes and other organic matter.
$18.16
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Multiple sizes available
A hydrated lime that quickly raises soil pH level to optimize conditions for better growth of plants and lawns.
$17.91
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An excellent tool in the nutrient uptake of plants and safe to use for buffering of soil and water.
$258.59
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A professional nitrogen stabilizer additive to fertilizers that helps in reducing nitrogen loss in crops.
5 out of 5 stars (1)
$19.99
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A soil amendment to inoculate transplant shrubs and trees during planting time as well as promote root growth and enhance microbial.
$96.47
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A soil amendment that allows plants to utilize more nutrients which will increase the plants health and enhance and improve the soil.
$27.95
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An organic and pH-balanced soil media designed to promote optimal seed germination and enhance root development.
$72.44
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A professional blend of fulvic acid that helps in early season root development, and improves a fertilizers performance and faster seedling growth as a fertilizer additive.
$16.59
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An organic blend of ingredients that promotes root growth and improve moisture retention of all seedlings and cuttings.
$89.82
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An OMRI humic soil conditioner for all soil types for lawns, sod, golf courses to parks and hydro-seeding.

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