Top 9 Epsom Salt Fertilizer – Garden Fertilizers

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1. PowerGrow Systems


Epsom Salt Magnesium Sulfate Agricultural Grade Bulk 5 Pounds

PowerGrow Systems #ad - Packed by powergrow systems in visible clear bags - Made in USA. Can prevent nutrient deficiencies and increase plant yields. Epsom salt magnesium Sulfate can increase seed germination and nutrient uptake. Epsom salt is ph neutral, so it won't affect the pH in your system or soil. Can make foliage more green and lush.
BrandPowerGrow Systems #ad
ManufacturerPowerGrow Systems #ad
Weight5 Pounds



18 lb. Resealable Bulk Bag Agricultural Grade Epsom Salt for Gardening and Lawn Care, Epsoak Epsom Salt

EPSOAK #ad - For soil naturally low in magnesium, applying epsom Salt can help raise magnesium levels and enrich soil with nutrients. Here at the san francisco salt company we are confident that you will be completely satisfied with our products, which is why we stand behind every single item that we sell.

Use on plants, lawn, shrubs and more…. It's an inexpensive, greener alternative to harsh chemical fertilizers - and you don't run the risk of overuse. Most commonly used to make tomatoes and peppers taste sweeter, Epsom Salt creates a healthy, mineral-dense environment that's also perfect for making rose blooms bigger, bolder, and more beautiful. From plants and vegetables to flowers and lawns, epsom Salt - also known as magenisum sulfate - is a time-tested mineral that promotes healthy growth.

If you are not completely satisfied with your purchase reach out to us directly and we will make it right. That's because magniesium helps plants take in vital nutrients and boosts chlorophyll production while sulfur produces vitamins. Epsom salt for plants is a completely natural and cost efficient way to give them that extra boost to help your plants thrive. Epsom salt can do amazing things to help your garden flourish.
BrandEPSOAK #ad
ManufacturerSan Francisco Salt Company #ad
Weight18 Pounds

3. Epso


Epso Grow M Salt Plus Plant Nutrient Pouch, 5 lb

Epso #ad - Sulfur is an important nutrient for plant life. Epsom salt magnesium sulfate is a well-reputed organic gardening supplement. Epsom salt provides a soluble source of magnesium and sulfur for plants. 5 lb.
BrandEpso #ad
ManufacturerEpso #ad
Height1 Inches
Length1 Inches
Weight1 Pounds
Width1 Inches
Part Number049845



ENVY Magnesium Sulfate Plant Food, Water Soluble Epsom Salts | Fertilizer for Roses, Vegetables and Trees 1.5 lbs, Flowers, Shrubs

ENVY #ad - 100% water soluble - we use only top-quality ingredients that allow for maximum solubility in warm or cold water, for optimal dilution ratios. Agricultural grade - our magnesium sulfate is formulated to be pure for use with both indoor & outdoor plants, gardens and trees - we do not include any additional ingredients found in many Epsom Salts products used for bathing.

Resealable pouch w measuring scoop - we know storing plant foods in the box can get messy, so all of ENVY's water-soluble plant foods come in a robust, resealable pouch with a measuring scoop & instructions for easy use and storage. No nutrient burn - our magnesium sulfate is kind to all plants, trees and flowers.

Unlike nitrogen-based fertilizers, it is not possible to burn your precious plants with ENVY's Epsom Salts for plants. Roses, peppers & tomatoes - while epsom salts provide an excellent source of supplementary magnesium and sulfur for lush, its use for Roses, green foliage in all plants and flowers, Peppers and Tomatoes is particularly effective.
BrandENVY #ad
ManufacturerNational Liquid Fertilizer #ad
Height8 Inches
Length4.5 Inches
Weight1.5 Pounds
Width3 Inches
Part NumberKarcusiny

5. Monterey


Monterey LG7220 Epsom Salt for Plants Magnesium Sulfate for Gardening, 4 lb

Monterey #ad - Easy to use - monterey epsom salts can be applied using three different methods: directly to the soil at the base of the shrub or tree, mixed with water and used as a soil drench beneath the plants, or mixed with water and used as a foliar spray. 4-pound.

Fast-acting results - magnesium is absorbed through the roots or foliage of the plants to help them produce chlorophyll. Epsom salts is a source of magnesium that is required by plants to produce chlorophyll in order to carry on photosynthesis. Enhances color of blossoms & leaves - this product enhances the color of blossoms and leaves, promotes new flowers and fruit, improves the root system and improves the length of the stem. Corrects magnesium deficiency - if a plant is deficient in magnesium, its ability to carry on photosynthesis is decreased.

Organic gardening - our product is omri listed and approved for organic gardening. Promotes blooms in roses and other flowering plants. It also helps plants absorb phosphorus. Great for use on gardens. Absorbed through the roots and foliage to help plant produce chlorophyll. Epsom salts. Omri, the organic materials review institute, determines whether or not a product qualifies as organic under the USDA's National Organic Program.
BrandMonterey #ad
ManufacturerMonterey #ad
Height4 Inches
Length6 Inches
Weight4.2 Pounds
Width6 Inches
Part Number704623

6. MasterBlend


MASTERBLEND 4-18-38 Complete Combo Kit Fertilizer Bulk 5 Pound Kit

MasterBlend #ad - Used by professionals worldwide for optimum plant growth. Packed by weight in a 1/1/05 ratio based off the masterblend recipe of 12g MB, 12g, CN, and 6g ES. Contains masterblend 4-18-38, calcium Nitrate 15. 5-0-0, and epsom Salt Magnesium Sulfate. 100% water soluble for easy plant uptake. Masterblend 4-18-38 master Kit 3 Separate Components in correct amounts.
BrandMasterBlend #ad
ManufacturerMasterBlend #ad
Weight10 Pounds

7. Jobe's


Brown, 09364, 6lbs, Soil Additive, Soil Acidifier, Jobe's Organics

Jobe's #ad - Omri listed for organic gardening by USDA; certified organic means no synthetic chemicals. Promotes darker green growth; No harmful chemicals that could burn the plant. Easy pour 6 pound bag; apply at planting, reapply 2-3 times a year to maintain desired soil pH. Organic granular for decreasing soils alkalinity; provides acid-loving plants with all natural Sulphur. Ideal formula for hydrangeas and blueberries; turns hydrangeas from pink to blue; test soil pH before applying.
BrandJobe's #ad
ManufacturerJobe's #ad
Height13.5 Inches
Length4 Inches
Weight6 Pounds
Width7 Inches
Part Number9364
WarrantyJobe’s Organics  fertilizers are guaranteed not to burn when used as directed. Jobe’s, Jobe’s Organics and Biozome are registered trademarks of Easy Gardener Products, Inc.

8. Twin Canaries Liquid Volume Conversion Chart


Fox Farm Plant Fertilizer Soil Bundle: Big Bloom, Cal-Mag Pack of 4, 16 oz Bottles + Twin Canaries Chart, Grow Big, Tiger Bloom

Twin Canaries Liquid Volume Conversion Chart #ad - Tiger bloom is designed to encourage abundant fruit, flower and multiple bud development. Tiger bloom is a phosphorus fertilizer that contains nitrogen to support vigorous growth. Grow big is a liquid concentrate fertilizer that supports lush vegetative growth. Bush doctor cal-mag is a calcium and magnesium supplement that helps strengthen cell walls and aid in fruit development. Omri listed and registered CDFA Organic Input Material. Twin canaries Chart included with every order. Big bloom liquid plant food is formulated for use on all plants and can be used every time you water.
BrandTwin Canaries Liquid Volume Conversion Chart #ad
ManufacturerTwin Canaries Liquid Volume Conversion Chart #ad
Weight1 Pounds

9. Homestead Harvest


Epsom Salt Magnesium Sulfate, Food Grade, Gardening and Lawn Care 50 lb

Homestead Harvest #ad - Perfect for raising magnesium levels and enriching your soil with nutrients. All natural soil additive. Feed grade.
BrandHomestead Harvest #ad
ManufacturerErnst's Grain #ad
Weight50 Pounds