Magnesium Sulfate Epsom Salts | 50lb (49/PL) - OMRI Listed

OMRI Listed Bulk Magnesium Supplement for Growing Media, 50lb

Soil and growing media can run short on magnesium over a season, showing up as slower growth or interveinal yellowing on older leaves. Magnesium Sulfate Epsom Salts is an OMRI Listed magnesium source that dissolves for use in feed water or as a direct soil amendment.

This 50lb size is built for commercial growers and nurseries that need a bulk supply of magnesium supplement on hand.

Key Features & Benefits

• Magnesium sulfate source — supplies magnesium for plant nutrition.
• OMRI Listed — approved for use in organic production.
• Water-soluble — dissolves for use in feed water or as a soil amendment.
• Bulk 50lb size — sized for commercial growers and nurseries.

Who Should Use Magnesium Sulfate Epsom Salts

Growers and nurseries who want an OMRI Listed magnesium supplement in bulk quantity, rather than a small retail-size package, will find this 50lb bag suited to that need.

About Master Plant-Prod

Master Plant-Prod Inc. has manufactured water-soluble fertilizers since 1945 from its Brampton, Ontario facility, distributing products including this magnesium sulfate supplement to more than 35 countries.

Frequently Asked Questions

What is Magnesium Sulfate Epsom Salts used for?

It's used as a source of magnesium for plant nutrition. A magnesium shortfall often shows up as slower growth or yellowing between the veins of older leaves.

Is it OMRI Listed?

Yes, it's OMRI Listed for use in organic production. A certified organic operation can apply it without risking that certification.

How is it applied?

Dissolve the recommended amount in water and apply to the soil or growing media, or mix it directly into your feed water. Follow label rates rather than guessing at a concentration.

What size is this package?

This listing is the 50lb size. It's built for commercial growers and nurseries that go through magnesium supplement in bulk rather than a small retail-size package.