Magnesium sulphate is a soil enhancer that helps correct yellowing deficiencies in your landscape. The Mg content is 11 percent. There are fertilizers that are a combination of potassium sulfate and magnesium sulfate. This fertilizer is easily used in a starter fertilizer for corn or as a Mg source when there is no desire to increase soil pH. Magnesium Sulphate fertiliser is a soluble epsom salt for plants, designed to increase chlorophyll production, help seeds germinate and counteract pests. This product is designed for fertigation use only. This product can be used on all types of palm trees. Epsom salt fertiliser helps strengthen cell walls, allowing plants to grow bushier and produce more flowers, fruit and nuts. Can be mixed with pesticides or liquid fertilizers. Quick acting Mg & S fertilizer. 95 Magnesium Sulphate as a main materials in fertilizer, magnesium is an essential element in the cloriphyll molecule, and sulfur is another important micronutrient is most commonly applied to potted plants, or to magnesium-hungry crops, such as potatoes, roses, tomatoes, lemon trees, carrots and so on. Can be used for a foliar application. The sulfur (S) concentration is 22 percent and the K 2 O percentage is 22 percent. Using this product is … ENVY Magnesium Sulfate Plant Food - Water Soluble Epsom Salts | Fertilizer for Roses, Flowers, Shrubs, Vegetables and Trees (3.0 lbs) 4.7 out of 5 stars 17 $15.95 $ 15 . Magnesium Sulfate Epsom Salt Technical Grade - Mg 9.8%, S 12.9%.