5kg airtight tub of Proctors Kieserite. Tomato, Rose, Tree, Fruit Plant fertiliser

£19.99 inc. VAT

Kieserite, permitted as an organic nutrient source by the European Commission Regulation, is an earth mineral mined from naturally occurring marine deposits.
Chemically known as magnesium sulphate monohydrate, it provides soluble sources of both Magnesium and Sulphur for plant nutrition, and is not effected by, or effects, soil ph. Essential for healthy leaves and photosynthesis, a deficiency in magnesium is common in tomatoes, apples, grape vines, raspberries, roses and rhododendrons.
 Your tub is made from high quality plastic so you can safely store your fertiliser for years to come.

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