Sulphate of Potash
Searles Sulphate of Potash
1kg powdered concentrate
Potassium is a very important element for all plants. It helps to produce and form colourful flowers and quality fruit. It also helps thicken the plant cell walls, which improves disease resistance.
Deficiency symptoms include the older leaves becoming a grey-green colour with yellowing on the tips and margins. Often the leaves will look scorched and the plant stems may become weak.
Follow all instructions and safety cautions on packaging.