It plays a vital role in the production of proteins and sugars. It also protects against draught by maintaining plants water content which in turn is a benefit for photosynthesis as leaves maintain their shape and vigor. Benefits of Potash: Increase skin strength Plants will still wilt if it gets hot enough; however adequate potassium (K) will increase the plants’ ability to tolerate heat/ drought stress, however, it will not eliminate it. Increase water retention Decrease plant stress Improve resistance to diseases and pests Improve quality, improving marketability Increase production, quality, nutritious value, resistance capacity, and storage of the crop. Best for Greenhouse and Protected cultivation.