Soluble potash is some of various mined and manufactured salts that contain potassium in water-soluble form. The name derives from pot ash, which refers to plant ashes soaked in water in a pot, the primary means of manufacturing the product before the industrial era. The word potassium is derived from potash.
- Mostly for use in manufacturing. Various types of fertilizer-potash thus constitute the single largest industrial use of the element potassium in the world.
- 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 will not eliminate it.
- Increase water retention
- Decrease plant stress
- Improve resistance to diseases and pests
- Improve quality, improving marketability
- No side effects are known.
Source: Cavagri, https://cavagri.com/Blog_Potash.aspx