Skip to product information
1 of 1

Black Swallow

Black Swallow Sulfate of Potash (SOP) (0-0-50)

Black Swallow Sulfate of Potash (SOP) (0-0-50)

Regular price $11.99 CAD
Regular price Sale price $11.99 CAD
Sale Sold out
Shipping calculated at checkout.
Size

Black Swallow Sulfate of Potash is an ultra fine product that is water soluble, making it excellent for use in foliar and irrigation systems!

Natural Sulfate of Potash (K2SO4) is a natural potash mineral that contains 51 percent soluble potash and 18 percent sulfur. It also contains trace amounts of calcium and magnesium.

Application:

  • Root Drench - ¼ to ½ tsp per gallon of water.
  • To use as a foliar: Stir 20g of SOP into 8 litres of water until it is dissolved completely. This can be applied to the root zone of the soil, or sprayed with a fine sprayer onto the foliage of the plant. Apply once every 3 weeks.
View full details