Simply mix about 10 to 20% of Searles Sulphate of Potash with the Blood & Bone before applying to flowering plants.
* Contains pure blood and bone.
* Provides high 8.5% nitrogen.
* Organic slow release fertiliser
* Promotes strong, steady plant growth.
* NPK 8.5 : 7.2 : 0
Comes in 2kg, 4kg