Superphosphate 0-20-0 5 lb
Helps improve root growth, stem sturdiness and flower development, influences blooming, seed formation and ripening of fruits. It also helps improve winter hardiness of grasses and perennials. Superphosphate is recommended when additional phosphorous is needed by the plant. Use as a supplement to a regular fertilizer program. When planting strubs, use our Planting Mix with Superphosphate and your plants will thank you.