NutriStar For Tropical and Perennial Hibiscus is a higher potassium fertilizer that is essential for good Hibiscus health and bloom. This formula contains potassium nitrate, ureaform, monoammonium phosphate, ammonium sulfate, activated sludge, potassium sulfate, cottonseed meal, ferrous sulfate, magnesium sulfate, calcium sulfate, sulfur, zinc sulfate, manganese sulfate, copper sulfate iron oxysulfate, magnesium oxide.

This is a perfect fertilizer for the tropical landscape.

Great fertilizer for: Texas Star Hibiscus, Texas Sage, Althea, Rose of Sharon, Tropical Hibiscus, Mallow Hibiscus, Confederate Rose, Ixora