There are 3 units left in stock.
Jack's ClassiCote with Crystal Green 15-8-23 Time-Release Fertilizer is formulated using Crystal Green, a highly pure, crystalline compound that captures nutrients from wastewater. ClassiCote feeds your plants in a sustainable way utilizing a renewable, slowly available source of phosphorus and magnesium that would otherwise be lost as waste. This blend with enhanced micronutrient availability provides optimal nutrition for strong roots and vital green growth.
- Releases nutrients gradually for up to 4 months of vigorous growth.
- The roots gradually utilize a controlled-release of nutrients that ensures that little is lost to the environment.
- Highest safety factor to prevent burning when applied as directed.
- Free measuring spoon enclosed for easy and precise application.
- Resealable tub makes sprinkle applications and outdoor storage convenient.