Pre-measured Rose fertilizer Spikes nourishes at the roots; time release fertilizer for all flowering shrubs | Easy to use Rose fertilizer Spikes; no wasteful runoff, no mess, hazards or smells | For Best results apply early in spring when new growth begins for beautiful blooms | Feeds for 8 weeks underground to provide roses with continuous slow-release nourishment at their roots | Apply early in spring when new growth begins; guaranteed Analysis: (9-12-9) 10 Spikes in waterproof, reseal able pouch