Jobe's Organic Spikes Roses Root Feeder 10-Pack is an easy, eco-friendly way to fertilize roses and flowering shrubs. With a slow-release fertilizer analysis of 3-5-3, this 14.1 oz bag provides the nutrients necessary for beautiful and healthy blooms. It's designed to last for up to two months in the soil, meaning you can fertilize less often and with reduced labor. Plus, it's USDA certified organic and safe for use around pets, kids, and wildlife.