These Jobe's Organics fertilizer spikes carry a nutrient ratio of 4-3-3 that has been specially formulated for organic gardening. Easy to apply with no mixing or measuring required, these fertilizer spikes are a great way to deliver ongoing nutrients right at the roots, where plants need it most. Simply insert around your plant's drip line and watch your plants grow greener, faster, and more lush! In fact, these fertilizer spikes are guaranteed to produce more herbs. Each bag includes 12 spikes, pre-measured with the perfect amount of plant food to give your plants the nutrients they need. No wonder Jobe's is considered the number one organic fertilizer for home gardening!