 And that's how they want their business to run. Now when it comes to planting, it's all about roots. A vigorous, well-established root system is critical for all of your plants. Fertilome Root Stimulator and Plant Starter Solution contains a liquid fertilizer for immediate uptake by the plants, plus a growth hormone that helps your plants become established quickly. Your plants will develop 33% more roots, and more roots means summer hardiness. That's kind of important right now.