Jack's Bloom Booster Fertilizer is the perfect formulation of 10-30-20 designed to produce more blooms with brighter colors! This fertilizer can be used on both indoor and outdoor blooming plants. This fertilizer comes in an 8 oz resealable water tight and air tight container, easy for storage. For best results, apply at the start of bud set, every 7-14 days during the active bloom season. For outdoor plants, mix 1 Tablespoon per gallon of water, watering at the soil level. For indoor plants, mix 1/2 Teaspoon per gall on water every 2 weeks. It's easy to help provide your blooming plants with all the nutrition it needs for a very colorful season.