You need to check first ph level with the help of PH test kit. -
http://www.hydroasis.com/hy/productd...st-kit-1-ounce
Foxfarm nutrients are water soluble fertilizer works fast to encourage vigorous, vegetative growth by providing an extra boost of nitrogen (12-7-7) and important trace minerals. Huge plants in a hurry! Spectacular green growth which leads to larger, brighter flowers. A complete, organic-based liquid plant food blended from blood meal, earthworm castings, and Norwegian kelp. Suitable for all plant types as a foliar or soil fertilizer. 1-2 tbsps per gallon.