I use greenleaves....grow juice, bud juice and boost juice works really good for me
You can use this nute in hydro or dirt....I grow in sunshine pro mix #4......you only need to use 1 oz per gallon......per directions
I use a cap full per gallon everytime I water to avoid salt build up
Hydroponics, Indoor Gardening Supplies, Hydroponic Systems - home
This fertilizer when added to water will turn a certain color to tell you the ph level of the water
Those little balls are called ozmocoat slow release