Base A

Perfect and Strong balance of Nitrogen, Phosphorus, Potassium, Calcium, Magnesium, Fulvic Acid and some other good stuff. Use between 5-14ml/gallon.

Base B

Perfect and Strong balance of Nitrogen, Phosphorus, Potassium, Calcium, Magnesium, Fulvic Acid and some other good stuff. Use between 5-14ml/gallon.

Golden Tree

Our signature All-In-One additive. Has all the bells and whistles. Use rate between 1-5ml/gallon.

Flower Stacker

Flowering Booster for use after week 3 of flower. Use rate between 1-8ml/gallon.

Plant Enzymes

Highly concentrated enzymatic formula with a guaranteed content of 7,000 units/ml of active enzyme to help plants grow better and easer. Can be helpful when growing in hydroponics (Coco), Deep Water Culture and Aeroponics. Use rate of no more than 1ml/gallon.

Cal Mag & Iron

Helps correct common deficiencies. May be necessary if using Reverse Osmosis water. Also may be necessary depending on plant genetics. Use rate between 2-5ml/gallon.

Hydroponic Supplies

Humboldts Secret Golden Tree Nutrient Is A Superior Product in the World of Hydroponic Supplies.

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You´ve probably figured out that visiting your local hydroponics supplies store will either give you a headache or prematurely make you go bald by sorting through the ocean of competing products with their hyperactive comic-book logos on labels designed to impress or amuse you and the confusing ingredient and scientific labeling which might take a codebook to decipher. So many hydroponics supplies companies offer multiple "grow packs" and various nutrients under one brand, that it becomes a headache to figure out where to wisely spend your money in getting your crop off the ground. You´ve already put in the time and money on getting the equipment and setup you need, so making needless and avoidable mistakes through trial and error with confusing product lines is the last thing you want to do to delay your successful crop.

All we do at Humboldts Secret is to focus our resources behind our ONE product that we KNOW will work wonders – Golden Tree. We don´t try to confuse you with any fancy marketing gimmicks or flashy packaging. What we offer is RESULTS! The only decision you really need to make is in deciding what size bottle will be best for your crop plans, and with our product descriptions in the "Buy" section, we´ve given you the advice needed to easily determine that in a matter of seconds. Our website is straightforward and super-easy to use. We offer discreet shipping to protect your privacy and free shipping on any order over 59.99. Save yourself the gas, time, hassle and confusion factor of visiting the local hydroponics store and come to www.humboldtssecret.com, the best online hydroponics option for your specific growing needs!