Nutrients & Supplements
Showing 25 - 48 of 287
Sale -43%
General Hydroponics GH CALiMAGic
CALiMAGic is a concentrated blend of readily available calcium and magnesium. It..
$321.88 $184.69
Sale -6%
The Guano Company Super Bat Budswel
For strong, multiple blooms in fruiting and flowering plants. A high phosphorous..
$50.99 $47.69
Sale 4%
Superthrive Superthrive
SUPERthrive® is a highly concentrated non-toxic vitamin solution invigorating a..
$12.99 $13.49
Sale -1%
Xtreme Xtreme Gardening Mykos
Xtreme Mykos Pure Mycorrhizal Inoculum, Granular
$32.75 $32.39
Sale -10%
Mammoth Gardening Mammoth P
MAMMOTH P is specifically designed to increase phosphorus availability during th..
$47.77 $42.84
Sale -19%
Hydro Dynamics International HDI Europonic Silicate
Serious growers know that silica is important to overall plant health. The benef..
$17.29 $13.99
Sale -42%
Athena Athena Bloom PRO 25lb
Flowering plants require higher amounts of phosphorous (P) and potassium (K) to ..
$200.00 $115.99
Sale -10%
FoxFarm FoxFarm Steamed Bone Meal
FoxFarm Happy Frog® Steamed Bone Meal Fertilizer
$11.95 $10.76
Sale -10%
FoxFarm FoxFarm Don't Bug Me
FoxFarm Don't Bug Me Pyrethrin Spray, Ready-to-use, 24 oz
$18.95 $17.06
Sale -12%
FoxFarm FoxFarm Cavern Culture
FoxFarm Happy Frog® Cavern Culture™ Fertilizer
$14.95 $13.22
Showing 25 - 48 of 287