-
Grodan Stonewool Delta Starter Mini-Blocks — 2 inch x 2 inch x 1.5 inch
$6.01 -
Growstone GS-1 Hydroponic Growth Media – 1.5 cu ft
$23.60 -
Hanna pH & TDS Combo Continuous Reading Meter
$179.79 -
Happy Frog High Phosphorous Bat Guano
$13.89 -
Happy Frog Potting Soil, 12 qt
$12.40 -
Hormex Snip n’ Dip #8, 0.75 oz, Carded Bottle
$13.99 -
Humboldt Nutrients Master A , 32-Ounce
$24.93 -
Humboldt Nutrients Master B , 32-Ounce
$25.00 -
Humboldt Nutrients ProZymE, qt
$30.51 -
Hydrofarm Products PLANT-T CLAY PEBBLES 10 LITER/8-16MM
$23.73 -
HydroFarm Quantum Par Light Meter
$146.99 -
Microbe Life Hydroponics – Soy Based Reservoir & System Cleaner
$17.25