Best selling products

These submersible water pumps are great for everything from fountains to hydroponic systems. The pumps have an inside threaded fittings and the flo...

These unique pots allow for proper root training and air pruning with strategically placed ventilation channels and offer a unique container shape....

All-purpose Measure Master® Graduated Containers feature easy to read U.S. ounce and metric milliliter graduations. Positioned right on the contain...

These soft growing containers allow more air to reach the growing medium and roots, improving drainage and keeping the root system from overheating...

These soft growing containers allow more air to reach the growing medium and roots, improving drainage and keeping the root system from overheating...

Note: No Return or Refund on this product

Sunshine® Advanced Mix #4 is meticulously formulated to meet the needs of professional growers, yet is easy to use for beginners. It contains Canad...

Grodan Delta 10 Block, 4" x 4" x 4", case of 144

Breakthrough 5.5 pH technology! Made to match healthy skin's natural 5.5 pH levels to ensure the most comfortable fit yet! Unique formulation reduc...

MaxiGro and MaxiBloom are extremely potent, stand-alone, water-soluble, dry concentrate nutrients. Complete in primary, secondary and micro nutrien...

MaxiGro and MaxiBloom are extremely potent, stand-alone, water-soluble, dry concentrate nutrients. Complete in primary, secondary and micro nutrien...

Top Booster contains added levels of potassium and phosphorous to enhance the flowering cycle in hydroponics and soil applications. Note: No Return...

CaMg+® is the ideal supplement to provide a natural source of Calcium and Magnesium, critical elements in a plant's growth cycle. CaMg+® is biologi...

BioThrive® Bloom provides flowering and fruiting plants with essential nutrients, perfectly balanced for superior blooms and bountiful harvests. Sp...

Gro-Blocks are similar to a plant container. Need a 3 in pot? Then choose a 3 in Gro-Block. Small plants can be fully grown in our larger Gro-Block...

Soft, non-abrasive mesh gently protects stems, vines and foliage. Ideal for guiding and supporting vine, flowering and vegetable plants. Nylon mesh...

Titan Controls Zephyr 1 - Day/Night Temp Controller

Lighting control at your fingertips! The Master controller EL1 and EL2 Gen 2 are our entry-level systems for centrally controlling large rooms with...

The FloraFlex® 3/16 inch ID - 1/4 inch OD tubing comes in green to color coordinate with the FloraFlex® FloraCap's. FloraFlex's premium vinyl tubin...

Greensand has been used as a soil amendment and conditioner since the early 1700s. Naturally occurring in marine sedimentary deposits, our Greensan...

Neem Seed Meal is produced during the extraction of oil from the seed of the Indian Neem tree (Azadiracta indica). It is an excellent way to streng...

H&G Drip Clean keeps your mediums and hoses free of salt build up. Drip clean is 100% safe for plants and is especially useful in situations wh...

The pH Perfect Connoisseur Bloom A&B is for the experienced, highly artistic, professional and commercial grower. If you are a top-notch grower...

Azos is a beneficial microbe that sparks new root development and boosts growth. Azos works by rapidly increasing plant production of IAA (indole-3...

Great White® is the most advanced mycorrhizal product on the market today. The combination of mycorrhizae, beneficial bacteria, trichoderma and pla...

For use with all General Hydroponics® 6 gallon containers. Note: No Return or Refund on this product