We are Washington, D.C's premier location for all of your horticultural needs.
Located at 3744 10 St. NE, Washington, D.C. ; 20017
Call us at 202-248-2483.
Open 7 days a week Mon-Fri 11-7pm
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Ginormous was specifically formulated to help your favorite plants yield the largest fruits, higher brix...
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GIANT flowers and ENORMOUS fruits are what we all want to harvest consistently throughout our...
Humboldt Nutrients Humboldt Honey ES is a premium blend of cane molasses, yucca, kelp and...
Liquid Humic Concentrate HUM-BOLT HUM-BOLT is a 8% Humic Acid derived from premium Leonardite, extracted...
Humboldt Roots is a highly concentrated organic root stimulant that expands the root zone during...
Humboldt Nutrients Hydro Deuce brings the power of the H.N. natural line to your hydro...
NPK 5-0-1 Humboldt Nutrients Micro formula, was designed in Humboldt County to be used with...
NPK 2-0-0 Humboldt Nutrients Sea Cal was designed in Humboldt County to be a powerful...
NPK 4-0-3 Humboldt Nutrients Master A&B is a premium two-part fertilizer program designed for all...
NPK 1-5-6 Humboldt Nutrients Master A&B is a premium two-part fertilizer program designed for all...
NOT FOR SALE IN OREGON OR HAWAII Bacterial Complex with Biological Nitrogen Fixation (BNF) Mayan...
NOT FOR SALE IN OREGON OR HAWAII Bacterial Complex with Biological Nitrogen Fixation (BNF)Mayan MicroZyme...
3744 10th St NE, Washington DCCapital City Organics202-248-2483Get Directions
Capital City Hydronics is now closed.We want to thank all of our customers for their support and invite you to our main location.
11am-7pm Mon-Sat ;
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