$30.00
Thrive.N - Bloom is manufactured by the same killer crew and is one of our bestsellers. The...
$35.00
Thrive.N is a MUST have BuildASoil and Capital City Organics Top Seller. If you haven't...
$34.00
OptiVeg™, formerly InvigaRoot, is the markets first truly tested chitin product. As an all natural and organic...
$15.00
Thrive.N is a MUST have BuildASoil and Capital City Organics Top Seller. If you haven't...
$15.00
Studies have proven that rice hulls can efficiently replace perlite in your potting soil mixes...
$45.00
Treat yourself and Brew better Compost Tea. Feeds Bacteria and Fungus in Microbial Extraction. TYPICAL...
$12.00
These Gypsum Pellets will dissolve in water back to a very fine rock dust. For...
$25.00
Grow-Sil can be used as soil amendment at any stage of a plant's life cycle....
$12.00
Glacial Rock Dust is full of minerals and a very important part of any soil mix....
$20.00
Follow directions and don't be scared to taste testCoconut Water:Use at 1.5 tablespoon per 8 ounces...
$16.50
Directions: 1/4 cup per cubic foot of potting soil or top dress each plant with...
$25.00
Aloe has Salicylic acid. Salicylic acid is involved in local and systemic plant defense responses against...
$25.00
Beauveria bassiana is a fungus which causes a disease known as the white muscadine disease in...
$30.00
BuildABloom is BuildASoil's long awaited Amino Acid Formula for Flowering Plants. This is manufactured by the...
$12.00
Corn is known to be high in Cytokinins. "Cytokinins will increase the girth and tinsel...
$20.00
If you don't add a mulch layer to your living soil, you're missing the boat!...
$14.00
The Gold Standard of Rock Dust for Remineralization. An all purpose paramagnetic rock dust from...
$14.00
No More Sprouting Barley! Malted Barley comes professionally sprouted then dried ready for your SST....
$30.00
Bokashi is a Japanese term meaning fermented organic matter. EM·1® thrives with rice bran due to the...
Capital City Hydroponics is now closed.
Come visit us at CAPITAL CITY ORGANICS in Brookland, DC
11am-7pm Mon-Sat ;
11am-5pm Sundays