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
Sunday 11-6pm
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
Sunday 11-6pm
+ Quick Look
$12.00
AG Limestone is an agent added to soil to help raise the pH without adding...
+ Quick Look
$16.00
Karanja Oil Cake is the residue obtained from Karanja seed kernels which have been crushed to...
+ Quick Look
$15.00
Looking for mulch but don't have a farm in your backyard? If you don't add...
+ Quick Look
$12.00
This Recipe has been tweaked over the years and is finally where we like it....
+ Quick Look
$22.00
AGSIL16H is manufactured by PQ corporation and is one of the few silica products on the...
+ Quick Look
$21.99
OMRI Listed. The Karanja Tree and The Neem Tree are very similar and the odor...
+ Quick Look
$18.00
We have done thousands of soil tests and over the years and we've noticed that...
+ Quick Look
$27.50
BuildABloom is BuildASoil's long awaited Amino Acid Formula for Flowering Plants. This is manufactured by the...
+ Quick Look
$18.00
BuildASoil Craft Blend started with a big workshop full of the best and cleanest soil amendments...
+ Quick Look
$12.00
Premium 97 Solution Grade Diamond Gypsum Use at lower rates (50-400 lb/acre) than non-soluble gypsum,...
+ Quick Look
$40.00
Speak your plant's language! BuildASoil proudly welcomes the famous Jay Plantspeaker to our LEGEND SERIES...
+ Quick Look
$35.00
Use This Pumice As Direct Replacement For Perlite Last Longer Than Perlite & Has More...
+ Quick Look
$14.00
The Gold Standard of Rock Dust for Remineralization. An all purpose paramagnetic rock dust from...
+ Quick Look
$12.00
Corn is known to be high in Cytokinins. "Cytokinins will increase the girth and tinsel...
+ Quick Look
$30.00
Bokashi is a Japanese term meaning fermented organic matter. EM·1® thrives with rice bran due to the...
+ Quick Look
$22.00
Build-A-Flower is available again!!. Malibu Compost was delayed in reaching us, causing production delays on...
+ Quick Look
$25.00
Beauveria bassiana is a fungus which causes a disease known as the white muscadine disease in...
+ Quick Look
$25.00
Aloe has Salicylic acid. Salicylic acid is involved in local and systemic plant defense responses against...
+ Quick Look
$36.00
It was designed based on Logan Labs soil testing and saturated paste testing. We wanted...
+ Quick Look
$42.50
***Prices on media and other products are subject to change, please contact our store location...
+ Quick Look
$16.50
Directions: 1/4 cup per cubic foot of potting soil or top dress each plant with...
+ Quick Look
$20.00
Follow directions and don't be scared to taste testCoconut Water:Use at 1.5 tablespoon per 8 ounces...
+ Quick Look
$45.00
EM-1 Microbial Inoculant is a naturally-fermented, live microbial blend of beneficial food grade microorganisms. EM-1 Microbial...
+ Quick Look
$20.00
Directions: Use 1 ounce per gallon for normal foliar spray use in container gardens. Use...
+ Quick Look
$12.00
Glacial Rock Dust is full of minerals and a very important part of any soil mix....
+ Quick Look
$55.00
Discover how our Kashi Blend, a diverse grain bokashi, can jumpstart your gardening and composting...
+ Quick Look
$35.99
***Prices on media and other products are subject to change, please contact our store location...
+ Quick Look
$14.00
No More Sprouting Barley! Malted Barley comes professionally sprouted then dried ready for your SST....
+ Quick Look
$39.99
Oly Mountain Compost is 2 year hard wood and Alaskan wild caught fish compost. It's legendary,...
+ Quick Look
$45.00
OptiVeg™, formerly InvigaRoot, is the markets first truly tested chitin product. As an all natural and organic...
+ Quick Look
$49.50
Treat yourself and Brew better Compost Tea. Feeds Bacteria and Fungus in Microbial Extraction. TYPICAL...
+ Quick Look
$14.00
Oyster Shell Flour is a high quality soil conditioner which consists of 96% calcium carbonate...
+ Quick Look
$15.00
Studies have proven that rice hulls can efficiently replace perlite in your potting soil mixes...
+ Quick Look
$45.00
A full-spectrum soil inoculant formulated with an emphasis on microbes which mobilize Phosphorus in all...
+ Quick Look
$45.00
1 teaspoon = 5 g 1 cup = 8.5 ounces ROOTWISE MYCROBE COMPLETE is "A diverse inoculum...
+ Quick Look
$38.50
Therm X-70 is a natural wetting agent derived from yucca. It contains 100% concentrated yucca extract,...
Come visit us at CAPITAL CITY ORGANICS in Brookland, DC
11am-7pm Mon-Sat ;
11am-5pm Sundays
***Prices Are Subject To Change***
All Materials © 2023 Capital City Hydroponics | 
Website by Sleepless Media | Powered by Shopify