$15.50
Your Plants Need B Vitamins Just Like You DoIn the intense conditions of your hydroponics...
$23.60
Acidity versus alkalinity are key factors in your crop’s water and root zone as measured...
$27.04
Mono-silicic acid (H4SiO4 aka ortho-silicic acid), the form found in Stout MSA, is the most...
$21.50
Armor Si™ is suitable for all types of plants during all stages of growth. It...
$17.60
Athena Balance is a simple formula of potassium silicate specifically concentrated to buffer irrigation water...
$45.00
Athena Bloom is a simple and clean 2-part formula designed for the flowering stage of...
$45.00
Athena Bloom is a simple and clean 2-part formula designed for the flowering stage of...
$45.00
Athena CaMg is designed to supplement either of our 2-part liquid formulas. Some cultivars and...
$70.00
Athena Cleanse is made from the ideal (and safe) root zone optimizing agents--Hypochlorous acid. This...
$45.00
Fade is a nitrogen-free finishing flush that provides your plants with the immobile nutrients they...
$45.00
Athena Grow is a simple and clean formula designed for the vegetative stage of growth...
$45.00
Athena Grow is a simple and clean formula designed for the vegetative stage of growth...
$45.00
Athena PK is a balanced bloom boosting complement to our Bloom fertilizers. This clean liquid...
$22.00
Flowering plants require higher amounts of phosphorous (P) and potassium (K) to increase flower bulk...
$22.00
Athena Pro Core provides strong baseline nutrition across all stages of plant growth. Nitrogen to...
$22.00
The vegetative growth stage demands well-rounded nutrition to establish strong roots and lush foliage. Athena...
$100.00
Athena Stack is a natural plant nutrient made from kelp extract. Athena Stack is used...
$124.94
Aurora Innovations is proud to offer their trial kits. Designed both for new gardeners looking...
$47.99
Awesome Blossoms is a scientifically blended superior flower stimulant designed to nurture prolific and bold...
$22.95
AZOMITE trace minerals have been reported to improve root systems, yields and general plant vigor...
$56.99
Azos is a naturally occurring bacteria that promotes plant growth. Azos converts nitrogen into a...
$35.99
Azos is a naturally occurring bacteria that promotes plant growth. Azos converts nitrogen into a...
$22.99
Azos is a naturally occurring bacteria that promotes plant growth. Azos converts nitrogen into a...
$11.99
B.C. Hydroponic Nutrients are a power-packed trio for nurturing generous vegetative crops and extraordinary floral...
$14.09
B.C. Hydroponic Nutrients are a power-packed trio for nurturing generous vegetative crops and extraordinary floral...
$11.99
The B.C Hydroponic Nutrients are a power-packed trio for nurturing generous vegetative crops and extraordinary...
$29.04
Inner Filet 200X (Fine Powder Flakes) NOTICE: ONLY MAKE WHAT YOU CAN USE THAT DAY.There...
$12.00
AG Limestone is an agent added to soil to help raise the pH without adding...
$24.00
AGSIL16H is manufactured by PQ corporation and is one of the few silica products on the...
$19.80
We have done thousands of soil tests and over the years and we've noticed that...
$21.00
BuildASoil Craft Blend started with a big workshop full of the best and cleanest soil amendments...
$44.00
Speak your plant's language! BuildASoil proudly welcomes the famous Jay Plantspeaker to our LEGEND SERIES...
$24.00
Milled Malted Barley - This has already been crushed so it's ready for your sprouted...
$14.00
Oyster Shell Flour is a high quality soil conditioner which consists of 96% calcium carbonate...
$55.00
Pure Protein Dry (PPD) is a powerful organic fish fertilizer containing amino acids and beneficial...
$26.99
A combination of soluble seaweed extract, HumiSolve and seven micronutrients required for plant growth. Applied...
Come visit us at CAPITAL CITY ORGANICS in Brookland, DC
11am-7pm Mon-Sat ;
11am-5pm Sundays
***Prices Are Subject To Change***