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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

pH/EC Maintenance

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PH4 Calibration Solution, 16 oz

PH4 Calibration Solution, 16 oz $17.06

PH7 Calibration Solution, 16 oz

PH7 Calibration Solution, 16 oz $17.06

Primo TDS Tester

Primo TDS Tester $48.99

Replacement probe for HI9026

Replacement probe for HI9026 $106.95

Salinity (NaCI) Calibration solution 30G/L

Salinity (NaCI) Calibration solution 30G/L $34.95

Soil pH Probe $110.00

Solution Starter Kit (pH &Cleaning)

Solution Starter Kit (pH &Cleaning) $18.86

Solution Starter Kit (pH, TDS &Cleaning)

Solution Starter Kit (pH, TDS &Cleaning) $18.86

Storage Solution, 16 oz

Storage Solution, 16 oz $17.06

Technaflora pH Down, 10 L

Technaflora pH Down, 10 L $54.08

Technaflora pH Down, 10 L

Technaflora pH Down, 10 L $46.35

Technaflora pH Down, 4 L

Technaflora pH Down, 4 L $28.21

Technaflora pH Down, 4 L

Technaflora pH Down, 4 L $24.17

Technaflora pH Down, L

Technaflora pH Down, L $12.08

Technaflora pH Up, 10 L

Technaflora pH Up, 10 L $46.35

Technaflora pH Up, 4 L

Technaflora pH Up, 4 L $24.17

Technaflora pH Up, L

Technaflora pH Up, L $12.08

Waterproof EC/TDS Tester

Waterproof EC/TDS Tester $115.16

Waterproof pH Tester

Waterproof pH Tester $99.86

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Location

3744 10th St NE, Washington DC
Capital City Organics
202-248-2483
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Store Hours

Capital City Hydroponics is now closed.
Come visit us at CAPITAL CITY ORGANICS in Brookland, DC 11am-7pm Mon-Sat ; 11am-5pm Sundays