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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

Grodan

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45 Angled Drip Stake

45 Angled Drip Stake $45.80

60ml Syringe with plastic needle for EC/pH tests

60ml Syringe with plastic needle for EC/pH tests $5.61

Black Hydro Bucket w/o Elbows

Black Hydro Bucket w/o Elbows $7.17

Dutch Leach Tray 6x40

Dutch Leach Tray 6x40 $12.51

Dutch Leach Tray Elbow

Dutch Leach Tray Elbow $35.10

Dutch Leach Tray Endcap

Dutch Leach Tray Endcap $13.73

Dutch Leach Tray Kit, 6x40"

Dutch Leach Tray Kit, 6x40" $14.96

Dutch Pot Elbows

Dutch Pot Elbows $0.69

Dutch Pot w/2 elbows Black, 9"H x 12"L x 10"W

Dutch Pot w/2 elbows Black, 9"H x 12"L x 10"W $8.96

Expert Slab, 36" x 6" x 4"

Expert Slab, 36" x 6" x 4" $10.56

Expert Slab, 36" x 8" x 3"

Expert Slab, 36" x 8" x 3" $10.33

Expert-Slab, 36" x 6" x 3"

Expert-Slab, 36" x 6" x 3" $7.99

Giant Pot Black 12 in x 8.5 in x 12 in (10/Cs)

Giant Pot Black 12 in x 8.5 in x 12 in (10/Cs) $6.86

Gro-Smart Tray Terracotta (20/cs)

Gro-Smart Tray Terracotta (20/cs) $14.12

Grodan 1.5 in Starter Mini-Blocks MM40/40 1.5 in x 1.5 in x 1.5 in (3 Strips of 15 or 45 ct) single

Grodan 1.5 in Starter Mini-Blocks MM40/40 1.5 in x 1.5 in x 1.5 in (3 Strips of 15 or 45 ct) single $9.33

Grodan A-OK 36/40 6/15 Starter Cubes, 1.5" x 1.5", 30 sheets of 98

Grodan A-OK 36/40 6/15 Starter Cubes, 1.5" x 1.5", 30 sheets of 98 $14.70

Grodan A-OK 50/40 6/15 Cubes, 2" x 2", 30 sheets of 50

Grodan A-OK 50/40 6/15 Cubes, 2" x 2", 30 sheets of 50 $420.17

Grodan Big Mama 8x8x8 Case of 18

Grodan Big Mama 8x8x8 Case of 18 $155.06

Grodan Classic 30/75 Slab (wet), 12" x 3" single

Grodan Classic 30/75 Slab (wet), 12" x 3" single $16.33

Grodan Classic Slab 30/75 12x3x6 Case of 8

Grodan Classic Slab 30/75 12x3x6 Case of 8 $134.59

Grodan Delta 10 Block, 4" x 4" x 4", case of 144

Grodan Delta 10 Block, 4" x 4" x 4", case of 144 $242.53

Grodan Delta 4 Block, 3" x 3" x 2.5", no hole, case of 384

Grodan Delta 4 Block, 3" x 3" x 2.5", no hole, case of 384 $294.76

Grodan Delta 5.6 Block, 3" x 3" x 4", case of 256

Grodan Delta 5.6 Block, 3" x 3" x 4", case of 256 $294.69

Grodan Delta 6.5 Block, 4" x 4" x 2.5", case of 216

Grodan Delta 6.5 Block, 4" x 4" x 2.5", case of 216 $229.45

Grodan Delta 8 Block, 4" x 4" x 3", with hole, case of 180

Grodan Delta 8 Block, 4" x 4" x 3", with hole, case of 180 $257.19

Grodan Dutch Leach Tray Elbow, bag of 25

Grodan Dutch Leach Tray Elbow, bag of 25 $21.42

Grodan Expert 15/100 Slab, 36" x 6" x 4", case of 12

Grodan Expert 15/100 Slab, 36" x 6" x 4", case of 12 $137.51

Grodan Expert 15/75 Slab, 36" x 6" x 3", case of 12

Grodan Expert 15/75 Slab, 36" x 6" x 3", case of 12 $103.15

Grodan Expert 20/75 Slab, 36" x 8" x 3", case of 12

Grodan Expert 20/75 Slab, 36" x 8" x 3", case of 12 $133.45

Grodan Expert 20/75 Slab, 36" x 8" x 3", case of 12

Grodan Expert 20/75 Slab, 36" x 8" x 3", case of 12 $133.45

Grodan Gro-Wool Medium Water Absorbent Granulate Rockwool, 3.5 cu ft

Grodan Gro-Wool Medium Water Absorbent Granulate Rockwool, 3.5 cu ft $85.00

Grodan Grow-Cubes, 2 cu ft, single

Grodan Grow-Cubes, 2 cu ft, single $44.81

Grodan Leach Tray components

Grodan Leach Tray components $2.95

Grodan Macro Plugs 50 Pack

Grodan Macro Plugs 50 Pack $11.39

Grodan MaxiPot, Black, 11.4"H x 9.64"L x 9.64"W

Grodan MaxiPot, Black, 11.4"H x 9.64"L x 9.64"W $5.30

Grodan MM50/40 6/15 Block, 2" x 2" x 1.5", 60 strips of 24

Grodan MM50/40 6/15 Block, 2" x 2" x 1.5", 60 strips of 24 $442.92

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Location

3744 10th St NE, Washington DC
Capital City Organics
202-248-2483
Get Directions

Questions?

Store Hours

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 ; 11am-5pm Sundays