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Hydroponic Mediums

Sea of Green offers an arrange of hydroponic grow substrates for different watering needs. The substrates range in water retention; coarse medium being able to dry quickly between waterings, and more compact substrates for more moisture.

 

 

 
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Hydroton Expanded Clay Pellets
30 days

Price : $5.95

 
 
 
Expanded clay pellets for hydroponics growing or soil aggregate

Organic Coco Planting Chips
Mother Earth Perlite #3
Mother Earth Perlite #4
Roots Organic Cocofiber
Roots Organic Soilless Coco Mix
3" x 3" x 2.5" w/ Hole 8 Strip Rockwool
8 Block Strip 
48 - 8 Block Strips (+$207.00)
30 days

Price : $5.09

 
 
 
3" x 3" x 2.5" rockwool blocks

Grodan Rockwool Slabs 6"
30 days

Retail price: $10.99

Online Price : $9.00

You save: $1.99 (18%)

 
 
 
rockwool slab can be used by themselves or you can put grodan rockwool blocks for extra support and more root growth.

Grodan Rockwool Slabs 6" Fat
30 days

Retail price: $9.49

Online Price : $8.66

You save: $0.83 (9%)

 
 
 
rockwool slab can be used by themselves or you can put grodan rockwool blocks for extra support and more root growth.

Grodan Rockwool Slabs 8"
30 days

Retail price: $10.00

Online Price : $8.50

You save: $1.50 (15%)

 
 
 
rockwool slab can be used by themselves or you can put grodan rockwool blocks for extra support and more root growth.

Grodan Rockwool Slabs 12"
30 days

Retail price: $8.50

Online Price : $7.49

You save: $1.01 (12%)

 
 
 
rockwool slab can be used by themselves or you can put grodan rockwool blocks for extra support and more root growth.

Cocogro Brick
30 days

Retail price: $3.30

Online Price : $2.85

You save: $0.45 (14%)

 
 
 
American Agritech has sourced the world ’s most premium coir fiber. COCOGRO ™ has a very low salt content that is available in 34 ”double-sieved long fibers to reduce dust and give ample space within the mix.

Cocogro 5kg Bale
30 days

Retail price: $15.60

Online Price : $14.99

You save: $0.61 (4%)

 
 
 
American Agritech has sourced the world ’s most premium coir fiber. COCOGRO ™ has a very low salt content that is available in 34 ”double-sieved long fibers to reduce dust and give ample space within the mix.

Readygro Aeration Formula 1.5 cu ft
30 days

Price : $8.00

 
 
 
ReadyGro is a premium and select blend of all natural an organic ingredients containing an optimum air to water ratio for superior growth rates and yields compared to conventional potting soils. ReadyGro is available in two unique formulas to suit your gardening...[more]

Readygro Moisture Formula 1.5 cu ft
30 days

Price : $22.00

 
 
 
ReadyGro Moisture Formula (1 to 2 waterings daily) is specifically designed for handwatering, automated pots and planters with large plants. This formula contains more coir fiber and pumice stones than the ReadyGro Aeration Formula. This formula will give plants enhanced...[more]

Course Perlite
30 days

Price : $15.95

 
 
 
Courser Perlite for better Aeration

Perlite
30 days

Retail price: $6.50

Online Price : $5.75

You save: $0.75 (12%)

 
 
 
Perlite is a unique volcanic mineral which expands from four to twenty times its original volume when it is quickly heated to a temperature of approximately 1600-1700 degrees F

Diced Rockwool
30 days

Retail price: $25.95

Online Price : $22.60

You save: $3.35 (13%)

 
 
 
he product consists of small stonewool croutons about the size of a finger nail. When you use this potting mix the miniature cubes stack on top of each other and air pockets are created throughout the pot.

1.25 cf Grow Stones - 1/2" particle size
30 days

Retail price: $32.95

Online Price : $28.95

You save: $4.00 (12%)

 
 
 

Growstones Give You

* Balanced ratio of air/moisture over time... For Healthy/Vigorous Plants
* Efficient absorption and release of water/nutrition... For Reduced Plant Care
* Optimum flexibility for different plant needs... For Consistent High Yield


10 qt Growstones 1/4" Partical size
30 days

Retail price: $10.95

Online Price : $9.95

You save: $1.00 (9%)

 
 
 

Growstones Give You

* Balanced ratio of air/moisture over time... For Healthy/Vigorous Plants
* Efficient absorption and release of water/nutrition... For Reduced Plant Care
* Optimum flexibility for different plant needs... For Consistent High Yield

 
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