Grodan Starter Rockwool 1" Cubes
Grodan Starter Rockwool 1" Cubes
$3
Stock Icon

Price: $24.00
Sale Price: $15.00
You save: $9.00 (37.5%)
Add To Cart Add To Wish List
Easy to use, sterile, pre-formed material, known to have a high germination success rate.

Rockwool is the most popular growing medium used by hydroponic growers.

Each 10"x20" Rockwool sheet has 98 1" cubes.

IMPORTANT: Make sure you adjust your nutrient solutions before adding it to a hydroponic system.

Customers who bought this also bought

Neoprene Inserts for Net Pots 2"
Neoprene Inserts for Net Pots 2"
Stock Icon
Price: $0.90
Buy It Now
Blow-Molded Containers 3gal
Blow-Molded Containers 3gal
Stock Icon

Price: $2.50
Sale Price: $2.00
You save: $0.50 (20%)
Buy It Now
Net Pot 2" (pack of 10)
Net Pot 2" (pack of 10)
Stock Icon

Price: $4.00
Sale Price: $2.00
You save: $2.00 (50%)
Buy It Now
Humidity Dome 6"
Humidity Dome 6"
Stock Icon

Price: $8.00
Sale Price: $4.00
You save: $4.00 (50%)
Buy It Now
Air Stone 6"
Air Stone 6"
Stock Icon

Price: $3.50
Sale Price: $3.00
You save: $0.50 (14.29%)
Buy It Now
Neoprene Inserts for Net Pots 3"
Neoprene Inserts for Net Pots 3"
Stock Icon

Price: $1.80
Sale Price: $1.50
You save: $0.30 (16.67%)
Buy It Now
Net Pot 3" (pack of 10)
Net Pot 3" (pack of 10)
Stock Icon

Price: $7.00
Sale Price: $4.00
You save: $3.00 (42.86%)
Buy It Now
Propagation Tray 10x20 (no hole)
Propagation Tray 10x20 (no hole)
Stock Icon
Price: $3.00
Buy It Now


May We Suggest

AirMax Tray Insert
AirMax Tray Insert
Stock Icon

Price: $6.00
Sale Price: $3.00
You save: $3.00 (50%)
Buy It Now
Syringe 140cc
Syringe 140cc
Stock Icon
Price: $15.00
Buy It Now
Grodan Rockwool 1.5 Inch Cubes (45 Pack)
Grodan Rockwool 1.5 Inch Cubes (45 Pack)
Stock Icon

Price: $18.00
Sale Price: $10.00
You save: $8.00 (44.44%)
Buy It Now
Grodan Gro-Smart Tray Insert
Grodan Gro-Smart Tray Insert
Stock Icon

Price: $20.00
Sale Price: $10.00
You save: $10.00 (50%)
Buy It Now
Nutri+ Start Roots (1-3-1) 1L
Nutri+ Start Roots (1-3-1) 1L
Stock Icon

Price: $25.00
Sale Price: $15.00
You save: $10.00 (40%)
Buy It Now
pH Down (Phosphoric Acid) 34% 1L
pH Down (Phosphoric Acid) 34% 1L
Stock Icon
Price: $25.00
Buy It Now
AgroLED iSunlight T5 WHITE 5500K LED Lamp 21W 2FT
AgroLED iSunlight T5 WHITE 5500K LED Lamp 21W 2FT
Stock Icon
Price: $45.00
Buy It Now
SunBlaster Prismatic Lens LED Strip Light 6400W 24W 2ft
SunBlaster Prismatic Lens LED Strip Light 6400W 24W 2ft
Stock Icon

Price: $75.00
Sale Price: $60.00
You save: $15.00 (20%)
Buy It Now