Gro-Block Improved GR10 Large w/Hole 4" x 4" x 4"
C$165.22
Grodan - Gro-Block Improved GR10 Large w/Hole 4" x 4" x 4" available at Valley Indoor.
Gro-Block Improved, Hugo 6" x 6" x 5.8"
C$5.99
Grodan - Gro-Block Improved, Hugo 6" x 6" x 5.8" available at Valley Indoor.
Gro-Block Improved GR6.5 Small w/ Hole 4" x 4"x 2.5"
C$239.99
Grodan - Gro-Block Improved GR6.5 Small w/ Hole 4" x 4"x 2.5" available at Valley Indoor.
Gro-Block Improved GR4 Small w/Hole 3" x 3" x 2.6"
C$279.99
Grodan - Gro-Block Improved GR4 Small w/Hole 3" x 3" x 2.6" available at Valley Indoor.