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Grodan Grodan Big Mama 8" Block No Hole Case/18

The largest block ever produced by Grodan, the Big Mama measures 8" x 8" x 8" and contains well over twice as much wool as the popular Hugo block. This block is big enough to grow a large plant for its entire life. When a plant outgrows its current block,

Grodan Big Mama 8" Block No Hole Case/18

$161.42

Grodan Grodan Delta 4G W/Hole Strip/8 3X3X2.5

Made in Denmark since 1969, stonewool is widely recognized as the ideal growing substrate. For any growing application, stonewool offers speed, ease of use, and cleanliness. Grodan stonewool is known for its quality, consistency and performance.

Grodan Delta 4G W/Hole Strip/8 3X3X2.5

$7.70

Grodan Grodan Gro Block Improved Large 4"x4"x4" GR10 w/Hole Strip/6

Made in Denmark since 1969, stonewool is widely recognized as the ideal growing substrate. For any growing application, stonewool offers speed, ease of use, and cleanliness. Grodan stonewool is known for its quality, consistency and performance.

Grodan Gro Block Improved Large 4"x4"x4" GR10 w/Hole Strip/6

$12.63

Grodan Grodan MM4040 1.5" Strip/15 Pack/3

Grodan offers both a 1.5" and a 2" individually-wrapped starter cube. The 1.5" cubes are sold as a 3-pack of strips of 15 each, and the 2" are sold as a 2-pack of strips of 12 each. These cubes are for starting seeds or cuttings and transplanting into the

Grodan MM4040 1.5" Strip/15 Pack/3

$12.25

Grodan Grodan Expert Slab 15/75 6 in x 3 in x 36 in

Made in Denmark since 1969, stonewool is widely recognized as the ideal growing substrate. For any growing application, stonewool offers speed, ease of use and cleanliness. Grodan stonewool is known for its quality, consistency and performance. This multi

Grodan Expert Slab 15/75 6 in x 3 in x 36 in

$10.75

Grodan Grodan Expert Slab 20/75 8 in x 3 in x 36 in Case/12

Made in Denmark since 1969, stonewool is widely recognized as the ideal growing substrate. For any growing application, stonewool offers speed, ease of use and cleanliness. Grodan stonewool is known for its quality, consistency and performance. This multi

Grodan Expert Slab 20/75 8 in x 3 in x 36 in Case/12

$138.26

Grodan Grodan Pargro QD 4 in x 4 in Block w/ Hole Case/ 72

Made in Denmark since 1969, stonewool is widely recognized as the ideal growing substrate. For any growing application, stonewool offers speed, ease of use, and cleanliness. Grodan stonewool is known for its quality, consistency and performance.Driest val

Grodan Pargro QD 4 in x 4 in Block w/ Hole Case/ 72

$107.93

Grodan Grodan Growcubes Large Bag 2 cu ft

Loose substrate, firm benefitsAre you looking for a porous and rigid substrate for your container cultivation? And do your cultivation methods place ease of watering high on your wish list? Then Grodan Growcube or Growchunk is the substrate for you. Groda

Grodan Growcubes Large Bag 2 cu ft

$56.19

Grodan Grodan Growcubes Box Bulk (72 gal)

Loose substrate, firm benefitsAre you looking for a porous and rigid substrate for your container cultivation? And do your cultivation methods place ease of watering high on your wish list? Then Grodan Growcube or Growchunk is the substrate for you. Groda

Grodan Growcubes Box Bulk (72 gal)

$116.86

Grodan Grodan Delta 4G W/Hole Case/384 3X3X2.5

Made in Denmark since 1969, stonewool is widely recognized as the ideal growing substrate. For any growing application, stonewool offers speed, ease of use, and cleanliness. Grodan stonewool is known for its quality, consistency and performance.

Grodan Delta 4G W/Hole Case/384 3X3X2.5

$306.78

Grodan Grodan AO3640 1.5" Sheet/98

Grodan offers 1.5" and 2" tapered starter cubes. The 1.5" cubes are sold in a sheet of 98, and the 2" are sold in a sheet of 50. These cubes are for starting seeds or cuttings and transplanting into the medium of your choice, or you can continue in ro

Grodan AO3640 1.5" Sheet/98

$21.99

Grodan Grodan AO5040 2" Sheet/50

Grodan offers 1.5" and 2" tapered starter cubes. The 1.5" cubes are sold in a sheet of 98, and the 2" are sold in a sheet of 50. These cubes are for starting seeds or cuttings and transplanting into the medium of your choice, or you can continue in ro

Grodan AO5040 2" Sheet/50

$15.41

Grodan Grodan Big Mama 8" Block No Hole

The largest block ever produced by Grodan, the Big Mama measures 8" x 8" x 8" and contains well over twice as much wool as the popular Hugo block. This block is big enough to grow a large plant for its entire life. When a plant outgrows its current block,

Grodan Big Mama 8" Block No Hole

$10.76

Grodan Grodan Delta 4G No Hole Strip/8

Made in Denmark since 1969, stonewool is widely recognized as the ideal growing substrate. For any growing application, stonewool offers speed, ease of use, and cleanliness. Grodan stonewool is known for its quality, consistency and performance.

Grodan Delta 4G No Hole Strip/8

$7.48

Grodan Grodan Hugo 6" Block W/Hole

Rockwool is a state-of-the-art rooting medium used in plant propagation. Seeds or cuttings are started in small rockwool cubes and, once rooted, the cubes are transferred to a larger piece of rockwool or may be planted directly in soil. Rockwool is used i

Grodan Hugo 6" Block W/Hole

$4.66

Grodan Grodan MM5040 2" Strip/12 Pack/2

Grodan offers both a 1.5" and a 2" individually-wrapped starter cube. The 1.5" cubes are sold as a 3-pack of strips of 15 each, and the 2" are sold as a 2-pack of strips of 12 each. These cubes are for starting seeds or cuttings and transplanting into the

Grodan MM5040 2" Strip/12 Pack/2

$9.25

Grodan Grodan Expert Slab 20/75 8 in x 3 in x 36 in

Made in Denmark since 1969, stonewool is widely recognized as the ideal growing substrate. For any growing application, stonewool offers speed, ease of use and cleanliness. Grodan stonewool is known for its quality, consistency and performance. This multi

Grodan Expert Slab 20/75 8 in x 3 in x 36 in

$13.88

Grodan Grodan Expert Slab 15/75 6 in x 3 in x 36 in Case/12

Made in Denmark since 1969, stonewool is widely recognized as the ideal growing substrate. For any growing application, stonewool offers speed, ease of use and cleanliness. Grodan stonewool is known for its quality, consistency and performance. This multi

Grodan Expert Slab 15/75 6 in x 3 in x 36 in Case/12

$107.25

Grodan Grodan MM5040 2" Strip/12 Case/1440

Grodan offers both a 1.5" and a 2" individually-wrapped starter cube. The 1.5" cubes are sold as a 3-pack of strips of 15 each, and the 2" are sold as a 2-pack of strips of 12 each. These cubes are for starting seeds or cuttings and transplanting into the

Grodan MM5040 2" Strip/12 Case/1440

$461.09

Grodan Grodan MM4040 1.5" 3 Strip/15 Case/2250

Grodan offers both a 1.5" and a 2" individually-wrapped starter cube. The 1.5" cubes are sold as a 3-pack of strips of 15 each, and the 2" are sold as a 2-pack of strips of 12 each. These cubes are for starting seeds or cuttings and transplanting into the

Grodan MM4040 1.5" 3 Strip/15 Case/2250

$510.10

Grodan Grodan Hugo 6" Block W/Hole Case/64

Rockwool is a state-of-the-art rooting medium used in plant propagation. Seeds or cuttings are started in small rockwool cubes and, once rooted, the cubes are transferred to a larger piece of rockwool or may be planted directly in soil. Rockwool is used i

Grodan Hugo 6" Block W/Hole Case/64

$248.33

Grodan Grodan Delta 4G No Hole Case/384

Made in Denmark since 1969, stonewool is widely recognized as the ideal growing substrate. For any growing application, stonewool offers speed, ease of use, and cleanliness. Grodan stonewool is known for its quality, consistency and performance.

Grodan Delta 4G No Hole Case/384

$298.60

Grodan Grodan Gro Block Improved Large 4"x4"x4" GR10 w/ hole Case/144

Made in Denmark since 1969, stonewool is widely recognized as the ideal growing substrate. For any growing application, stonewool offers speed, ease of use, and cleanliness. Grodan stonewool is known for its quality, consistency and performance.

Grodan Gro Block Improved Large 4"x4"x4" GR10 w/ hole Case/144

$252.53

Grodan Grodan AO5040 2" Sheet/50 Case/30

Grodan offers 1.5" and 2" tapered starter cubes. The 1.5" cubes are sold in a sheet of 98, and the 2" are sold in a sheet of 50. These cubes are for starting seeds or cuttings and transplanting into the medium of your choice, or you can continue in ro

Grodan AO5040 2" Sheet/50 Case/30

$462.19