Growing Media

• Reliable and time-tested blend.
• Designed for high air capacity and fast drainage.
• Contains dolomitic limestone for pH adjustment (5.0-7.0) and nutrients.
• Includes gypsum for sulfur and calcium supplementation.
• Highly soluble nutrient charge equivalent to one liquid feeding with complete fertilizer.
• Contains Canadian sphagnum peat moss, coarse grade perlite, gypsum, dolomitic lime, and Sun Gro's wetting agent.
• 3.8 Cubic Foot Bale.

• Cress Plates from Grodan® are ideal for growing microgreens.
• Quarter-inch thick, 10- by 20-inch stone wool mats.
• Designed to fit seamlessly in a 1020 tray.
• Provides an ideal environment for microgreen cultivation.
• 95 sheets per case for convenience and efficiency.
• Suitable for both professional chefs and home gardeners.
• Dimensions: 0.25 x 10 x 20 in (0.64 x 25 x 51 cm).

• A-OK Starter Plugs™ are designed for starting seeds and rooting cuttings.
• Square 2-inch (50 mm) plugs are connected in a sheet fitting a 1020 tray.
• Grodan stone wool products provide consistency and reliability for propagation.
• A-OK Plugs offer uniform density, firmness, and fibrous structure.
• Supports both manual and mechanical processing.
• Ensures balanced water and nutrient distribution for optimal rooting.
• Ideal for both seasoned growers and beginners.
• Dimensions: 2 in (50 mm).

• Macroplugs™ from Grodan® are designed for starting seeds and rooting cuttings.
• Plugs are round, 1.5-inch (46 mm), with a slit for easy plant cutting insertion.
• Fit perfectly into Gro-Block™ for seamless transplanting.
• Use with individual-cell trays like the Gro-Smart Tray Insert for best results.
• Grodan stone wool products offer consistent, reliable propagation.
• Uniform density and fibrous structure support manual and mechanical processing.
• Balanced water and nutrient distribution promotes optimal rooting and early growth.
• Dimensions: 1.5 in (46 mm).

This high-performance blend of washed and buffered coco fiber, pith, and husk delivers oxygen to plant roots while retaining moisture and nutrients, giving you more control over your fertigation regimen. The breathable fabric bag promotes air/gas exchange for increased root-zone oxygen levels, provides excellent water drainage for faster dry-down times, and encourages natural pruning and branching for a healthy root system.

• Formulated with an advanced wetting agent and optimized wool structure.
• Delivers consistent results for indoor and greenhouse commercial grows.
• Re-saturates quickly with uniform WC and EC distribution.
• Offers a wide control range for simple irrigation strategies.
• Provides a reliable substrate for easy irrigation and consistent cultivation.
• Developed in collaboration with Wageningen University.
• Successfully trialed by leading cultivation facilities in North America.
• Dimensions: 6 x 3 x 40 in (15.25 x 7.6 x 102 cm).

• Formulated with an advanced wetting agent and optimized wool structure.
• New density and hydrophilic technology improve water distribution and root development.
• Delivers consistent results for indoor and greenhouse commercial grows.
• Optimal fiber structure ensures crop uniformity and even water content (WC) and electrical conductivity (EC) distribution.
• Enables efficient and sustainable use of the entire substrate volume.
• Supports a well-defined root system for higher water and nutrient uptake.
• Dimensions: 4 x 4 x 4 in (10 x 10 x 10 cm).

• Formulated with an advanced wetting agent and optimized wool structure.
• New density and hydrophilic technology improve water distribution and root development.
• Delivers consistent results for indoor and greenhouse commercial grows.
• Optimal fiber structure ensures crop uniformity and even water content (WC) and electrical conductivity (EC) distribution.
• Enables efficient and sustainable use of the entire substrate volume.
• Supports a well-defined root system for higher water and nutrient uptake.
• Dimensions: 4 x 4 x 4 in (10 x 10 x 10 cm).

• Formulated with an advanced wetting agent and optimized wool structure.
• Delivers consistent results for indoor and greenhouse commercial grows.
• Re-saturates quickly with uniform WC and EC distribution.
• Offers a wide control range for simple irrigation strategies.
• Provides a reliable substrate for easy irrigation and consistent cultivation.
• Developed in collaboration with Wageningen University.
• Successfully trialed by leading cultivation facilities in North America.
• Dimensions: 8 x 3 x 40 in (20 x 7.6 x 102 cm).

• Provides a home for Grodan® Mini-Blocks™ and Gro-Blocks™.
• Features double-sided design for various Grodan media.
• Mesh side fits sheets of A-OK Mini-Blocks or Gro-Blocks.
• 78-cell side fits 1.5-inch A-OK Starter™ Plugs or round Macroplugs™.
• Fits in a standard 1020 flat and elevates media from the bottom.
• Easily sanitized, dishwasher safe hard-plastic tray.
• Exclusively designed and manufactured for Grodan.

• A-OK Starter Plugs™ are designed for starting seeds and rooting cuttings.
• Plugs are 1.5 inches (36 mm) and fit into a 1020 tray.
• Crafted to streamline growing for both beginners and seasoned growers.
• Made from Grodan® stone wool, known for consistency and reliability.
• Features uniform density and fibrous structure for easy processing.
• Ensures balanced water and nutrient distribution for optimal rooting.
• Supplied in a shrink-wrapped sheet with instructions.
• Dimensions: 1.5 in (36 mm).

• A-OK Starter Plugs™ are designed for starting seeds and rooting cuttings.
• Plugs are 1.5 inches (36 mm) and fit into a 1020 tray.
• Crafted to streamline growing for both beginners and seasoned growers.
• Made from Grodan® stone wool, known for consistency and reliability.
• Features uniform density and fibrous structure for easy processing.
• Ensures balanced water and nutrient distribution for optimal rooting.
• Dimensions: 1.5 in (36 mm).

• Formulated with an advanced wetting agent and optimized wool structure.
• New density and hydrophilic technology improve water distribution and root development.
• Delivers consistent results for indoor and greenhouse commercial grows.
• Optimal fiber structure ensures crop uniformity and even water content (WC) and electrical conductivity (EC) distribution.
• Enables efficient and sustainable use of the entire substrate volume.
• Supports a well-defined root system for higher water and nutrient uptake.
• Dimensions: 6 x 6 x 6 in (15.25 x 15.25 x 15.25 cm).

• Big Mama is Grodan®'s largest block ever produced.
• Contains more than twice the wool of the Hugo Block.
• Large enough to support a plant for its entire life.
• Gro-Blocks are similar to plant containers.
• Available in various sizes, like a 3-inch Gro-Block for a 3-inch pot.
• Large Gro-Blocks can support full growth of small plants.
• Holes are perfectly sized for 1.5-inch starter plugs.
• Packs come with clear instructions.
• Dimensions: 8 x 8 x 8 in (20 x 20 x 20 cm).

Mother Earth® Coco + Perlite Mix is a natural plant growth media that is a great alternative to potting soil and other traditional growing medias. Coconut coir is made from the fiber of coconut husks and is an alternative to peat-based medias. Mother Earth Coco + Perlite incorporates 70% of the finest coco pith and fiber blend as well as 30% perlite for better aeration and drainage. Increased aeration and more drainage allow gardeners to more aggressively feed without worrying about overwatering. With its unsurpassed texture, porosity and high cation-exchange capacity, Mother Earth Coco + Perlite creates the perfect growing environment.

• Specially manufactured as an alternative to conventional stonewool cubes.
• Unique composition is thoroughly washed to eliminate excess sodium.
• Made from 3/4-inch (2 cm) double-sieved coir fibers for enhanced air delivery to the root zone.
• Exceptional multi-drain capability with a coarse coir fiber mat for free drainage.
• Wrapped in horticulture-grade poly bag for temperature control and light prevention.
• Sold only in case quantities.
• 6 x 6 x 6 inches (15 x 15 x 15 centimeters).

• Specially manufactured as an alternative to conventional stonewool cubes.
• Unique composition is thoroughly washed to eliminate excess sodium.
• Made from 3/4-inch (2 cm) double-sieved coir fibers for enhanced air delivery to the root zone.
• Exceptional multi-drain capability with a coarse coir fiber mat for free drainage.
• Wrapped in horticulture-grade poly bag for temperature control and light prevention.
• Sold only in case quantities.
• 10 x 10 x 10 inches (25 x 25 x 25 centimeters)

Botanicare® CocoPro™ Cubes contain thoroughly washed and buffered coco fiber, pith, and husk for a consistent ratio of air and water throughout each cube. This high-performance blend delivers oxygen to plant roots while retaining moisture and nutrients, giving you more control over your fertigation regimen. The breathable fabric cover promotes air/gas exchange for increased root-zone oxygen levels, provides excellent water drainage for faster dry-down times, and encourages natural pruning and branching for a healthy root system.

Botanicare® CocoPro™ Cubes contain thoroughly washed and buffered coco fiber, pith, and husk for a consistent ratio of air and water throughout each cube. This high-performance blend delivers oxygen to plant roots while retaining moisture and nutrients, giving you more control over your fertigation regimen. The breathable fabric cover promotes air/gas exchange for increased root-zone oxygen levels, provides excellent water drainage for faster dry-down times, and encourages natural pruning and branching for a healthy root system.

This high-performance blend of washed and buffered coco fiber, pith, and husk delivers oxygen to plant roots while retaining moisture and nutrients, giving you more control over your fertigation regimen. The breathable fabric bag promotes air/gas exchange for increased root-zone oxygen levels, provides excellent water drainage for faster dry-down times, and encourages natural pruning and branching for a healthy root system.

• Coco Pearl is a blend of coco peat and perlite.
• Both coco and perlite are sourced from Europe and are RHP certified.
• The RHP Certification ensures product quality and consistency.
• Cyco Coco Pearl is free from harmful parasites and diseases.
• It offers high water absorption and an essential air ratio.
• The product is pre-buffered and pH stabilized.

• Used for rooting plant cuttings and starting seeds.
• Aids in faster rooting and simpler transplanting.
• Suitable for traditional and hydroponic gardens.
• pH balanced and retains beneficial properties.
• Maintains consistent moisture, unlike rockwool cubes.
• Stable in hydroponic settings and won't clog filters.
• Made from fine grade Canadian peat moss.
• Safe for food production.
• Available in trays, bags, and in bulk.

The Grodan® tray comes prefilled with A-OK Starter Plugs™ for fast and easy propagation from seeds or cuttings prior to transplanting to Gro-Blocks™.

• Fits perfectly in most standard 1020 trays.
• Designed with a unique and convenient thumb slot to make removal easy and comfortable.
• Pre-cut and pre-filled into an insert of 50 1.5-inch AO plugs (1.4 x 1.4 x 1.9 inches).
• 30 inserts per carton (total of 1,500 plugs).

• Used for rooting plant cuttings and starting seeds.
• Aids in faster rooting and simpler transplanting.
• Suitable for traditional and hydroponic gardens.
• pH balanced and retains beneficial properties.
• Maintains consistent moisture, unlike rockwool cubes.
• Stable in hydroponic settings and won't clog filters.
• Made from fine grade Canadian peat moss.
• Safe for food production.
• Bulk box of 1,500 cubes for commercial use.

• Used for rooting plant cuttings and starting seeds.
• Aids in faster rooting and simpler transplanting.
• Suitable for traditional and hydroponic gardens.
• pH balanced and retains beneficial properties.
• Maintains consistent moisture, unlike rockwool cubes.
• Stable in hydroponic settings and won't clog filters.
• Made from fine grade Canadian peat moss.
• Safe for food production.
• Bag of 50 cubes.