Growing Media

• Formulated with an advanced wetting agent and optimized wool structure.
• Optimal fiber structure and physical properties ensure crop uniformity.
• Even WC and EC distribution.
• Greatest steering capabilities available.
• Efficient substrate volume use.
• Promotes well-defined root system with higher capacity for water and nutrient uptake.
• Consistent and outstanding results for controlled-environment indoor and greenhouse commercial grows.
• 6 x 6 x 4 in (15 x 15 x 10 cm) block.

• Enhances plant health and growth.
• Ensures healthy and sustainable soil.
• Regulates essential plant nutrients.
• Enriches and improves soil.
• Promotes the natural activity of beneficial micro-organisms.
• Non-toxic and safe around children and pets.
• OMRI approved.
• 30 liters (1.06 cubic feet).

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.
• 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).

• 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.

• 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).

• Convenient, mess-free seed and cutting starting solution.
• Just add water; pellets expand into pot and soil.
• Made from Canadian sphagnum peat moss for high-quality growth.
• Can be transplanted directly into ground or larger containers.
• Pre-drilled pellets for easy cutting and seed planting.
• PLA net is lightweight (12-gram weight), fine-fiber bio-web.
• Made of polylactic acid; designed for various growing applications.
• Biodegradable and compostable under controlled, industrial conditions.
• Fit approximately 50 pellets in a 1020 propagation tray.
• Pellet size: 1.75" (4.45 cm) diameter by 1.75" (4.45 cm) high.
• 1,000 pellets per case.

• Rooting plugs with a 100% success rate in rooting and germination.
• Predetermined pH and EC value and a fixed air-to-water ratio.
• Strong bonding minimizes risk of root damage during transplanting.
• Promotes robust hair root structures through air pruning.
• Superior water uptake and uniform moisture distribution.
• Lightweight, clean, and mold-resistant with unlimited shelf life in dried state.
• Quick water absorption while retaining original characteristics.
• Sophisticated bonding eliminates need for plastic wrapping, pots, or sleeves.
• Part of the Eazy Plug Full Cycle system.
• Made from organic materials and 100% compostable.
• Supplied dried.
• Plug size: 1.4 x 1.4 x 1.18 in (3.5 x 3.5 x 3.0 cm).
• Includes cutting hole.
• Bulk packed.
• 1,000 pieces.

• Formulated with an advanced wetting agent and optimized wool structure.
• Optimal fiber structure and physical properties ensure crop uniformity.
• Even WC and EC distribution.
• Greatest steering capabilities available.
• Efficient substrate volume use.
• Promotes well-defined root system with higher capacity for water and nutrient uptake.
• Consistent and outstanding results for controlled-environment indoor and greenhouse commercial grows.
• 4 x 4 x 2.5 in (10 x 10 x 6.5 cm) block.

• 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).

• Eazy Block offers superior rooting capabilities, enhancing features of the Eazy Plug rooting plugs.
• Predetermined and buffered pH and EC values for consistent performance.
• Self-regulating air-to-water ratio for versatile application in various cultivation systems.
• Promotes air pruning for robust root system development.
• Stimulates secondary root and root hair growth for maximized nutrient intake.
• Lightweight, clean, and mold-resistant with unlimited shelf life in dried state.
• Quick water absorption while retaining original characteristics.
• Sophisticated bonding eliminates need for plastic wrapping, pots, or sleeves.
• Part of the Eazy Plug Full Cycle system.
• Made from organic materials and 100% compostable.
• Dried and bulk packed.
• Block size: 2.9 x 2.9 x 2.5 in (7.5 x 7.5 x 6.5 cm).
• Case of 160.

• 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.
• Grodan's largest Gro-Block.
• Optimal fiber structure and physical properties ensure crop uniformity.
• Even WC and EC distribution.
• Greatest steering capabilities available.
• Efficient substrate volume use.
• Promotes well-defined root system with higher capacity for water and nutrient uptake.
• Consistent and outstanding results for controlled-environment indoor and greenhouse commercial grows.
• 8 inch (20 cm) block.

• Pargro® offers Grodan®'s industry-leading stone wool growing media.
• Ideal for indoor growers using low to medium levels of technology.
• Designed for those transitioning from soil, coco, or peat.
• Increases crop cycles per year, saving time and money.
• A perfect solution for transforming your growing experience.
• 6 x 6 x 6 in (15 x 15 x 15 cm) block.

• Enhances plant health and growth.
• Ensures healthy and sustainable soil.
• Regulates essential plant nutrients.
• Enriches and improves soil.
• Promotes the natural activity of beneficial micro-organisms.
• Non-toxic and safe around children and pets.
• OMRI approved.
• 20 liters (0.71 cubic feet).

• 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).

• 3.5-inch flat top for stacking Eazy Blocks.
• Predetermined pH and EC value and a fixed air-to-water ratio.
• Promotes robust hair root structures through air pruning.
• Superior water uptake and uniform moisture distribution.
• Lightweight, clean, and mold-resistant with unlimited shelf life in dried state.
• Quick water absorption while retaining original characteristics.
• Sophisticated bonding eliminates need for plastic wrapping, pots, or sleeves.
• Part of the Eazy Plug Full Cycle system.
• Made from organic materials and 100% compostable.
• Supplied dried and bulk packed.
• Base size: 8.7 x 8.7 in (22 x 22 cm).
• Top size: 3.5 x 3.5 in (9 x 9 cm).
• Height: 5.9 in (15 cm).
• Moist Size (L x W x H): 9.8 x 9.8 x 5.9 in (25 x 25 x 15 cm).
• Bulk packed.

• Ideal for both facilities and home hobby growers.
• It supports productive indoor gardens using container systems.
• Can be used as a stand-alone loose fill growing media.
• Can also be mixed with Grodan Grow-Chunks.

• 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).

• Grodan® Grow-Chunks are a larger-size 3/4 inch alternative to Grodan 1/2 inch Grow-Cubes.
• Designed to offer increased moisture and nutrient retention.

• Pargro® offers Grodan®'s industry-leading stone wool growing media.
• Ideal for indoor growers using low to medium levels of technology.
• Designed for those transitioning from soil, coco, or peat.
• Increases crop cycles per year, saving time and money.
• A perfect solution for transforming your growing experience.
• 6 x 6 x 4 in (15 x 15 x 10 cm) block.

• Rooting plugs with a 100% success rate in rooting and germination.
• Predetermined pH and EC value and a fixed air-to-water ratio.
• Strong bonding minimizes risk of root damage during transplanting.
• Promotes robust hair root structures through air pruning.
• Superior water uptake and uniform moisture distribution.
• Lightweight, clean, and mold-resistant with unlimited shelf life in dried state.
• Quick water absorption while retaining original characteristics.
• Sophisticated bonding eliminates need for plastic wrapping, pots, or sleeves.
• Part of the Eazy Plug Full Cycle system.
• Made from organic materials and 100% compostable.
• Supplied dried.
• Plug size: 1.4 x 1.4 x 1.18 in (3.5 x 3.5 x 3.0 cm).
• Includes cutting hole.
• Retail packed.
• Case of 10 CT77 trays.

• Advanced Wetting Agent ensures more uniform water distribution throughout the slab.
• Enable a multi-faceted irrigation strategy with water volume variations between 55% and 78%.
• Enhanced capillary action retains moisture more evenly across the entire slab.
• Distributes WC and EC evenly, providing optimal steering capabilities.
• Growers gain better control of plant balance throughout the crop cycle with precise WC and EC adjustments.
• Stone wool fibers do not bind nutrients and eliminate the need for flushing at the start of cultivation.
• Initial targeted water and nutrient application promotes sustainable water and fertilizer use.
• Facilitate optimal crop steering for healthy plants and higher yields.
• 6 x 3 x 36 in (15 x 7.6 x 91.4 cm) slab.

Grodan® A-OK Improved Starter Plugs™ for starting seeds and rooting of cuttings prior to plugging into the larger Gro-Blocks™. The plugs come loose in a carton for those who prefer to saturate individually.

• Easy to use with propagation trays.
• Shipped as individual loose AO plugs (1.4x1.4x1.6) bulk in the carton (2,310).
• No shrink-wrap.

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).
• No wrap.