Cloning & Seed Starting

Kickstart successful cloning and seed starting with our selection of propagation supplies, designed to optimize growth and ensure healthy root development. We offer everything from humidity domes and seed trays by Mondi to powerful root-growth solutions from trusted brands like MiiM Horticulture and General Hydroponics. Whether you're prepping cuttings with precision blades or organizing your seedlings with stake labels, our range of cloning and seed-starting products is curated for consistent, high-quality results.

View as Grid List
Sort by
Display items per page
P-Q113782.jpg

Mondi™ Commercial 1020 Propagation Trays

P_00708
  • Manufactured with Avara Technology, a proprietary food-grade material.
  • Patented commercial 1020 propagation trays.
  • Deep channels and wide 'level fit' ridges prevent water pooling and support media stability.
  • Reinforced tray ends and sidewalls, with UV protection.
  • Internestable, stackable, and easy to store and ship.
  • BPA-free, non-off-gassing, reusable and recyclable, contains reclaimed ocean plastics.
  • Available in Black or Black & White.
  • Dimensions (LxWxH): 21.5 x 11.2 x 2.5 in (cm).
P-Q113786.jpg

Mondi™ Premium 1020 Propagation Trays

P_00709
  • Manufactured with Avara Technology, a proprietary food-grade material.
  • Patented black premium 1020 propagation tray with no holes.
  • Deep channels and wide 'level fit' ridges prevent water pooling and support media stability.
  • Exceptional strength and durability for extended use, with UV protection.
  • Internestable, stackable, and easy to store and ship.
  • BPA-free, non-off-gassing, reusable and recyclable, contains reclaimed ocean plastics.
  • Available in Black or Black & White.
  • Dimensions (LxWxH): 21.5 x 11.2 x 2.5 in (cm).
Q102200.jpg

Grodan® A-OK Starter Plugs™

P_00202
  • Stone wool plugs for seed starting and rooting plant cuttings.
  • Square plugs connected in a sheet to fit a 1020 tray.
  • Crafted for convenience, efficiency and reliability.
  • Uniform density, firmness, and fibrous structure.
  • Enables balanced water and nutrient distribution.
  • Available wrapped or unwrapped.
Q102202.jpg

Grodan® Macroplugs™

P_00209
  • 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).
Q100565.jpg

Mondi™ Mini Greenhouse 4"

P_00353
  • Manufactured with Avara Technology, a proprietary food-grade material.
  • Patented, 4" Crystal Clear design, with Perfect Fit system for a secure fit with standard 1020 trays.
  • Constructed from thick, high-grade material for excellent light transmission and long-term durability.
  • Perfect 2-Finger Easy Vent ensures precise humidity control.
  • BPA-free, non-off-gassing, reusable and recyclable, contains reclaimed ocean plastics.
  • Dimensions (LxWxH): 21.5 x 11 x 4.2 in (54.61 x 27.94 x 10.67 cm).
Q113682.jpg

Mondi™ Mega-Mini Greenhouse 12"

P_00677
  • Manufactured with Avara Technology, a proprietary food-grade material.
  • Patented, 12" Crystal Clear design, with expanded capacity for larger clones.
  • Perfect Fit system for a secure fit with standard 1020 trays.
  • Constructed from thick, high-grade material for excellent light transmission and long-term durability.
  • Perfect 2-Finger Easy Vent ensures precise humidity control.
  • BPA-free, non-off-gassing, reusable and recyclable, contains reclaimed ocean plastics.
  • Dimensions (LxWxH): 21.5 x 11 x 12 in (54.61 x 27.94 x 30.48 cm).
Q113685.jpg

Clonex® Rooting Gel

P_00690
  • High performance, water-based rooting gel.
  • Industry standard for propagation with vegetative cuttings.
  • Seals cut tissue and supplies hormones for root cell development.
  • Manufactured under strict pharmaceutical laboratory conditions.
  • Registered with the EPA and approved for use on all food crops.
  • Approved by the Colorado Department of Agriculture for medicinal plants.
  • Suitable for all types of plant cuttings, including woody, herbaceous, and flowering species.
Q113687.jpg

Clonex® Clone Solution

P_00689
  • Specifically formulated for rooted clones and seedlings.
  • Formulated to initiate and nourish new root cells in plants.
  • Contains high-quality minerals: Nitrogen, Phosphorus, Potassium, and Calcium.
  • Contains specific micro nutrients and root enhancing agents.
  • Minimizes stress when used with Clonex Rooting Gel or other rooting agents.
  • Highly concentrated compared to competing products.
  • Result of extensive horticultural research.
Q113696.jpg

Root Riot® Plant Starter Cubes

P_00692
  • 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.
Q113700.jpg

Clonex® Mist

P_00691
  • Ready-to-use foliar spray for mother plants and clones.
  • Stimulates root development.
  • Enhances health and vigor of young plants.
  • Promotes robust root development and elongation of root hairs.
  • Independent trials showed roots up to 10 days earlier.
  • Roots were 30% longer and 156% more numerous compared to using water alone.
Q112734.jpg

Grodan® A-OK Starter Plug Pre-Filled Trays

P_00696

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).
Q112798.jpg

Grodan® Pargro® Plugs

P_00703
  • 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.
Q100562.jpg

Mondi™ Mini Greenhouse 7"

P_00354
  • Manufactured with Avara Technology, a proprietary food-grade material.
  • Patented 7" design with Perfect Fit system for a secure fit with standard 1020 trays.
  • Constructed from thick, high-grade material for long-term durability.
  • Perfect 2-Finger Easy Vent ensures precise humidity control.
  • Crystal Clear style maximizes light penetration.
  • Jet Black and Frosted styles designed for light control.
  • Jet Black is the ultimate humidity dome for mushroom cultivation.
  • BPA-free, non-off-gassing, reusable and recyclable, contains reclaimed ocean plastics.
  • Dimensions (LxWxH): 21.5 x 11 x 7.5 in (54.61 x 27.94 x 19.05 cm).
Q100188.jpg

Rainworks Grassroots Cloning Gel (112 g / 4 oz)

Q100188
  • A premium commercial-grade rooting compound.
  • Contains 0.40% indole-3-butyric acid (IBA) for optimal root development.
  • Blended with a high density gel for maximum success rates.
  • Provides essential nutrition to cuttings before roots form.
  • High viscosity ensures easy and precise dipping for cloning.
  • No mess, no spills, just effortless application every time.
  • Suitable for delicate rooters; can be diluted with distilled water for use.
  • 112 grams (4 ounces).
Q100189.jpg

Rainworks Grassroots Cloning Gel (224 g / 8 oz)

Q100189
  • A premium commercial-grade rooting compound.
  • Contains 0.40% indole-3-butyric acid (IBA) for optimal root development.
  • Blended with a high density gel for maximum success rates.
  • Provides essential nutrition to cuttings before roots form.
  • High viscosity ensures easy and precise dipping for cloning.
  • No mess, no spills, just effortless application every time.
  • Suitable for delicate rooters; can be diluted with distilled water for use.
  • 224 grams (8 ounces).
Q100183.jpg

Rainworks Rhizo King (1 L / 1 qt)

Q100183
  • Increases the plants resistance to diseases.
  • Promotes healthy roots and fine root hairs.
  • Greatly improves root growth.
  • Enhances root development.
  • Works in all systems, media and environments.
  • 1 liter (1 quart) bottle.
Q100613.jpg

Grower's Edge Plant Stake Labels White - 1000/Box

Q100613

Use these colorful plant stake labels to mark the type of seeds that you plant. Each stake is 4 in x 5/8 in. Choose your favorite color. Each box has the stakes in bundles of 100 stakes. The multicolor pack contains 200 labels in red, orange, yellow, green and blue.

Q113620-1.jpg

HGA Prop 64, Dome With Vent Only

Q113620
  • Crystal-clear dome cover made of impact-resistant polystyrene for maximum light permeability.
  • Lockable ventilation slides for airflow control.
  • Size: 23.23 x 15.35 x 6.10 in (59 x 39 x 15.5 cm).
Q100579.jpg

Mondi Big Tray 2 (23" x 24" x 2.5" / 58 x 61 x 6.35 cm) (No Holes) [G175]

Q100579
  • Unique black and white color scheme.
  • White surface enhances light reflectivity.
  • Black base prevents light penetration to root zone reducing chance of root disease.
  • Made from premium-grade virgin materials.
  • Reinforced outside shell from recycled materials.
  • Provides strong support.
  • Width: 23 inches (58 centimeters).
  • Length: 24 inches (61 centimeters).
  • Height: 2.5 inches (6.35 centimeters).
Q100580.jpg

Mondi Big Tray 3 (23" x 35" x 2.5" / 58 x 89 x 6.35 cm) (No Holes) [G176]

Q100580
  • Unique black and white color scheme.
  • White surface enhances light reflectivity.
  • Black base prevents light penetration to root zone reducing chance of root disease.
  • Made from premium-grade virgin materials.
  • Reinforced outside shell from recycled materials.
  • Provides strong support.
  • Width: 23 inches (58 centimeters).
  • Length: 35 inches (89 centimeters).
  • Height: 2.5 inches (6.35 centimeters).
Q113560.jpg

CYCO Cyclone Rooting Gel 500 ml (6/Cs)

Q113560
Cyclone Rooting Gel was formulated and rigorously tested over many years by our retail customers before being released into the global market. Teamed with our proven Cyco platinum series nutrient, Cyclone will give your cuttings the best opportunity to thrive and grow through the initial stages of its life. Accelerates root production and growth. For use on all plant cuttings to stimulate root growth. Cyclone can be used on softwood and semi-hardwood cuttings.
Q100567.jpg

Mondi Easy Grow Combo Transport Box 7" [G106]

Q100567
  • The ultimate solution for transporting delicate cuttings.
  • Unique side-entry design accommodates the entire 7-inch Mondi Easy Grow Combo.
  • Reduces or eliminates damage.
  • Increases efficiency and packing speeds.
Q100564.jpg

Mondi Mini Greenhouse 4" Crystal Clear w/Easy Vents [D110-00]

Q100564
  • Manufactured with Avara Technology, a proprietary food-grade material.
  • Patented, 4" Crystal Clear design, with Perfect Fit system for a secure fit with standard 1020 trays.
  • Constructed from thick, high-grade material for excellent light transmission and long-term durability.
  • Perfect 2-Finger Easy Vent ensures precise humidity control.
  • BPA-free, non-off-gassing, reusable and recyclable, contains reclaimed ocean plastics.
  • Dimensions (LxWxH): 21.5 x 11 x 4.2 in (54.61 x 27.94 x 10.67 cm).
Q100448.jpg

Grodan Cress Plate 0.25" x 10" x 20" (0.64 x 25 x 51 cm) Sheet (95 / Case)

Q100448
  • 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).
Q100573.jpg

Mondi Mesh Tray 1020 Propagation Tray [G142]

Q100573
  • Ideal for watering and draining cuttings and new plants.
  • Unique mesh bottom design keeps plants stable.
  • Crafted from strong and durable plastic.
  • Reusable; will last for many seasons.
Q100614.jpg

Grower's Edge Plant Stake Labels Multi-Color Pack - 1000/Box

Q100614

Use these colorful plant stake labels to mark the type of seeds that you plant. Each stake is 4 in x 5/8 in. Choose your favorite color. Each box has the stakes in bundles of 100 stakes. The multicolor pack contains 200 labels in red, orange, yellow, green and blue.

Q102271.jpg

Super Sprouter Double Thick Tray 10 x 20 - No Hole (50/Cs)

Q102271

Super Sprouter® Double Thick 10 in x 20 in trays are double the thickness of our standard trays ensuring it will last season after season. These trays are the perfect solution for propagating your clones and seedlings with rock wool, seedling mix or starter plugs. The Super Sprouter® trays are available without holes to catch excess water and help to keep starts or plants moist and also with holes, to drain off excess water from the base of the cutting or seed. Raised channels are incorporated in the base of the trays to help air circulate under your pot or insert tray.

Q100171.jpg

GH RapidStart 500 ml

Q100171

RapidStart® is a plant nutrient used to promote root growth while enhancing plant vigor and yield. Strong root networks are linked to larger, more vigorous plants. RapidStart helps plants develop strong root networks. It can be used throughout the vegetative growth stage and in early flower stage to continue to promote root development.

Q100569.jpg

Super Sprouter Quad Thick 10 x 20 Tray - No Hole (25/Cs)

Q100569

These reusable trays are built tough for long lasting durability! They are injection molded, where as most 10 x 20 trays are vacuum formed. They are four times the thickness of regular 10 x 20 trays. No need to use multiple trays to gain strength when one quad thick tray will do the trick. The tray insert has a perforated bottom for easy drainage.

Q113169.jpg

Super Sprouter 50 Cell Square Plug Tray Insert (70/Cs)

Q113169
Super Sprouter® 50 Cell Square Plug Insert Tray is the perfect tray insert for coco plugs, regular soil, or soilless mixes for seeds or cuttings. Fits into all standard 10 x 20 in flats.
Refine
×