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.

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Q100588.jpg

Mondi 60-Site Insert 1006 T1006I [T103]

Q100588
  • 60-Site Insert; fits into Mondi Tray 1006
  • Enhances gardening and propagation efficiency.
  • Flexible and customizable system for successful plant growth.
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Mondi Plug Tray 72 Cell 72H [T112]

Q100591
  • Ideal for starting seeds indoors.
  • Suitable for tomatoes, cucumbers, sunflowers, eggplant, melons, and other seedlings.
  • Provides extra room for seedling growth.
  • 72-cell tray.
Q100586.jpg

Mondi Square Pot Carry Tray [T101]

Q100586
  • Fits 32 Mondi Square Plant Pots (T100).
  • Upgrades gardening setup with functionality and aesthetics.
  • Creates organized and healthy environment for plants.
  • Provides optimal air movement and stability for small plants.
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Clonex Gel (3.4 oz / 100 ml)

Q113688
  • 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.
  • 3.4 ounce (100 milliliter) bottle.
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Clonex Gel (16 oz / 1 pint)

Q113690
  • 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.
  • 16 ounce (1 pint) bottle.
Q100581.jpg

Mondi Big Tray 4 (23" x 46" x 2.5" / 58 x 117 x 6.35 cm) (No Holes) [G177]

Q100581
  • 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: 46 inches (117 centimeters).
  • Height: 2.5 inches (6.35 centimeters).
Q113685.jpg

Clonex Gel (8.5 oz / 250 ml)

Q113685
  • 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.
  • 8.5 ounce (250 milliliter) bottle.
Q113686.jpg

Clonex Gel Packet (0.5 oz / 15 ml)

Q113686
  • 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.
  • 0.5 ounce (15 milliliter) packet.
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Clonex Clone Solution (128 oz / 1 gal)

Q113687
  • 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.
  • 128 ounce (1 gallon) bottle.
Q113689.jpg

Clonex Gel (128 oz / 1 gal)

Q113689
  • 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.
  • 128 ounce (1 gallon) bottle.
Q113692.jpg

Clonex Gel (32 oz / 1 quart)

Q113692
  • 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.
  • 32 ounce (1 quart) bottle.
Q113693.jpg

Clonex Clone Solution (320 oz / 2.5 gal)

Q113693
  • 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.
  • 320 ounce (2.5 gallon) bottle.
Q100444.jpg

Grodan A-OK Starter Plugs 1.5" (36/40) No Wrap (98 / sheet, 30 / case)

Q100444
  • 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).
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Grodan A-OK 1" (2.5 cm) Starter Plugs 25/40 (200 / sheet) No Wrap (30 / case)

Q102194
  • 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.
  • 1 inch (25 mm) plugs.
  • 200 plugs per sheet.
  • No wrap.
Q100446.jpg

Grodan Macroplugs 1.5 in (46 mm) Round w/ Slit (50 / bag, 35 bags / case)

Q100446
  • 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).
Q102202.jpg

Grodan Macroplugs 1.5 in (46 mm), Round w/ Slit, Bulk (2,000 / case)

Q102202
  • 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).
Q100445.jpg

Grodan A-OK Starter Plugs 50/40 - 2" (5 cm) (50 / Sheet) No Wrap (30 / Case)

Q100445
  • 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).
Picture of Grodan Pre-Cut, Pre-Filled Tray, A-OK 1.5 in Starter Plugs, No Hole (50 plugs/tray, 30 trays/case)

Grodan Pre-Cut, Pre-Filled Tray, A-OK 1.5 in Starter Plugs, No Hole (50 plugs/tray, 30 trays/case)

Q113751

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 holes.
Q101317.jpg

Mondi Mini Greenhouse Thermo-Hygrometer, Green [E100-VG]

Q101317
  • Patented design, precisely monitors temperature and humidity levels inside the Mondi™ Mini Greenhouse or other environments
  • Provides growers with real-time temperature and humidity data and eliminates the need to open the dome for readings.
  • Ideal for successful large-scale propagation of seedlings and cuttings.
  • Includes a proprietary 8 mm (0.315 inch) drill piece, placement sticker, and product information guide.
  • Color: Green.
  • Dimensions (LxWxH): 4.1 x 0.3 x 1.2 in (10.41 x 0.76 x 3.05 cm).
Q101318.jpg

Mondi Mini Greenhouse Thermo-Hygrometer, Orange [E100-VO]

Q101318
  • Patented design, precisely monitors temperature and humidity levels inside the Mondi™ Mini Greenhouse or other environments
  • Provides growers with real-time temperature and humidity data and eliminates the need to open the dome for readings.
  • Ideal for successful large-scale propagation of seedlings and cuttings.
  • Includes a proprietary 8 mm (0.315 inch) drill piece, placement sticker, and product information guide.
  • Color: Orange.
  • Dimensions (LxWxH): 4.1 x 0.3 x 1.2 in (10.41 x 0.76 x 3.05 cm).
Q101319.jpg

Mondi Mini Greenhouse Thermo-Hygrometer, White [E100-VW]

Q101319
  • Patented design, precisely monitors temperature and humidity levels inside the Mondi™ Mini Greenhouse or other environments
  • Provides growers with real-time temperature and humidity data and eliminates the need to open the dome for readings.
  • Ideal for successful large-scale propagation of seedlings and cuttings.
  • Includes a proprietary 8 mm (0.315 inch) drill piece, placement sticker, and product information guide.
  • Color: White.
  • Dimensions (LxWxH): 4.1 x 0.3 x 1.2 in (10.41 x 0.76 x 3.05 cm).
Q113691.jpg

HDI 32oz Clonex Clone Solution Quart

Q113691
Q100170.jpg

GH RapidStart 275 ml

Q100170

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.

Q100172.jpg

GH RapidStart 1 Liter

Q100172

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.

Q100174.jpg

GH Rapid Start Pro 6 Gallon

Q100174

RapidStart® Professional is a proprietary blend of nutritive plant extracts and minerals that promote explosive root growth. Using RapidStart Professional encourages the formation of fine root hairs and lateral root branching, which in term will enhance plant vigor and yield.

  • RapidStart is highly concentrated and is best used during the vegetative through early flower phases when active root growth occurs.
  • We recommend pre-soaking stone wool cubes, plugs and flats with RapidStart Professional nutrient solution prior to seeding or propagating from cuttings for faster root growth and success.
  • RapidStart Professional is compatible with soil, soilless medias, coir, hydroponics and is suitable for fertilizer injection systems.
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Mondi Propagation Tray 1020 w/Holes Black & White Commercial [T106-20]

Q113783
  • Manufactured with Avara Technology, a proprietary food-grade material.
  • Patented black and white commercial 1020 propagation tray with holes.
  • 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.
  • Dimensions (LxWxH): 21.5 x 11.2 x 2.5 in (cm).
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Super Sprouter Digital Heat Mat Thermostat (10/Cs)

Q102276
  • Easy to use: Plug heat mat into thermostat, place temperature probe.
  • Temperature control range: 68 to 108°F (20 to 42°C).
  • Back-lit digital display: Easily view and set temperatures.
  • Maximum current rating: 8.3 Amps/1,000 W.
  • Includes: 6-foot power cord and probe with suction cup.
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Super Sprouter 72 Cell Plug Tray - Square Holes (100/Cs)

Q113168
Fits snugly in a standard 10 x 20 propagation flat. Heavier duty than competitive inserts. Choose from round hole or square hole openings.
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Super Sprouter Quad Thick Tray Insert w/ Holes (50/Cs)

Q113170
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.
Q113171.jpg

Super Sprouter Premium Heated Propagation Kit w/ T5 Light

Q113171
Super Sprouter® Premium Heated Propagation Kit provides a complete system for starting your seeds or cuttings. The kit includes a Super Sprouter® 7 in Ultra Clear Vented Dome with built-in light track channels, Super Sprouter® 18 in high output T5 fluorescent grow light designed for the channeled dome, Super Sprouter® Double Thick 10 x 20 in tray with no holes, Super Sprouter® heat mat and Art of Propagation booklet with expert advice for starting seedlings and cuttings. Just choose your favorite media and you are good to grow. Mat is ETL listed and the light is UL listed.
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