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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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).
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).
Q102200.jpg

Grodan A-OK 50/40 2 in (50 mm) Starter Plugs, Wrapped (50/Sheet, 30 / case)

Q102200
  • 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.
  • 2 inch (50 mm) plugs.
  • 50 plugs per sheet.
  • Wrapped.

Note: Item Q100445 supplied without shrink wrap.

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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.
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).
Q100571.jpg

Super Sprouter Ultra Clear Vented Humidity Dome 7 in w/ Light Tracks (35/Cs)

Q100571

These excellent quality 4 in and 7 in Ultra Clear Vented Humidity Domes now have built-in light tracks that accommodate the 18 in Super Sprouter® T5 HO Grow Light Fixture. The light tracks are directional to allow the light to run the length of the domes or the width of the domes, allowing two trays to run side by side. Vertical sides allow the use of all plant sites in a propagation tray. Two vents in the top of the dome can be opened or closed to control humidity. These are the most clear and transparent domes on the market, allowing for maximum light penetration and the best viewing of your plant starts.

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.

Q102275.jpg

Super Sprouter Seedling Heat Mat 10 in x 21 in (10/Cs)

Q102275

Warms root area approximately 10–20° F over ambient temperature to improve germination process. Helps gardeners have better success rates with seedlings and cuttings. Perfect for one standard 10 in x 20 in propagation tray. Heavy-duty construction makes this mat very durable. More than 20% larger than competitive mats. This allows even warming of your entire tray. More consistent heating with fewer hot spots than other seedling heat mats. Ed Hume seal of approval. 20 W. Dimensions: 10 in x 21 in.

Q100671.jpg

Vespula Skinner 2.75" (7 cm) Folding Knife, Orange

Q100671
  • Cutting-edge, innovative folding knife.
  • Designed for convenience, durability, and versatility.
  • Perfect for gardening, hunting, fishing, camping, and hiking.
  • Use it for trimming, cutting, and pruning in the garden.
  • Comes with two additional stainless steel #60 SS blades and a holster.
  • Blade length: 2.75 in (69.85 mm).
  • Color: Orange.
Q100672.jpg

Vespula Skinner 2.75" (7 cm) Folding Knife, Black

Q100672
  • Cutting-edge, innovative folding knife.
  • Designed for convenience, durability, and versatility.
  • Perfect for gardening, hunting, fishing, camping, and hiking.
  • Use it for trimming, cutting, and pruning in the garden.
  • Comes with two additional stainless steel #60 SS blades and a holster.
  • Blade length: 2.75 in (69.85 mm).
  • Color: Black.
Q100673.jpg

Vespula Skinner 2.75" (7 cm) Folding Knife, Green

Q100673
  • Cutting-edge, innovative folding knife.
  • Designed for convenience, durability, and versatility.
  • Perfect for gardening, hunting, fishing, camping, and hiking.
  • Use it for trimming, cutting, and pruning in the garden.
  • Comes with two additional stainless steel #60 SS blades and a holster.
  • Blade length: 2.75 in (69.85 mm).
  • Color: Green.
Q113688.jpg

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.
Q113690.jpg

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.
Q113691.jpg

HDI 32oz Clonex Clone Solution Quart

Q113691
Q113699.jpg

Root Riot Cubes, Bag of 100

Q113699
  • 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 100 cubes.
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).
Q113289.jpg

Botanicare Rhizo Blast 500 ml (8/Cs)

Q113289
Rhizo Blast® is a proprietary formula that contains a blend of nutrients that helps root growth. Rhizo Blast® can be used with all grow mediums and is beneficial in hydroponic, soil and coco coir gardens.
Q113290.jpg

Botanicare Rhizo Blast 1000 ml (6/Cs)

Q113290
Rhizo Blast® is a proprietary formula that contains a blend of nutrients that helps root growth. Rhizo Blast® can be used with all grow mediums and is beneficial in hydroponic, soil and coco coir gardens.
Q113291.jpg

Botanicare Rhizo Blast Gallon (4/Cs)

Q113291
Rhizo Blast® is a proprietary formula that contains a blend of nutrients that helps root growth. Rhizo Blast® can be used with all grow mediums and is beneficial in hydroponic, soil and coco coir gardens.
Q112735.jpg

Grodan A-OK Improved 1.5 in (36 mm) Starter Plugs, Loose in Carton (2,310 plugs)

Q112735

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.
Q112798.jpg

Grodan 1.5 in Pargro Plugs, 1.4 x 1.4 x 1.6 in (3.5 x 3.5 x 4 cm), Unwrapped Sheets in Carton

Q112798
  • Grodan® 1.5 inch Pargro® rockwool plugs.
  • Dimensions: 1.4 x 1.4 x 1.6 in (3.5 x 3.5 x 4 cm).
  • Unwrapped sheets in carton.
Q001016.jpg

*thermo-hygo*

Q001016
  • Promotional poster for the Mondi Thermo-Hygrometer
  • English language.
Q001041.jpg

Mondi Mini Greenhouse Thermo-Hygrometer Brochure (French)

Q001041
  • Informational brochure for the Mondi Thermo-Hygrometer
  • French language.
Q001069.jpg

Mondi Big Tray Intro Brochure

Q001069

Introductory brochure for Mondi's Big Tray

Q001040.jpg

Mondi Mini Greenhouse Thermo-Hygrometer Poster (French)

Q001040
  • Promotional poster for the Mondi Thermo-Hygrometer
  • French language.
Q001068.jpg

Mondi Mini Greenhouse Thermo-Hygrometer Brochure (English)

Q001068
  • Informational brochure for the Mondi Thermo-Hygrometer
  • English language.
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