Seed Starting Kits & Accessories

Garden Shop> Seed Starting Kits

When you buy through links on this page, we may earn a commission.

Gardeners Supply 

Growease Seed Starter Kit

Growease Seed Starter Kit icon

Easy-Care, Earth-Friendly Seed Starting Kit — 100% Germination Guaranteed!

  • Seed starting success starts here!
  • Self-watering; prevents over- and under-watering
  • Dishwasher-safe so it's easy to clean between uses
  • Made from heavy-duty, recycled plastic

You’ll be amazed at how fast and healthy your seedlings grow. We’ve solved the challenges of over- or under-watering with the no-fail self-watering feature. Simply fill the reservoir and plants get the water they need, when they need it. That’s worry-free watering!

Forget flimsy, single-use look-alike seed starting kits; our heavy-duty system is reusable, again and again. A clear germination cover maintains proper humidity while the seeds are germinating.

Price and more details...

Heavy Duty 72-Cell Seedstarter Kit

Heavy Duty 72-Cell Seedstarter Kit icon

Grow Up To 72 Seedlings in Our Heavy-Duty Seed Starting Tray

  • Start a garden’s worth of seedlings in one reusable tray!
  • Rigid tray won't bend or buckle so you can carry it with confidence
  • Heavy-duty tray and insert will last for years
  • An economical way to start lots of seeds
  • Made in USA
With a heavy-duty tray and insert plus a vented dome, this seed starting set-up holds up to 72 seedlings and is reusable year after year.

And unlike flimsy trays that buckle and leak, this tray is leakproof and rigid so it's easy to carry.

The heavy-duty insert has 72 cells, with holes in the bottom so you can easily push out the plugs when they are ready to transplant.

Price and more details...

Deep Root Seedstarting System, Black

Deep Root Seedstarting System, Black icon

Professional Self-Watering Seedstarting System Grows Bigger Roots, Healthier Plants
  • Deep growing cells result in more root mass — the secret to vigorous seedlings that thrive when transplanted
  • Heavy-duty system can be used again and again
  • Includes a base, 7-1/2" H growing dome with adjustable vents, and a 15-cell reusable growing tray

Developed in Europe for use in horticultural laboratories, this unique propagation system is proven to grow healthier, more shock-resistant seedlings.

The 3-1/2" tapered cells are 50% deeper than similar seed starters. Capillary mat and a water reservoir ensure your seedlings get the right amount of moisture.

Price and more details...

Pop-Out Pots, Set of 4

Pop-Out Pots, Set of 4 icon

Seedlings Grow 40% Larger with No Transplant Shock in Our Self-Watering Pop-Out Pots

  • Plants grow almost twice as fast and so much healthier!
  • Innovative wicking system provides consistent moisture
  • Plants "pop out" without disturbing roots, eliminating transplant shock
  • Also ideal for growing herbs on a windowsill
  • A Gardener's Supply innovation!

Starting from seed? Pop-Out Pots are the secret to seedlings that are primed for explosive growth in the garden!

Transplant young seedlings from seed starting trays into our self-watering Pop-Out Pots and they’ll grow so much larger and healthier. When it’s time to set plants in the garden, Pop-Out Pots also eliminate transplant shock. Simply lift the fabric capillary strips to “pop out” plants without disturbing roots.

Price and more details...
Compact Tabletop SunLite® Garden

Compact Tabletop SunLite® Garden

Space-Saving Grow Lights for Table or Countertop
  • One fixture with two 2' full-spectrum T5 fluorescent grow lights
  • Compact tabletop light stand is perfect growing plants in a small space
  • Light fixture easily adjusts to the proper height for optimal plant growth
  • Rugged, powder-coated aluminum frame with a quiet, energy-efficient light fixture
  • Gardener's Supply Exclusive

Enjoy the fun — and savings — of starting your own plants from seed. Our Vermont-made SunLite® Gardens give your plants the quality and intensity of light they need.

You can also grow herbs, houseplants, or even try your hand at growing orchids. Our Tabletop Grow Light has a sturdy, compact aluminum frame. The low-profile light fixture holds two, 2' long T5 fluorescent bulbs that produce the full-spectrum light plants need.

An attractive black finish and compact footprint make this grow light suitable for year-round use on a countertop or side table. This complete light garden includes frame, one adjustable-height fixture, two T5 fluorescent bulbs and a watertight plant tray.

Price and more details...
Seed Starting Mix

Seed Starting Mix, 9 Qts. icon

Seed Starting Mix with SuperRoot Booster Grows Healthy, Robust Seedlings

  • Fine-textured blend promotes rapid germination and vigorous seedlings
  • Provides excellent drainage for healthy root growth
  • SuperRoot Booster creates the living soil mix that plants need to thrive
  • Garden-tested and guaranteed!
  • 9 quarts
Start seeds off right with this finely textured blend. Ideal for use in self-watering and regular seed-starting trays, it offers the perfect balance of drainage and wicking action to keep roots moist.

Our SuperRoot Booster with MycoActive® Technology creates the living soil mix that plants need to thrive. The secret? Mycorrhizae, amazing microbes that form a partnership with roots to support vigorous and resilient plant growth.

Price and more details...
Seedling Heat Mats

Seedling Heat Mats icon

Bottom Heat Jump-Starts Your Seedlings

  • Heat Mats provide consistent bottom heat for fast germination and vigorous root growth
  • Can be used indoors or in greenhouse
  • Available in three sizes
These Heat Mats speed seed germination and stimulate root growth by keeping soil at about 70º F. Here's a clever extra — instructions and growing tips are printed right on the mat, so you can't lose them.

9" x 19" mat holds a standard seed flat. 20-3/4" square mat holds two standard seed flats. 48" x 20" mat holds 4 flats. All sizes have 6-ft power cords.

Price and more details...