Previous | Next
Home / Seed Starting Supplies & Equipment / 6 Cell Plug Tray Inserts
multicolor 6 cell trays
6 cell air prune
Empty lime green 6-cell plug tray insert from above showing six tapered cells with side drainage slots
Pink 6 cell
Pink 6 cell
Pink 6 cell
purple 6 cell tray
Purple 6 cell
Orange 6 cell
Cast iron kettlebell and 10 pound dumbbell resting on a black 6-cell plug tray to show its heavy-duty strength
Orange 6 cell
Orange 6 cell
blue 6 cell tray
Child holding blue 6 cell, filling with dirt
green 6 cell held by child wearing gardening gloves
6 cell clear
6 cell clear
6 cell clear
6 cell plug tray
6 cell air prune tray
Black 6-cell plug tray insert shown from the side with three tapered cells and vertical drainage slots
Overhead view of a black seed-starting cell tray on a wooden bench beside spilled potting mix and small seedlings
6 cell 12 pack no pink
multicolor 6 cell trays
6 cell air prune
Empty lime green 6-cell plug tray insert from above showing six tapered cells with side drainage slots
Pink 6 cell
Pink 6 cell
Pink 6 cell
purple 6 cell tray
Purple 6 cell
Orange 6 cell
Cast iron kettlebell and 10 pound dumbbell resting on a black 6-cell plug tray to show its heavy-duty strength
Orange 6 cell
Orange 6 cell
blue 6 cell tray
Child holding blue 6 cell, filling with dirt
green 6 cell held by child wearing gardening gloves
6 cell clear
6 cell clear
6 cell clear
6 cell plug tray
6 cell air prune tray
Black 6-cell plug tray insert shown from the side with three tapered cells and vertical drainage slots
Overhead view of a black seed-starting cell tray on a wooden bench beside spilled potting mix and small seedlings
6 cell 12 pack no pink

6 Cell Plug Tray Inserts

$10.99 - $199.99
$0.92 each
Made in USA
Size Pack
Color Black
In stock — ships in 1–2 business days from Texas
Free shipping on orders over $75 (contiguous U.S.) 30-day returns on most items2-year limited warrantyTalk to a grower: (888) 406-1982

Buying 15,600+ items? Get a bulk quote

Works with(8)
Shipping Policy

Most products ship from our Texas facility in 1 to 2 business days. Express shipments placed after 12PM EST ship the next business day. Full details are on our Shipping page.

Returns Policy

Returns can be made on most products within 30 days of purchase. After 30 days we are unable to offer a refund or exchange. Certain products are non-returnable. For full details visit our Returns Policy.

Shipping weight

Weight: 0.74 lb

USA Made 6 Cell Seed Starting Trays

Our 6 cell seed starting tray inserts are available in clear and colors and are proudly made in the USA. These 6 cell plug trays are ideal for seed starting, propagation, and transplant production for vegetables, flowers, and herbs. Twelve inserts fit into a standard 1020 tray, making them a practical choice for greenhouse growers, nurseries, and market gardeners. Made from food-safe, heavy-duty polypropylene, these trays are built for many seasons of reuse. Color code your seedlings for easy crop organization.

Note: Clear 6-cell plugs have a small square tab inside the cells as part of the manufacturing process.

*12 Pack Multicolor does not include pink.

Features

  • Made from FDA Prime Grade Extra Strength Polypropylene (#5 BPA-free) plastic
  • Extra large ⅝" drainage holes for easy seedling removal and healthy root development
  • Air prune design helps prevent root circling and supports stronger seedling root systems
  • Proudly made in the USA and guaranteed to last at least 2 years
  • 12 inserts fit per 1020 seed starting tray
  • 60 pack provides 360 planting cells
  • 120 pack provides 720 planting cells
  • 360 pack provides 2,160 planting cells

6 Cell Tray Dimensions

  • Insert outer dimensions: 5" x 3⅓" x 2¼" height
  • Each cell: 1½" x 1½" x 2⅛" at the top, tapering to 1" at the bottom
  • Air pruning slits: 0.11" wide x 1¼" tall

Rated 4.93 out of 5 by 385 growers

Recent 4- and 5-star reviews. Read all 385 reviews →

  • These cells and trays are very nice and affordable, too! Will be ordering more. Happy to finally have non-disposable, sturdy seed starting equipment.
    Melissa, August 2026

  • Nice little cell-pack

    Im more than pleased with the 4-cell ones but I decided to give this a shot…As always, A+ products from Bootstrap Farmer. Pd. They are sturdy!!!
    Guillermo, June 2026
  • Beautiful products—pricey, but I can see they will last for many years.
    Kat, April 2026
  • Love the colors. They are perfect for my seed growing shelf!
    Alice, April 2026
  • I have been using these for years and they have held up exceptionally well. I will only use Bootstrap Farmer growing inserts. Well worth the investment!�
    Christina, March 2026

You may also like