School & Institutional Supplies

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      822 products
      Set of black plastic square planters and trays in six different sizes, featuring drainage holes at the bottom for optimal water flow.
      Square Black Form Pots
      Starting at $2.34
      1020 Trays Heavy Duty - Greenhouse Megastore
      1020 Trays Heavy Duty - Greenhouse Megastore
      1020 Trays Heavy Duty
      Starting at $11.50
      Traditional Inserts - Greenhouse Megastore
      Traditional Inserts - Greenhouse Megastore
      Traditional Inserts
      Starting at $7.50
      PVP Perlite - Greenhouse Megastore
      PVP Perlite - Greenhouse Megastore
      PVP Perlite
      Starting at $2.99
      1020 Trays Extra Heavy Duty - Greenhouse Megastore
      1020 Trays Extra Heavy Duty - Greenhouse Megastore
      1020 Trays Extra Heavy Duty
      Starting at $18.90
      PVP Vermiculite - Greenhouse Megastore
      PVP Vermiculite - Greenhouse Megastore
      PVP Vermiculite
      Starting at $3.99
      Elite Black Nursery Containers - Greenhouse Megastore
      Elite Black Nursery Containers - Greenhouse Megastore
      Elite Black Nursery Containers
      Starting at $4.90
      Black Form Trays
      Starting at $7.75
      1020 Trays Mega Heavy Duty - Greenhouse Megastore
      1020 Trays Mega Heavy Duty - Greenhouse Megastore
      1020 Trays Mega Heavy Duty
      Starting at $16.75
      Deep Inserts - Greenhouse Megastore
      Deep Inserts - Greenhouse Megastore
      Deep Inserts
      Starting at $7.50
      Plastic Plant Labels
      Starting at $4.50
      Standard Round Pots
      Starting at $2.30
      Propagation Trays - Greenhouse Megastore
      Propagation Trays - Greenhouse Megastore
      Propagation Trays
      Starting at $11.90
      Metal plant hanger with a curved hook top and three long, thin prongs ending in small loops, designed for hanging pots or baskets.
      Basket Hangers
      Starting at $4.20
      Treepots
      Starting at $5.00
      Sheet Pots
      Starting at $9.40
      1020 Daisy Trays - Greenhouse Megastore
      1020 Daisy Trays
      Starting at $11.90
      Plug Flats - Greenhouse Megastore
      Plug Flats - Greenhouse Megastore
      Plug Flats
      Starting at $19.50
      Coex Round Pots
      Starting at $2.00
      Grower Select Square Black Form Pots - Greenhouse Megastore
      Grower Select Square Black Form Pots - Greenhouse Megastore
      Grower Select Square Black Form Pots
      Starting at $1.80
      Garden Marker Pen
      Starting at $4.00
      Western Pulp Round Pots
      Starting at $1.65
      Set of six biodegradable brown fiber planters and trays in various square and round shapes, ideal for eco-friendly gardening and seed starting.
      CowPots
      Starting at $3.30
      Treepots Tray
      Starting at $6.89
      Jiffy® Peat Pots
      Starting at $2.50
      Grower Select Plug Trays - Greenhouse Megastore
      Grower Select Plug Trays - Greenhouse Megastore
      Grower Select Plug Trays
      Starting at $9.50
      PRO - MIX BX Biofungicide + Mycorrhizae - Greenhouse Megastore
      PRO - MIX BX Biofungicide + Mycorrhizae - Greenhouse Megastore
      PRO-MIX BX Biofungicide + Mycorrhizae
      Starting at $30.29
      Bamboo Stakes - Greenhouse Megastore
      Bamboo Stakes - Greenhouse Megastore
      Bamboo Stakes
      Starting at $6.50
      Large Nursery Containers
      Starting at $66.25
      Black plastic seedling trays with 50 square cells each, featuring tapered sides and drainage holes, ideal for starting plants in planters and trays.
      SureRoots Deep 50 Cell Plug Trays
      Starting at $30.00
      Three black plastic round planters and trays with drainage holes, designed for gardening and farming use.
      Injection Molded Nursery Containers
      Starting at $6.30
      Gardener Select® Steel Garden Stakes - Greenhouse Megastore
      Gardener Select® Steel Garden Stakes
      Starting at $7.00
      Clear Humidity Dome
      Starting at $32.50
      Round Pot Carrying Trays - Greenhouse Megastore
      Round Pot Carrying Trays - Greenhouse Megastore
      Round Pot Carrying Trays
      Starting at $7.50
      Set of four black plastic round planters and trays with drainage holes, designed for seed starting and small plant cultivation.
      Black Euro Pots
      Starting at $2.30
      Wiggle Worm Soil Builder PURE Worm Castings - Greenhouse Megastore
      Wiggle Worm Soil Builder PURE Worm Castings - Greenhouse Megastore
      Wiggle Worm Soil Builder PURE Worm Castings
      Starting at $7.99
      Square Injection Molded Pots - Greenhouse Megastore
      Square Injection Molded Pots - Greenhouse Megastore
      Square Injection Molded Pots
      Starting at $7.50
      Stack of five colorful plastic planters and trays in yellow, pink, orange, green, and blue with ribbed bottoms for drainage and airflow.
      SUNPACK® Color 1020 Mega Tray - Pack of 5
      $39.75
      Espoma Organic Potting Mix - Greenhouse Megastore
      Espoma Organic Potting Mix - Greenhouse Megastore
      Espoma Organic Potting Mix
      Starting at $4.99
      Gro Pro® Heavy - Duty Black Plastic Saucer - Greenhouse Megastore
      Gro Pro® Heavy - Duty Black Plastic Saucer - Greenhouse Megastore
      Gro Pro® Heavy-Duty Black Plastic Saucer
      Starting at $7.85
      SUNPACK® Color Square Injection Molded Pot 2.5"
      Starting at $4.50
      1020 Standard Web Tray
      Starting at $13.20
      Azalea Green Round Pots
      Starting at $3.50
      Black plastic seedling planters arranged in a rectangular tray with multiple cylindrical cells, designed for nursery use, showcasing planters and trays for efficient plant propagation.
      Cone-tainers
      Starting at $22.54
      Garland Giant Plus Garden Tray
      Starting at $62.67
      Black plastic seedling tray with 72 round cells elevated on four sturdy legs, ideal for starting plants in planters and trays.
      Cone-tainers Tray
      $16.75
      Germination Tray
      Starting at $26.00
      PRO - MIX 16 qt. Bag Premium Organic Seed Starting Mix - Greenhouse Megastore
      PRO-MIX 16 qt. Bag Premium Organic Seed Starting Mix
      $10.99