Free Shipping Promotion Eligible - Greenhouse Megastore

Free Shipping Promotion Eligible

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      Your order qualifies for free shipping when you spend $2000 or more on these qualifying items. No code needed. Ends at 11:59pm EDT on 8/31/26.

      958 products
      Free Shipping
      1100 Series Hoop House Package - Greenhouse Megastore
      1100 Series Hoop House Package
      Starting at $6,459.00
      Free Shipping
      Sungrow Greenhouse Kit 10 x 32 ft. with 6mm Double-Wall Polycarbonate Panels and Galvanized Steel Frame - Greenhouse Megastore
      Sungrow Greenhouse Kit 10 x 32 ft. with 6mm Double-Wall Polycarbonate Panels and Galvanized Steel Frame - Greenhouse Megastore
      Sungrow Greenhouse Kit 10 x 32 ft. with 6mm Double-Wall Polycarbonate Panels and Galvanized Steel Frame
      $5,745.00
      Sale
      Botanicare® Pure Blend® Tea 0.5 - 0.5 - 1 - Greenhouse Megastore
      Botanicare® Pure Blend® Tea 0.5 - 0.5 - 1 - Greenhouse Megastore
      Botanicare® Pure Blend® Tea 0.5-0.5-1
      Starting at $10.22 $11.35

      Save $1.13

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      Grodan Gro - Block Media Strips - Greenhouse Megastore
      Grodan Gro-Block Media Strips
      Starting at $10.00 $12.50

      Save $2.50

      Botanicare® Sweet® Berry Plant Food - Greenhouse Megastore
      Botanicare® Sweet® Berry Plant Food - Greenhouse Megastore
      Botanicare® Sweet® Berry Plant Food
      Starting at $20.24
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      Super Sprouter® 78 Cell Stonewool Tray Insert - Greenhouse Megastore
      Super Sprouter® 78 Cell Stonewool Tray Insert - Greenhouse Megastore
      Super Sprouter® 78 Cell Stonewool Tray Insert
      $14.39 $15.99

      Save $1.60

      Wetsel Seed™ Seven Top Turnip Seed - Greenhouse Megastore
      Wetsel Seed™ Seven Top Turnip Seed - Greenhouse Megastore
      Wetsel Seed™ Seven Top Turnip Seed
      $1.99
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      General Hydroponics® Purpinator® 0 - 2 - 4 - Greenhouse Megastore
      General Hydroponics® Purpinator® 0 - 2 - 4 - Greenhouse Megastore
      General Hydroponics® Purpinator® 0-2-4
      Starting at $16.37 $18.19

      Save $1.82

      Botanicare® CocoPro™ Propagation Plugs - Greenhouse Megastore
      Botanicare® CocoPro™ Propagation Plugs - Greenhouse Megastore
      Botanicare® CocoPro™ Propagation Plugs
      Starting at $200.00
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      Botanicare® CocoPro™ Cubes - Greenhouse Megastore
      Botanicare® CocoPro™ Cubes - Greenhouse Megastore
      Botanicare® CocoPro™ Cubes
      $80.00 $88.89

      Save $8.89

      Mother Earth® Power Flower™ Fantastic Flowering Mix 1 - 8 - 6 - Greenhouse Megastore
      Mother Earth® Power Flower™ Fantastic Flowering Mix 1 - 8 - 6 - Greenhouse Megastore
      Mother Earth® Power Flower™ Fantastic Flowering Mix 1-8-6
      $13.49
      Free Shipping
      Snap & Grow Plus DIY Greenhouse Kit 8.5 ft. Wide with Single-layer Polycarbonate Panels and Aluminum Frame - Greenhouse Megastore
      Snap & Grow Plus DIY Greenhouse Kit 8.5 ft. Wide with Single-layer Polycarbonate Panels and Aluminum Frame - Greenhouse Megastore
      Snap & Grow Plus DIY Greenhouse Kit 8.5 ft. Wide with Single-layer Polycarbonate Panels and Aluminum Frame
      Starting at $1,597.00
      new
      General Hydroponics® FloraGro® 2 - 1 - 6 - Greenhouse Megastore
      General Hydroponics® FloraGro® 2 - 1 - 6 - Greenhouse Megastore
      General Hydroponics® FloraGro® 2-1-6
      Starting at $8.59
      Botanicare® Clearex® Rinsing Solution - Greenhouse Megastore
      Botanicare® Clearex® Rinsing Solution - Greenhouse Megastore
      Botanicare® Clearex® Rinsing Solution
      Starting at $9.89
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      Earth Science® 24 oz. Udder Magic Concentrated Plant Food - Greenhouse Megastore
      Earth Science® 24 oz. Udder Magic Concentrated Plant Food
      $13.67 $15.19

      Save $1.52

      Earth Science® 6 lb. Pouch Moorganite All Purpose Fertilizer - Greenhouse Megastore
      Earth Science® 6 lb. Pouch Moorganite All Purpose Fertilizer
      $15.99
      10 Cell Oasis® Rootcubes® Strips - 190 Strips - Greenhouse Megastore
      10 Cell Oasis® Rootcubes® Strips - 190 strips
      $179.00
      Free Shipping
      Sunshine DIY Gardenhouse Kit 8 ft. Wide with 4mm Twinwall Polycarbonate Panels and Redwood Frame - Greenhouse Megastore
      Sunshine DIY Gardenhouse Kit 8 ft. Wide with 4mm Twinwall Polycarbonate Panels and Redwood Frame - Greenhouse Megastore
      Sunshine DIY Gardenhouse Kit 8 ft. Wide with 4mm Twinwall Polycarbonate Panels and Redwood Frame
      Starting at $5,178.00
      Super Sprouter® Ultra Clear Vented Humidity Dome with Light Track - Greenhouse Megastore
      Super Sprouter® Ultra Clear Vented Humidity Dome with Light Track
      Starting at $49.95
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      ferti - lome® Weed - Out® Lawn Weed Killer - Greenhouse Megastore
      ferti-lome® Weed-Out® Lawn Weed Killer
      $64.52 $75.90

      Save $11.38

      ferti - lome® Tree & Shrub Food 19 - 8 - 10 - Greenhouse Megastore
      ferti-lome® Tree & Shrub Food 19-8-10
      $29.19
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      Pennington® Smart Seed® Dense Shade Grass Seed & Fertilizer Mix - Greenhouse Megastore
      Pennington® Smart Seed® Dense Shade Grass Seed & Fertilizer Mix - Greenhouse Megastore
      Pennington® Smart Seed® Dense Shade Grass Seed & Fertilizer Mix
      $15.98 $21.30

      Save $5.32

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      Sigma DIY Greenhouse Kit 10 x 26 ft. with 6mm Double - Wall Polycarbonate Panels and Galvanized Steel Frame - Greenhouse Megastore
      Sigma DIY Greenhouse Kit 10 x 26 ft. with 6mm Double - Wall Polycarbonate Panels and Galvanized Steel Frame - Greenhouse Megastore
      Sigma DIY Greenhouse Kit 10 x 26 ft. with 6mm Double-Wall Polycarbonate Panels and Galvanized Steel Frame
      $4,145.00
      Dosmatic Twist II Clean Filter - Greenhouse Megastore
      Dosmatic Twist II Clean Filter
      Starting at $137.00
      Free Shipping
      Sigma DIY Greenhouse Kit 10 x 32 ft. with 6mm Double - Wall Polycarbonate Panels and Galvanized Steel Frame - Greenhouse Megastore
      Sigma DIY Greenhouse Kit 10 x 32 ft. with 6mm Double - Wall Polycarbonate Panels and Galvanized Steel Frame - Greenhouse Megastore
      Sigma DIY Greenhouse Kit 10 x 32 ft. with 6mm Double-Wall Polycarbonate Panels and Galvanized Steel Frame
      $4,795.00
      new
      Grower Select® Kathy Caged Pot - Greenhouse Megastore
      Grower Select® Kathy Caged Pot
      Starting at $43.90
      Bonide® Liquid Iron Complex Concentrate - Greenhouse Megastore
      Bonide® Liquid Iron Complex Concentrate
      $16.49
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      Pennington® Smart Patch Sun & Shade North Grass Seed Mix - Greenhouse Megastore
      Pennington® Smart Patch Sun & Shade North Grass Seed Mix
      $17.35 $21.69

      Save $4.34

      Botanicare® CocoPro™ Bag - Greenhouse Megastore
      Botanicare® CocoPro™ Bag - Greenhouse Megastore
      Botanicare® CocoPro™ Bag
      Starting at $55.80
      Black Gold® All Purpose Potting Soil Mix - Greenhouse Megastore
      Black Gold® All Purpose Potting Soil Mix - Greenhouse Megastore
      Black Gold® All Purpose Potting Soil Mix
      Starting at $7.79
      Jack's Nutrients 6 - 6 - 26 Low Phos Part A - Greenhouse Megastore
      Jack's Nutrients 6-6-26 Low Phos Part A
      $72.59
      Hi - Yield Weed & Feed 15 - 0 - 10 - Greenhouse Megastore
      Hi-Yield Weed & Feed 15-0-10
      $21.99
      Vego Garden® EZ Self - Watering Tomato Planter with Trellis - Greenhouse Megastore
      Vego Garden® EZ Self - Watering Tomato Planter with Trellis - Greenhouse Megastore
      Vego Garden® EZ Self-Watering Tomato Planter with Trellis
      $124.00
      Botanicare® Hydroplex® Bloom 0 - 10 - 6 - Greenhouse Megastore
      Botanicare® Hydroplex® Bloom 0 - 10 - 6 - Greenhouse Megastore
      Botanicare® Hydroplex® Bloom 0-10-6
      Starting at $33.26
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      Jack's Professional® Interiorscape Special 21 - 7 - 16 - Greenhouse Megastore
      Jack's Professional® Interiorscape Special 21-7-16
      $89.28 $99.20

      Save $9.92

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      GreenGro™ 2 lb. Bag Flower Finisher - Greenhouse Megastore
      GreenGro™ 2 lb. Bag Flower Finisher
      $39.14 $43.49

      Save $4.35

      Free Shipping
      Riga Grand Greenhouse Kit 9.8 x 17.6 ft. with TwinWall Polycarbonate Panels and Aluminum Frame - Greenhouse Megastore
      Riga Grand Greenhouse Kit 9.8 x 17.6 ft. with TwinWall Polycarbonate Panels and Aluminum Frame - Greenhouse Megastore
      Riga Grand Greenhouse Kit 9.8 x 17.6 ft. with TwinWall Polycarbonate Panels and Aluminum Frame
      $9,199.00
      Free Shipping
      Palram Canopia Garden Chalet DIY Greenhouse Kit 12 x 10 ft. with Polycarbonate Panels and Aluminum Frame - Greenhouse Megastore
      Palram Canopia Garden Chalet DIY Greenhouse Kit 12 x 10 ft. with Polycarbonate Panels and Aluminum Frame - Greenhouse Megastore
      Palram Canopia Garden Chalet DIY Greenhouse Kit 12 x 10 ft. with Polycarbonate Panels and Aluminum Frame
      $3,183.00
      Roundup® QuikPRO™ Herbicide - Greenhouse Megastore
      Roundup® QuikPRO™ Herbicide
      $33.00
      Dosmatic SuperDos 30 Injector - Greenhouse Megastore
      Dosmatic SuperDos 30 Injector
      Starting at $869.99
      Dosatron NDS Mixing Chamber Kit - Greenhouse Megastore
      Dosatron NDS Mixing Chamber Kit
      Starting at $93.00
      Dosatron Nutrient Delivery System 40 GPM Unit - Greenhouse Megastore
      Dosatron Nutrient Delivery System 40 GPM Unit - Greenhouse Megastore
      Dosatron Nutrient Delivery System 40 GPM Unit
      Starting at $1,247.00
      Mother Earth® Farmers Market All Purpose Mix 4 - 5 - 4 - Greenhouse Megastore
      Mother Earth® Farmers Market All Purpose Mix 4 - 5 - 4 - Greenhouse Megastore
      Mother Earth® Farmers Market All Purpose Mix 4-5-4
      $13.49
      General Organics® BioBud® 0.5 - 0.1 - 1 - Greenhouse Megastore
      General Organics® BioBud® 0.5 - 0.1 - 1 - Greenhouse Megastore
      General Organics® BioBud® 0.5-0.1-1
      Starting at $31.49
      Tomato Roller Kit for Palram - Canopia Greenhouses - Greenhouse Megastore
      Tomato Roller Kit for Palram - Canopia Greenhouses - Greenhouse Megastore
      Tomato Roller Kit for Palram - Canopia Greenhouses
      $71.30
      Free Shipping
      Rhino Premium Greenhouse Kit 10 x 16 ft. with 4mm Toughened Safety Glass Panels and Aluminum Frame - Greenhouse Megastore
      Rhino Premium Greenhouse Kit 10 x 16 ft. with 4mm Toughened Safety Glass Panels and Aluminum Frame - Greenhouse Megastore
      Rhino Premium Greenhouse Kit 10 x 16 ft. with 4mm Toughened Safety Glass Panels and Aluminum Frame
      $13,349.00
      Free Shipping
      1200 Series Gothic Arch Package - Greenhouse Megastore
      1200 Series Gothic Arch Package
      Starting at $14,299.00
      Free Shipping
      Outdoor Living Greenhouse Kit 8 ft. Wide with 6mm Twin Wall Polycarbonate Panels and Cedar Wood Frame - Greenhouse Megastore
      Outdoor Living Greenhouse Kit 8 ft. Wide with 6mm Twin Wall Polycarbonate Panels and Cedar Wood Frame - Greenhouse Megastore
      Outdoor Living Greenhouse Kit 8 ft. Wide with 6mm Twin Wall Polycarbonate Panels and Cedar Wood Frame
      Starting at $3,999.00