Package of Johnny's Selected Seeds
Package of Johnny's Selected Seeds

Additional Season Extenders

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Regular HotKaps - pack of 20

Product ID: 9114

Tools and Supplies > Season Extension Supplies > Additional Season Extenders

An individual greenhouse for every plant.

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Regular HotKaps - pack of 20
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King Size HotKaps - pack of 20

Product ID: 9116

Tools and Supplies > Season Extension Supplies > Additional Season Extenders

An individual greenhouse for every plant.

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King Size HotKaps - pack of 20
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Univent Automatic Vent and Window Opener

Product ID: 9034

Tools and Supplies > Season Extension Supplies > Additional Season Extenders

Universal, for greenhouse and cold frame applications.

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Univent Automatic Vent and Window Opener
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Univent Automatic Opener

Product ID: 9033

Tools and Supplies > Season Extension Supplies > Additional Season Extenders

Keep your plants in their "comfort zone".

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Univent Automatic Opener
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King Size Hotkaps - Case of 100

Product ID: 9165

Tools and Supplies > Season Extension Supplies > Additional Season Extenders

Heavy wax paper domes let you transplant warm-loving crops outside earlier, while protecting them from frost, insects, and rain.

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King Size Hotkaps - Case of 100
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Out Of Stock

Regular HotKaps - Case of 100

Product ID: 9693

Tools and Supplies > Season Extension Supplies > Additional Season Extenders

Out Of Stock
Heavy wax paper domes let you transplant warm-loving crops outside earlier, while protecting them from frost, insects, and rain.

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Regular HotKaps - Case of 100
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Snap Clamps for 1" PVC or 13/8" Chain Link Fence Top Rail

Product ID: 7035

Tools and Supplies > Season Extension Supplies > Additional Season Extenders

Quickly fastens greenhouse plastic, row cover, or shade cloth to 1 3/8" top rail.

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Snap Clamps for 1" PVC or 13/8" Chain Link Fence Top Rail
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Snap Clamps for ¾" PVC or 1" EMT

Product ID: 7036

Tools and Supplies > Season Extension Supplies > Additional Season Extenders

Quickly fastens greenhouse plastic, row cover, or shade cloth to 1" EMT.

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Snap Clamps for ¾" PVC or 1" EMT
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