Seed Starting Supplies
Johnny's offers all the seed-starting and propagation supplies you need to grow your own professional-quality seedlings with efficiency. Growing your own transplants from seed provides greater control over the growing season, from start to finish, by allowing you to choose your favorite varieties, select specific planting and transplanting dates, and produce the quantities of plants you need.
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Add on to your strip lights for more growing space.
New! Add on to your strip lights for more growing space.
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Add on to your strip lights for more growing space.
New! Add on to your strip lights for more growing space.
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Create the perfect tabletop growing environment.
New! Create the perfect tabletop growing environment.
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Ideal for suspending SunBlaster lighting above your growing area.
New! Ideal for suspending SunBlaster lighting above your growing area.
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Quickly adjust the height of lighting as plants grow.
New! Quickly adjust the height of lighting as plants grow.
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Expand your lighting to grow bigger, healthier plants.
New! Expand your lighting to grow bigger, healthier plants.
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Great way to grow your own seedling starts.
New! Great way to grow your own seedling starts.
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Energy efficient LED lighting for growing quality plants.
New! Energy efficient LED lighting for growing quality plants.
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A perfectly controlled growing environment.
New! A perfectly controlled growing environment.
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A perfectly controlled growing environment.
New! A perfectly controlled growing environment.
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Humidity dome with groove for resting a grow light.
New! Humidity dome with groove for resting a grow light.
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Humidity dome with groove for resting a grow light.
New! Humidity dome with groove for resting a grow light.
The standard 1020 greenhouse flat without drainage slots.
The standard 1020 greenhouse flat without drainage slots.
Professional-grade supplies for successful germination and rooting.
Professional-grade supplies for successful germination and rooting.
Designed for fresh market growers. Square cells.
Designed for fresh market growers. Square cells.
Designed for fresh market growers. Square cells.
Designed for fresh market growers. Square cells.
Johnny's Exclusive
Holds moisture and warmth for germination.
Holds moisture and warmth for germination.