Seed Starting Supplies | Johnny's Selected Seeds

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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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Johnny's 32-Cell Handheld Soil Blocker Soil Blocking

Johnny's 32-Cell Handheld Soil Blocker

Reduce your workload and improve your efficiency.

New

Polypro Endurance Shallow Speed Tray (No Holes), Black – 4 Count Support Trays

Polypro Endurance Shallow Speed Tray (No Holes), Black – 4 Count

Reinforced trays with "bumpers" for soil block alignment.

New

Polypro Endurance Shallow Speed Tray (No Holes), Black – 24 Count Support Trays

Polypro Endurance Shallow Speed Tray (No Holes), Black – 24 Count

Reinforced trays with "bumpers" for soil block alignment.

New

Humidity Tent Grow Tents

Humidity Tent

Johnny's Commercial LED Light Cart Accessory

Full-length humidity tent for 16-tray Commercial Light Cart.

Lightweight Deep Trays – 5 Count Support Trays

Lightweight Deep Trays – 5 Count

The standard 1020 greenhouse flat without drainage slots.

Hand Seed Sower Seed Starting Supplies

Hand Seed Sower

Saves you time and seeds.

Johnny's 512 Mix – 20 Qt. Growing Media

Johnny's 512 Mix – 20 Qt.

72 Cell Plug Flats – 5 Count Cell Flats

72 Cell Plug Flats – 5 Count

Designed for fresh market growers. Square cells.

2" Clear Acrylic Domes – 5 Count Humidity Domes

2" Clear Acrylic Domes – 5 Count

Holds moisture and warmth for germination.

50 Cell Plug Flats – 5 Count Cell Flats

50 Cell Plug Flats – 5 Count

Designed for fresh market growers. Square cells.

4-Cell Handheld Soil Blocker Soil Blocking

4-Cell Handheld Soil Blocker

Create soil blocks for seeding and transplanting.

Johnny's Seedling Heat Mat – 9" x 19.5" Seedling Heat Mats

Johnny's Seedling Heat Mat – 9" x 19.5"

Improved germination for heat-loving crops.