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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252 Products

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Polypro Endurance Deep Tray (No Holes), Blue – 4 Count Support Trays

Polypro Endurance Deep Tray (No Holes), Blue – 4 Count

Johnny's thickest wall trays.

128 Cell Plug Flats – 5 Count Cell Flats

128 Cell Plug Flats – 5 Count

Designed for fresh market growers. Square cells.

Bioset Germinator Seed Starting Supplies

Bioset Germinator

Grow fresh sprouts for salads right in your kitchen.

Heavyweight Mesh Tray – 5 Count Support Trays

Heavyweight Mesh Tray – 5 Count

Heavy duty support for other seedling containers.

Terrafibre Hemp Grow Mats, 5" x 5" – 40 Count Microgreens Supplies

Terrafibre Hemp Grow Mats, 5" x 5" – 40 Count

Microgreens Accessory

Microgreens media made from a renewable resource.

Medium Weight Mesh Tray – 5 Count Support Trays

Medium Weight Mesh Tray – 5 Count

Reinforced support for other seedling containers.

Polypro Mesh Shallow Tray, Black – 4 Count Support Trays

Polypro Mesh Shallow Tray, Black – 4 Count

Durable trays for support and drainage.

Pro-Tray 38 Cell Flats – 5 Count Cell Flats

Pro-Tray 38 Cell Flats – 5 Count

For home and market gardeners. Round cells.

Terrafibre Hemp Grow Mats, 10" x 20" – 10 Count Microgreens Supplies

Terrafibre Hemp Grow Mats, 10" x 20" – 10 Count

Microgreens Accessory

Microgreens media made from a renewable resource.

5-Cell Handheld Soil Blocker Soil Blocking

5-Cell Handheld Soil Blocker

Create soil blocks for seeding and transplanting.

7" Clear Propagation Domes – 5 Count Humidity Domes

7" Clear Propagation Domes – 5 Count

Create the perfect healing chamber for grafted tomatoes.

12 Cell Fertil Pots Strip – 8 Count Biodegradable Pots

12 Cell Fertil Pots Strip – 8 Count

100% organic, OMRI Listed® biodegradable pots.

Johnny's 512 Mix – 60 Qt. Growing Media

Johnny's 512 Mix – 60 Qt.

5x5 Inserts – 5 Count Microgreens Supplies

5x5 Inserts – 5 Count

Microgreens Accessory

Ideal for small microgreen plantings.

4" Round Fertil Pots – 50 Count Biodegradable Pots

4" Round Fertil Pots – 50 Count

100% organic, OMRI Listed® biodegradable pots.

Maxi Square Plastic Pots – 18 Count Plastic Pots

Maxi Square Plastic Pots – 18 Count

For larger seedlings like peppers and tomatoes.

Mini Square Plastic Pots – 18 Count Plastic Pots

Mini Square Plastic Pots – 18 Count

For big, stocky transplants.

Smart Pot® – 7 Gal. Grow Bags

Smart Pot® – 7 Gal.

Fabric planters promote healthy roots.