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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246 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.

Johnny's 12-Cell Handheld Soil Blocker Soil Blocking

Johnny's 12-Cell Handheld Soil Blocker

Reduce your workload and improve your efficiency.

Smart Pot® Natural – 20 Gal. Grow Bags

Smart Pot® Natural – 20 Gal.

Fabric planters promote healthy roots.

Lightweight Deep Trays (with Holes) – 5 Count Support Trays

Lightweight Deep Trays (with Holes) – 5 Count

The standard 1020 greenhouse flat with drainage slots.

Precision Vacuum Seeder Vacuum

Precision Vacuum Seeder

Accurately seed a whole tray at once.

Top-Grafting Clips with Channel – 2.2 mm Grafting Supplies

Top-Grafting Clips with Channel – 2.2 mm

Protect and support newly grafted plant stems to aid in healing.

Johnny's 72-Cell Commercial Soil Blocker Soil Blocking

Johnny's 72-Cell Commercial Soil Blocker

The new standard in commercial-scale soil blocking.

Seedling Grower Starter Kit Seed Starter Kits

Seedling Grower Starter Kit

Grow your own seedlings at home.

Polypro 2.5" Insert Pots – Black, 32 Count Plastic Pots

Polypro 2.5" Insert Pots – Black, 32 Count

Resilient and reusable.

Terrafibre Hemp Grow Mats, 10" x 20" – 140 Count Microgreens Supplies

Terrafibre Hemp Grow Mats, 10" x 20" – 140 Count

Microgreens Accessory

Microgreens media made from a renewable resource.

Pro-Tray 38 Cell Flats – 5 Count Cell Flats

Pro-Tray 38 Cell Flats – 5 Count

For home and market gardeners. Round cells.

Lightweight Shallow Trays (with Holes) – 5 Count Support Trays

Lightweight Shallow Trays (with Holes) – 5 Count

Slots for uniform drainage.

1-Cell Handheld Soil Blocker Soil Blocking

1-Cell Handheld Soil Blocker

Create soil blocks for seeding and transplanting.

Smart Pot® – 5 Gal. Grow Bags

Smart Pot® – 5 Gal.

Fabric planters promote healthy roots.

6-Cell Tray Inserts – 6 Count Cell Flats

6-Cell Tray Inserts – 6 Count

Reusable inserts for 1020 trays.

Organilock Soil Food – 6 Lb. Growing Media

Organilock Soil Food – 6 Lb.

Trial-tested organic amendment.

20-Row Seed Flats – 5 Count Cell Flats

20-Row Seed Flats – 5 Count

Ideal for seed starting.

Top-Grafting Clips with Channel – 1.5 mm Grafting Supplies

Top-Grafting Clips with Channel – 1.5 mm

Protect and support newly grafted plant stems to aid in healing.