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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Maxi Square Plastic Pots – 18 Count Plastic Pots

Maxi Square Plastic Pots – 18 Count

For larger seedlings like peppers and tomatoes.

Jumbo Square Plastic Pots – 8 Count Plastic Pots

Jumbo Square Plastic Pots – 8 Count

For very large seedlings such as squash and pumpkins.

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

Polypro 2.5" Insert Pots – Red, 32 Count

Resilient and reusable.

Polypro 5x5 Insert Pots – Black, 24 Count Plastic Pots

Polypro 5x5 Insert Pots – Black, 24 Count

Resilient and reusable.

Polypro Endurance Deep Tray (No Holes), Blue – 24 Count Support Trays

Polypro Endurance Deep Tray (No Holes), Blue – 24 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.

Seedling Grower Starter Kit Seed Starter Kits

Seedling Grower Starter Kit

Grow your own seedlings at home.

Johnny's Handheld Soil Blocker Set Soil Blocking

Johnny's Handheld Soil Blocker Set

Sold together for 50-cell and 72-cell 1020 tray formats.

Polypro 2.5" Insert Pots – Black, 8 Count Plastic Pots

Polypro 2.5" Insert Pots – Black, 8 Count

Resilient and reusable.

Polypro Mesh Deep Tray, Black – 4 Count Support Trays

Polypro Mesh Deep Tray, Black – 4 Count

Durable trays for support and drainage.

Lightweight Deep Trays – 100 Count Support Trays

Lightweight Deep Trays – 100 Count

The standard 1020 greenhouse flat without drainage slots.

Lightweight Shallow Trays – 36 Count Support Trays

Lightweight Shallow Trays – 36 Count

A great multi-use tray for any operation.

Precision Vacuum Seeder Vacuum

Precision Vacuum Seeder

Accurately seed a whole tray at once.

Strip Light Stand Grow Lights and Carts

Strip Light Stand

LED or T5HO Strip Light Accessory

Create the perfect tabletop growing environment.

Mini Wand Seeder Seed Starting Supplies

Mini Wand Seeder

Best seeder for handling extremely small seeds.

Mini Square Plastic Pots – 540 Count Plastic Pots

Mini Square Plastic Pots – 540 Count

For big stocky transplants.

Johnny's Commercial Heat Mat – Master Seedling Heat Mats

Johnny's Commercial Heat Mat – Master

Improved germination for heat-loving crops.

Vibro Hand Seeder Seed Starting Supplies

Vibro Hand Seeder

Fast, accurate, individual dispensing of even the smallest seeds.

1-Cell Handheld Soil Blocker Soil Blocking

1-Cell Handheld Soil Blocker

Create soil blocks for seeding and transplanting.

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

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

Johnny's thickest wall trays.

Smart Pot® Natural – 30 Gal. Grow Bags

Smart Pot® Natural – 30 Gal.

Fabric planters promote healthy roots.

Pro-Tray 24 Cell Flats – 5 Count Cell Flats

Pro-Tray 24 Cell Flats – 5 Count

For home and market gardeners. Round cells.

20 Cell Fertil Pots Strip – 10 Count Biodegradable Pots

20 Cell Fertil Pots Strip – 10 Count

100% organic, OMRI Listed® biodegradable pots.

Mini Square Plastic Pots – 18 Count Plastic Pots

Mini Square Plastic Pots – 18 Count

For big, stocky transplants.

Maxi Square Plastic Pots – 540 Count Plastic Pots

Maxi Square Plastic Pots – 540 Count

For larger seedlings like peppers and tomatoes.

35-Cell Stand-up Soil Blocker Soil Blocking

35-Cell Stand-up Soil Blocker

Create soil blocks for seeding and transplanting.

Miter-Cut Grafting Knife Seed Starting Supplies

Miter-Cut Grafting Knife

Improves speed, accuracy, and repeatability for top grafting.

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

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

Johnny's thickest wall trays.

Polypro Endurance Deep Tray (No Holes), Red – 24 Count Support Trays

Polypro Endurance Deep Tray (No Holes), Red – 24 Count

Johnny's thickest wall trays.

Pro-Tray 72 Cell Flats – 5 Count Cell Flats

Pro-Tray 72 Cell Flats – 5 Count

For home and market gardeners. Round cells.

Top-Grafting Starter Kit Seed Starting Supplies

Top-Grafting Starter Kit

Save money growing your own quality grafted seedlings.

Polypro Shallow Tray (With Holes), Black – 24 Count Support Trays

Polypro Shallow Tray (With Holes), Black – 24 Count

Solid shallow trays with holes (for drainage).

2 1/3" Round Fertil Pots – 160 Count Biodegradable Pots

2 1/3" Round Fertil Pots – 160 Count

100% organic, OMRI Listed® biodegradable pots.

18 Cell Fertil Pots Strip – 10 Count Biodegradable Pots

18 Cell Fertil Pots Strip – 10 Count

100% organic, OMRI Listed® biodegradable pots.

4" Round Fertil Pots – 810 Count Biodegradable Pots

4" Round Fertil Pots – 810 Count

100% organic, OMRI Listed® biodegradable pots.

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

Polypro 2.5" Insert Pots – Blue, 32 Count

Resilient and reusable.