Seed Starting Supplies | Johnny's Selected Seeds

Skip to main content Skip to footer content

0

View Cart

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.

Satisfaction Guarantee

251 Products

Sort By:

Widger Seed Starting Supplies

Widger

A great multipurpose tool for seed starting.

3 1/8" Round Fertil Pots – 90 Count Biodegradable Pots

3 1/8" Round Fertil Pots – 90 Count

100% organic, OMRI Listed® biodegradable pots.

Soil Block Propagation Trays – 5 Count Trays, Domes, and Flats

Soil Block Propagation Trays – 5 Count

These wide-mesh bottom trays are ideal for soil block propagation.

Smart Pot® Natural – 15 Gal. Grow Bags

Smart Pot® Natural – 15 Gal.

Fabric planters promote healthy roots.

7" Clear Propagation Domes – 5 Count Humidity Domes

7" Clear Propagation Domes – 5 Count

Create the perfect healing chamber for grafted tomatoes.

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.

4-Cell Handheld Soil Blocker Soil Blocking

4-Cell Handheld Soil Blocker

Create soil blocks for seeding and transplanting.

20-Cell Handheld Soil Blocker Soil Blocking

20-Cell Handheld Soil Blocker

Create soil blocks for seeding and transplanting.

2" Clear Acrylic Domes – 5 Count Humidity Domes

2" Clear Acrylic Domes – 5 Count

Holds moisture and warmth for germination.

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.

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.

SureRoots® 50-Cell Deep Plug Flats – 5 Count Cell Flats

SureRoots® 50-Cell Deep Plug Flats – 5 Count

Promotes deeper root development.

Johnny's 512 Mix – 60 Qt. Growing Media

Johnny's 512 Mix – 60 Qt.

128 Cell Plug Flats – 5 Count Cell Flats

128 Cell Plug Flats – 5 Count

Designed for fresh market growers. Square cells.

Medium Weight Mesh Tray – 5 Count Support Trays

Medium Weight Mesh Tray – 5 Count

Reinforced support for other seedling containers.

Smart Pot® Natural – 20 Gal. Grow Bags

Smart Pot® Natural – 20 Gal.

Fabric planters promote healthy roots.

Fort Vee All-Purpose Potting Mix – 20 Qt Growing Media

Fort Vee All-Purpose Potting Mix – 20 Qt

A popular mix for the professional grower.

Skimming Trowel Soil Blocking

Skimming Trowel

Soil Blocker Accessory

Easily level soil in Soil Blocker grids.