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

SureRoots® 50-Cell Deep Plug Flats – 5 Count

Promotes deeper root development.

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

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

Johnny's thickest wall trays.

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.

5-Cell Handheld Soil Blocker Soil Blocking

5-Cell Handheld Soil Blocker

Create soil blocks for seeding and transplanting.

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.

Fort Vee All-Purpose Potting Mix – 45 Qt Growing Media

Fort Vee All-Purpose Potting Mix – 45 Qt

A popular mix for the professional grower.

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.

Johnny's Commercial LED Light Cart – 16 Trays LED

Johnny's Commercial LED Light Cart – 16 Trays

Designed for commercial grower applications.

LED Propagation Rack Kit Grow Lights and Carts

LED Propagation Rack Kit

An energy-efficient solution for growing plants indoors.

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.

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

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

Solid trays without holes (for bottom watering and support).

5x5 Inserts – 5 Count Microgreens Supplies

5x5 Inserts – 5 Count

Microgreens Accessory

Ideal for small microgreen plantings.

Polypro 5x5 Insert Pots – Red, 8 Count Plastic Pots

Polypro 5x5 Insert Pots – Red, 8 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.

Organilock Soil Food – 6 Lb. Growing Media

Organilock Soil Food – 6 Lb.

Trial-tested organic amendment.

Johnny's 512 Mix – 60 Qt. Growing Media

Johnny's 512 Mix – 60 Qt.

Fort Light Potting Mix – 20 Qt Growing Media

Fort Light Potting Mix – 20 Qt

A nutrient-rich organic mix for starting vegetables and annuals from seed.

Heavyweight Mesh Tray – 5 Count Support Trays

Heavyweight Mesh Tray – 5 Count

Heavy duty support for other seedling containers.