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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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.

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

Lightweight Deep Trays (with Holes) – 5 Count

The standard 1020 greenhouse flat with drainage slots.

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

3 1/8" Round Fertil Pots – 90 Count

100% organic, OMRI Listed® biodegradable pots.

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

Polypro 5x5 Insert Pots – Red, 8 Count

Resilient and reusable.

5x5 Inserts – 5 Count Microgreens Supplies

5x5 Inserts – 5 Count

Microgreens Accessory

Ideal for small microgreen plantings.

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.

LED Propagation Rack Kit Grow Lights and Carts

LED Propagation Rack Kit

An energy-efficient solution for growing plants indoors.

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).

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.

Top-Grafting Clips with Channel – 2.8 mm Grafting Supplies

Top-Grafting Clips with Channel – 2.8 mm

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

Widger Seed Starting Supplies

Widger

A great multipurpose tool for seed starting.

7" Clear Propagation Domes – 5 Count Humidity Domes

7" Clear Propagation Domes – 5 Count

Create the perfect healing chamber for grafted tomatoes.

5-Cell Handheld Soil Blocker Soil Blocking

5-Cell Handheld Soil Blocker

Create soil blocks for seeding and transplanting.

Basic Microgreens Seed Starter Kit Microgreens Supplies

Basic Microgreens Seed Starter Kit

Grow microgreens indoors year-round.

Bioset Germinator Seed Starting Supplies

Bioset Germinator

Grow fresh sprouts for salads right in your kitchen.

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

Polypro 2.5" Insert Pots – Black, 32 Count

Resilient and reusable.

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.

Johnny's Commercial LED Light Cart – 16 Trays LED

Johnny's Commercial LED Light Cart – 16 Trays

Designed for commercial grower applications.