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

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

Reinforced trays with "bumpers" for soil block alignment.

Polypro Shallow Tray (With Holes), Red – 4 Count Support Trays

Polypro Shallow Tray (With Holes), Red – 4 Count

Solid shallow trays with holes (for drainage).

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 – 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.

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.

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

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

Microgreens Accessory

Microgreens media made from a renewable resource.

Bioset Germinator Seed Starting Supplies

Bioset Germinator

Grow fresh sprouts for salads right in your kitchen.

Johnny's Commercial LED Light Cart – 16 Trays LED

Johnny's Commercial LED Light Cart – 16 Trays

Designed for commercial grower applications.

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.

Polypro Mesh Deep Tray, Black – 24 Count Support Trays

Polypro Mesh Deep Tray, Black – 24 Count

Durable trays for support and drainage.

50 Cell Plug Flats – 5 Count Cell Flats

50 Cell Plug Flats – 5 Count

Designed for fresh market growers. Square cells.

5x5 Inserts – 5 Count Microgreens Supplies

5x5 Inserts – 5 Count

Microgreens Accessory

Ideal for small microgreen plantings.

Air Pruning Starter Kit Seed Starter Kits

Air Pruning Starter Kit

Promote healthy root growth with one convenient kit.

Johnny's 12-Cell Handheld Soil Blocker Soil Blocking

Johnny's 12-Cell Handheld Soil Blocker

Reduce your workload and improve your efficiency.

Widger Seed Starting Supplies

Widger

A great multipurpose tool for seed starting.

Johnny's 512 Mix – 60 Qt. Growing Media

Johnny's 512 Mix – 60 Qt.

Smart Pot® – 15 Gal. Grow Bags

Smart Pot® – 15 Gal.

Fabric planters promote healthy roots.