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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247 Products

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Sale

200 Cell Plug Flats – 5 Count Cell Flats

200 Cell Plug Flats – 5 Count

Designed for fresh market growers. Square cells.

Sale

6-Cell Tray Inserts – 24 Count Cell Flats

6-Cell Tray Inserts – 24 Count

Reusable inserts for 1020 trays.

Sale

Mini Wand Seeder Seed Starting Supplies

Mini Wand Seeder

Best seeder for handling extremely small seeds.

Sale

Link Cord – 14" Grow Lights and Carts

Link Cord – 14"

LED or T5HO Strip Light Accessory

Add on to your strip lights for more growing space.

Sale

LED Strip Light Kit – 48" Grow Lights and Carts

LED Strip Light Kit – 48"

Energy efficient LED lighting for growing quality plants.

Sale

LED Mini Greenhouse Kit LED

LED Mini Greenhouse Kit

Great way to grow your own seedling starts.

Sale

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).

Sale

Hanging Clips Grow Lights and Carts

Hanging Clips

LED or T5HO Strip Light Accessory

Ideal for suspending SunBlaster lighting above your growing area.

Sale

Johnny's 10-Cell Handheld Soil Blocker Soil Blocking

Johnny's 10-Cell Handheld Soil Blocker

Reduce your workload and improve your efficiency.

Sale

Hang It Adjustable Hanger Grow Lights and Carts

Hang It Adjustable Hanger

LED or T5HO Strip Light Accessory

Quickly adjust the height of lighting as plants grow.

Sale

Bioset Germinator Seed Starting Supplies

Bioset Germinator

Grow fresh sprouts for salads right in your kitchen.

Sale

Lightweight Deep Trays (with Holes) – 100 Count Support Trays

Lightweight Deep Trays (with Holes) – 100 Count

The standard 1020 greenhouse flat with drainage slots.

Sale

Miter-Cut Grafting Knife Seed Starting Supplies

Miter-Cut Grafting Knife

Improves speed, accuracy, and repeatability for top grafting.

Sale

Polypro Mesh Shallow Tray, Black – 4 Count Support Trays

Polypro Mesh Shallow Tray, Black – 4 Count

Durable trays for support and drainage.

Sale

Basic Microgreens Seed Starter Kit Microgreens Supplies

Basic Microgreens Seed Starter Kit

Grow microgreens indoors year-round.

Sale

LED Strip Light Kit – 24" Grow Lights and Carts

LED Strip Light Kit – 24"

Energy efficient LED lighting for growing quality plants.

Sale

Soil Block Propagation Trays – 50 Count Trays, Domes, and Flats

Soil Block Propagation Trays – 50 Count

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

Sale

NanoDome – 5 Count Grow Lights and Carts

NanoDome – 5 Count

LED or T5HO Strip Light Accessory

Humidity dome with groove for resting a grow light.