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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245 Products

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

Lightweight Shallow Trays (with Holes) – 5 Count

Slots for uniform drainage.

Big Bag Bed – Jr. Raised Beds & Planters

Big Bag Bed – Jr.

Instant raised beds for growing healthy plants.

Johnny's Commercial LED Light Cart – 16 Trays LED

Johnny's Commercial LED Light Cart – 16 Trays

Designed for commercial grower applications.

Polypro Endurance Deep Tray (No Holes), Black – 24 Count Support Trays

Polypro Endurance Deep Tray (No Holes), Black – 24 Count

Johnny's thickest wall trays.

Johnny's 50-Cell Commercial Soil Blocker Soil Blocking

Johnny's 50-Cell Commercial Soil Blocker

The new standard in commercial-scale soil blocking.

Paperpot Seedling Trays – 10 Count Transplanters

Paperpot Seedling Trays – 10 Count

Paperpot Transplanter Accessory

Tray sized specifically for Paper Chain Pots.

Link Cord – 24" Grow Lights and Carts

Link Cord – 24"

LED or T5HO Strip Light Accessory

Add on to your strip lights for more growing space.

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

Polypro 2.5" Insert Pots – Red, 32 Count

Resilient and reusable.

Polypro Mesh Deep Tray, Black – 4 Count Support Trays

Polypro Mesh Deep Tray, Black – 4 Count

Durable trays for support and drainage.

NanoDome – Single Grow Lights and Carts

NanoDome – Single

LED or T5HO Strip Light Accessory

Humidity dome with groove for resting a grow light.

Pro-Tray 72 Cell Flats – 5 Count Cell Flats

Pro-Tray 72 Cell Flats – 5 Count

For home and market gardeners. Round cells.

Fort Light Potting Mix – 45 Qt Growing Media

Fort Light Potting Mix – 45 Qt

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

6-Cell Tray Inserts – 6 Count Cell Flats

6-Cell Tray Inserts – 6 Count

Reusable inserts for 1020 trays.

Vibro Hand Seeder Seed Starting Supplies

Vibro Hand Seeder

Fast, accurate, individual dispensing of even the smallest seeds.

Jumbo Square Plastic Pots – 200 Count Plastic Pots

Jumbo Square Plastic Pots – 200 Count

For very large seedlings such as squash and pumpkins.

Replacement Blades Seed Starting Supplies

Replacement Blades

Grafting Knife Accessory

For the 7172 Miter-Cut Grafting Knife.

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.

Miter-Cut Grafting Knife Seed Starting Supplies

Miter-Cut Grafting Knife

Improves speed, accuracy, and repeatability for top grafting.