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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244 Products

Sale

36 Cell Fertil Pots Strip – 144 Count Seed Starting Supplies

36 Cell Fertil Pots Strip – 144 Count

100% organic, OMRI Listed® biodegradable pots.

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

Pro-Tray 38 Cell Flats – 100 Count Cell Flats

Pro-Tray 38 Cell Flats – 100 Count

For home and market gardeners. Round cells.

Sale

7" Clear Propagation Domes – 25 Count Humidity Domes

7" Clear Propagation Domes – 25 Count

Create the perfect healing chamber for grafted tomatoes.

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SureRoots 50-Cell Deep Plug Flats – 25 Count Cell Flats

SureRoots 50-Cell Deep Plug Flats – 25 Count

Promotes deeper root development.

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2 1/3" Round Fertil Pots – 3,000 Count Biodegradable Pots

2 1/3" Round Fertil Pots – 3,000 Count

100% organic, OMRI Listed® biodegradable pots.

Sale

20-Cell Stand-up Soil Blocker Soil Blocking

20-Cell Stand-up Soil Blocker

Create soil blocks for seeding and transplanting.

Sale

12-Cell Stand-up Soil Blocker Soil Blocking

12-Cell Stand-up Soil Blocker

Create soil blocks for seeding and transplanting.

Sale

Mini Wand Seeder with Air Valve and Hose Seed Starting Supplies

Mini Wand Seeder with Air Valve and Hose

One of the best seeders for handling extremely small seeds.

Sale

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

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

Solid shallow trays with holes (for drainage).

Sale

Wall Flower Hanging Planter – Saddle Bag Grow Bags

Wall Flower Hanging Planter – Saddle Bag

Ideal for growers with limited space.

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20-Row Seed Flats – 50 Count Cell Flats

20-Row Seed Flats – 50 Count

Ideal for seed starting.

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Jumbo Square Plastic Pots – 200 Count Plastic Pots

Jumbo Square Plastic Pots – 200 Count

For very large seedlings such as squash and pumpkins.

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Polypro Shallow Tray (With Holes), Multi – 6 Count Support Trays

Polypro Shallow Tray (With Holes), Multi – 6 Count

Solid shallow trays with holes (for drainage).

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Polypro 5x5 Insert Pots – Red, 24 Count Plastic Pots

Polypro 5x5 Insert Pots – Red, 24 Count

Resilient and reusable.

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Polypro Mesh Deep Tray, Black – 24 Count Support Trays

Polypro Mesh Deep Tray, Black – 24 Count

Durable trays for support and drainage.

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Precision Vacuum Seeder Vacuum

Precision Vacuum Seeder

Accurately seed a whole tray at once.

Sale

6-Cell Stand-up Soil Blocker Soil Blocking

6-Cell Stand-up Soil Blocker

Create soil blocks for seeding and transplanting.

Sale

Mini Square Plastic Pots – 540 Count Plastic Pots

Mini Square Plastic Pots – 540 Count

For big stocky transplants.

Sale

35-Cell Stand-up Soil Blocker Soil Blocking

35-Cell Stand-up Soil Blocker

Create soil blocks for seeding and transplanting.

Sale

Top-Grafting Starter Kit Seed Starting Supplies

Top-Grafting Starter Kit

Save money growing your own quality grafted seedlings.

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SunBlaster Growlight Garden Seed Starter Kits

SunBlaster Growlight Garden

Complete kit for growing a garden in your home.

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

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

Johnny's thickest wall trays.

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50 Cell Plug Flats – 100 Count Cell Flats

50 Cell Plug Flats – 100 Count

Designed for fresh market growers. Square cells.

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5x5 Inserts – 100 Count Microgreens Supplies

5x5 Inserts – 100 Count

Microgreens Accessory

Ideal for small microgreen plantings.

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Lighthouse Grow Tent – 3' x 3' Grow Tents

Lighthouse Grow Tent – 3' x 3'

A perfectly controlled growing environment.

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SunBlaster LED Propagation Rack Kit Grow Lights and Carts

SunBlaster LED Propagation Rack Kit

An energy-efficient solution for growing plants indoors.

Out Of Stock

Sale

Johnny's 512 Mix – 2-Yard Bulk (bagged) Growing Media

Johnny's 512 Mix – 2-Yard Bulk (bagged)

Sale

Pro-Tray 24 Cell Flats – 100 Count Cell Flats

Pro-Tray 24 Cell Flats – 100 Count

For home and market gardeners. Round cells.

Sale

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

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

Solid shallow trays with holes (for drainage).

Sale

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).

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

Johnny's 12-Cell Handheld Soil Blocker Soil Blocking

Johnny's 12-Cell Handheld Soil Blocker

Reduce your workload and improve your efficiency.

Sale

Organilock Soil Food – 6 Lb. Growing Media

Organilock Soil Food – 6 Lb.

Trial-tested organic amendment.

Sale

Johnny's Commercial LED Light Cart – 16 Trays LED

Johnny's Commercial LED Light Cart – 16 Trays

Designed for commercial grower applications.

Sale

Johnny's Commercial LED Light Cart – 9 Trays LED

Johnny's Commercial LED Light Cart – 9 Trays

Designed for commercial grower applications.