Seed-Starting & Transplanting

Use this comparison chart to learn about and choose flats, trays, domes, and pots compatible with your seed-starting and cultural needs, in a range of sizes and materials, Clear Acrylic Domes; Propagation Domes; 20-Row Seed Flats; Pro-Tray Cell Flats; Plug Flats; Jumbo Plug Flats (Six 6-packs); Pots; Mini Square Plastic Pots; Shallow Black Germination Trays; Shallow White Leakproof Trays; Solid Mesh Trays; Fertil Pots; and plastic pots.

This article describes the basic steps of seed-starting in hydroponic systems and introduces some of the primary environmental variables that affect plant health and productivity in hydroponic systems.

This chart indicates which Paperpot Drop Seeder or Skip Plate to use for seeding a Paperpot tray with specific vegetable, herb, and flower crops, plus part number, number of holes, hole diameter, in-row spacing, and recommended crops.

This chart indicates which Paper Chain Pots to use for production of vegetable, herb, and flower crops, listing part number, in-row spacing, number of cells per tray, approximate length, and quantity in each unit.

Watch the full video of our webinar, including Q&A, on Flower Seed Starting Fundamentals.

A learning resource page for our webinar, "Flower Seed Starting Fundamentals"

Watch the full video of our webinar, Bloom to Boom: Flower Farm Profitability, including Q&A session.

Watch an instructional video of the Johnny's 72-cell Soil Blocker in use.

Watch how easy it is to efficiently make uniform 1020 trays of soil blocks. Each compression of our exclusive 12-Cell Handheld Soil Blocker produces two rows of six neatly compressed soil blocks.

Watch a video of the Johnny's 72-cell Soil Blocker in use.

Compare features for our line of durable, reusable Smart Pots, with part numbers, growing medium capacity in cubic meters and gallons, diameter, heights, and suitable crops to grow in each size.

Soil-blocking is an ingenious seed-starting method that allows the grower to produce vigorous seedlings with roots that quickly reestablish growth upon transplanting. Soil-blocking further eliminates the expense, waste, and storage issues associated with plastic pots. Read Eliot Coleman's account of how he came to develop and perfect this system for the small commercial grower.