Flower Library

This interactive spreadsheet displays a matrix of 70 specific varieties of CUT-FLOWER crops, their seed characteristics, and Jang JP roller gauge size by millimeters, indicating the best Jang rollers for the particular variety, the roller part numbers, and whether or not the roller when placed on the Jang JP Seeder provides for seed singulation, with a Notes/Comments field. Click on any Johnny's roller part # or specific flower variety part # in this chart to view or purchase. Save the file to your desktop to make your own edits and keep more detailed records of which flower seeding practices work best for you. (See separate sheet for Sunflower variety results.)

A spreadsheet displaying a matrix 48 varieties of sunflowers, indicating best Jang JP rollers for sowing, part numbers, and seeding notes on singulation.

Use our Fast-Growing Microgreen Flowers, Herbs & Vegetables Chart to compare and contrast Johnny's diverse, carefully trialed and selected line of microgreen varieties that grow to harvest stage within an average of 10–15 days from sowing. Chart includes type, part number, variety, description, flavor, packet sizes, and prices.

Use this spreadsheet calculator to determine the start and end dates for chilling and estimated bloom dates by tulip variety for forced tulip production.

Use our printable PDF comparison chart to review distinguishing features of our premium-quality Narcissus (daffodil) bulbs. Our line includes Early, Mid, Mid-to-Late, and Late Spring-blooming selections.

We've overwintered more than 25 cut-flower crops successfully in our multiyear, Zone 5a, unheated tunnel trials. Use this workbook to compare yield, rate of survival, and performance of specific varieties, mixes, and series. Set up as a spreadsheet for you to download, save to your system, sort and filter for your own planning and recordkeeping purposes.

Download our Overwinter Flower Trials Seeding Date Calculator to determine the best seeding date range in your area for over 25 cut-flower crops detailed in our overwinter trial results.

We compare 4 different orange ProCut® varieties, each providing a classic orange sunflower look with large, full blooms and strong, sturdy stems.

ProCut Horizon® is one of our favorite ProCut varieties. Early to mature, it has a classic, traditional sunflower look and is highly uniform in both bloom time and bloom size.

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

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

'Cannes Light Bronze III' is a Group 3 snapdragon that has performed really well for us in the late summer planting slot.