We explain the difference between short, intermediate, and long day onions. Use our map to check your latitude and choose the best onion type for your location.
Follow the instructions in this Tech Sheet for successful production of 'Forum' onions from sets. Fill the gap between last year's storage onions and this year's seed-grown onions, producing a useable crop as early as the first weeks of July.
Follow the instructions in this Tech Sheet for growing live onion (Allium cepa) and/or leek (Allium porrum) plants. Remove your plants from their box and plant as soon as possible. The plants may appear dry, but this is normal, as they are dormant. If you cannot plant immediately, store in a cool, dry place....
Guidelines, specifics, and variety recommendations on best storage practices — temperature, humidity, and optimal shelf life — for enjoyment of classic storage crops such as roots and tubers like rutabagas, beets, turnip, cabbage, winter squash, potatoes, sweet potatoes, and leeks, well into the winter months.
A crop-by-crop guide to the best types and varieties of vegetables for winter growing success, ranked by level of difficulty in winter production, from the research team at Johnny's Selected Seeds.
Here are the steps that we used to overwinter onions from seed on our research farm. We include variety recommendations and potential diseases and problems.