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Article
Classic Storage Crops | Post-Harvest Handling & Storage Guidelines
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. Read More
Document
Onions & Leek Production from Transplants | Tech Sheet (PDF)
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.... Read More
Comparison Chart
Leek Varieties | Planting/Harvesting Program / Comparison Chart (PDF)
Full-color, downloadable/printable (PDF) version of our Leek Planting/Harvesting Program. Read More
Key Growing Information
Leeks | Key Growing Information
Written by our research team, this reference contains Key Growing Information for leeks. Read more for a successful harvest! Read More
Article
Johnny's Planting & Harvesting Programs
Learn about succession planting and harvesting programs, which varieties to plant and harvest and when, based on days to maturity and seasonal planting and harvesting slots. Planting programs help you ensure highest quality and yield across the widest possible window to your markets. Read More
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Manual Leek Planter | Instruction Sheet (PDF)
Follow the instructions in this Tech Sheet when using the Manual Leek Planter for production of leeks with long, blanched shanks. Hilling of the crop becomes less necessary with this technique and the crop can be spaced more intensively, in 3 rows over 30"-wide (75cm) beds. Read More
Comparison Chart
Leek Varieties | Planting/Harvesting Program Comparison Chart | Johnny's Selected Seeds
Learn when to harvest leeks for maximal quality and yield by choosing the best leek varieties for each seasonal harvest slot, from summer through fall and winter. Read More
Article
Winter Growing | Recommended Crops & Varieties
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. Read More
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