Brassica oleracea var. costata — Tronchuda Portuguese Kale is a traditional leafy brassica with broad tender leaves and thick white ribs, excellent for soups, stews, and cool-season gardens.
This guide covers growing conditions, seed-starting basics, garden uses, and ordering information for Seedman customers.
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Tronchuda Portuguese Kale is a traditional leafy brassica with broad tender leaves and thick white ribs, excellent for soups, stews, and cool-season gardens. It is a useful addition for gardeners looking for distinctive seed-grown plants with ornamental, edible, ecological, houseplant, or collection value.
Direct sow or start transplants in cool weather. Provide fertile soil and harvest outer leaves as needed.
Seed germination can vary by freshness, storage, temperature, and growing conditions. Use clean containers and a well-drained seed-starting medium.
Tronchuda Portuguese Kale can be used where its mature size, sunlight needs, and moisture preferences are matched to the site. For best performance, provide full sun to partial shade and regular moisture; fertile well-drained soil.
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View Seedman Product PageIt is grown for nutritious leafy greens in cool-season vegetable gardens.
Kale grows best in cool spring or fall weather.
Yes. Many kale varieties tolerate light frost and may taste sweeter after cool weather.
Pick outer leaves while allowing the center to keep growing.