Couve tronchuda
Couve tronchuda (Brassica oleracea var. costata) is a plant. It grows best in full sun and has moderate water needs.
About Couve tronchuda
Couve tronchuda is a biennial plant that grows 1.5 m tall. It is self-fertile, so you only need one.
The flowers attract pollinators.
How to plant couve tronchuda
Couve tronchuda does best in full sun, but also copes with part shade. It grows in sandy soil, loam and clay, as long as the soil is well drained. It does best at a pH of 6–7. In a forest garden it belongs in the herb layer.
Plant plants 45 cm apart, at least 30 cm. It struggles in compacted soil, so keep the soil loose.
A year with Couve tronchuda
Spring. It has yellow flowers in April–June. Sow seed in April and May. Plant out in April. Protect it from insects in May–September.
Summer. Water during dry spells in June–September.
Winter. Harvest falls in December–February. The leaves can be eaten. Recorded from the source text, not a safety check. Confirm with a trusted guide before eating anything.
Pests and diseases
Couve tronchuda can be attacked by cabbage worms, aphids, flea beetles, cabbage loopers and harlequin bugs. Diseases include downy mildew.
Companions and wildlife
The family
Couve tronchuda is a variety of Wild cabbage, in the genus Brassica. Open a species to see what lies under it.
Sources
Added to the wiki 12 October 2026
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