Brassica rapa narinosa
Brassica rapa narinosa
Safety & Hazards
The oil contained in the seed of some varieties of this species can be rich in erucic acid which is toxic. However, modern cultivars have been selected which are almost free of erucic acid.
Cultivation Details
Tatsoi has been developed in cultivation in the warm temperate zone of China. It can be grown as an annual from the temperate zone to the tropics and can also be grown in the cold season in the temperate zone, where it can tolerate temperatures down to around -10°c and can even be harvested from under the snow. Succeeds in full sun in a well-drained fertile preferably alkaline soil[1]. Prefers a pH of 5.5 - 7[1]. Tolerates a pH in the range 4.3 to 7.5. Prefers a cool moist reasonably fertile soil[2]. There are some named varieties.
Propagation
Seed - sow in situ in the spring and early summer. Cite as: Temperate Plants Database, Ken Fern. temperate.theferns.info. 2026-02-20. <temperate.theferns.info/plant/Brassica+rapa+narinosa>
Pollinators
Bees, Self
References
- [1]The New RHS Dictionary of Gardening. 1992. — Huxley. A. · MacMillan Press · 1992 · ISBN 0-333-47494-5 ↩︎Excellent and very comprehensive, though it contains a number of silly mistakes. Readable yet also very detailed.
- [2]Salads all the Year Round. — Larkcom. J. · Hamlyn · 1980 ↩︎A good and comprehensive guide to temperate salad plants, with full organic details of cultivation.