Brassica rapa chinensis

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Brassica rapa chinensis
You will be amazed by the variety of crops
Oriental gardeners have cultivated for centuries.
Its like discovering another galaxy of vegetable
crops in parallel with the mostly Occidental
crops with which U.S. gardeners are familiar.
-Elliot Coleman
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• Just a Brassica
• 4 petals, 4 sepal, 6 stamens, ovary consisting of
  fused carpals
• Most Asiatic greens are self-incompatible,
  readily cross with other B. rapa
• Wind and insect pollination, but often through
  contact with neighboring plants.
• Day length sensitivity (short night)

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Whaddya call that? Seed to Seed lists Asiatic
greens as Brassica rapa chinensis Chinese
mustard, celery mustard, pak choi B. r.
pekinsis Chinese cabbage, celery cabbage,
pe-tsai B. r. perviridis spinach mustards
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• Regional considerations
• Seasonal baby bok choy or seed?
• Pests flea beetle, root maggot
• Other considerations
• Are you down wind of a rapeseed field?
• Glucosinolates and the bioherd