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Mibuna mustard is a Japanese green that brings gentle heat and elegant texture to the garden in just 40-49 days. Unlike its frillier cousin mizuna, mibuna presents smooth, pointed leaves that catch the light beautifully while delivering a mild mustard flavor that's far more approachable than traditional mustard greens. This open-pollinated Brassica rapa variety thrives in full sun and offers gardeners a quick-turning crop that bridges the gap between delicate salad greens and more assertive brassicas.
Full Sun
Moderate
3-10
?in H x ?in W
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Moderate
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The defining character of mibuna lies in its refined leaf structure: smooth and tapered rather than the sharp, feathery serrations of mizuna. Though genetically similar to its more tenacious cousin, mibuna carves out its own niche with a milder mustard flavor that doesn't overwhelm, making it far more welcoming to those hesitant about brassicas. For gardeners seeking speed without sacrifice, 40-49 days to a full crop of harvestable greens ranks mibuna among the quickest-turning Japanese vegetables available.
Mibuna works beautifully in raw preparations where its mild mustard bite can shine without overwhelming other ingredients. The smooth, pointed leaves make elegant additions to salads and offer a delicate texture that contrasts well with softer greens. Its gentle heat also makes it suited to quick cooking methods like stir-frying or wilting into soups, where the leaves retain their structure.
No timeline data available yet for this variety.
Sow mibuna seeds directly into the garden bed in early spring or late summer for fall harvest. Plant seeds 1/4 inch deep in rows spaced 6-12 inches apart, pressing soil gently over the seed to ensure good contact.
Begin harvesting mibuna at 40-49 days when the plant reaches usable size, though you need not wait until full maturity to begin picking. Cut outer leaves first, working toward the center, which encourages continued growth and extends your harvest window. Young, tender leaves offer the mildest flavor; older, more mature leaves develop a stronger mustard character. For maximum tenderness, harvest in the cool morning hours.
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