Rainbow Tatsoi is a cold-hardy Asian green born from a fortunate mistake in a Montreal farm that turned into deliberate artistry. This deep green tatsoi is splashed with vibrant purple, red, and pink throughout its stems and foliage, creating a striking presence in the garden and on the plate. Ready to harvest in just 45 days, it grows to a compact 8-12 inches tall and wide, thriving in full sun with moderate water. Its frost tolerance makes it a season-extending crop for spring and fall gardens, while its unique coloring sets it apart from standard green tatsoi varieties.
Full Sun
Moderate
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12in H x 12in W
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Moderate
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Rainbow Tatsoi's stunning palette of deep green leaves veined with purple, red, and pink makes it as visually arresting as it is edible. The variety emerged from an accidental cross that a Quebec farmer recognized as exceptional, then deliberately selected for these vibrant color traits. At just 45 days to maturity and a compact 8-12 inches tall, it fits easily into small spaces while its frost tolerance extends your growing season on both ends of the year.
Rainbow Tatsoi is used as a fresh Asian green in salads, stir-fries, and cooked dishes where both its mild flavor and visual drama shine. The colorful stems and leaves hold their vibrant hues even when lightly cooked, making it excellent for sautés, soups, and grain bowls where presentation matters as much as taste. Its tender texture works beautifully raw in salads or wilted into warm preparations.
No timeline data available yet for this variety.
Direct sow Rainbow Tatsoi seeds outdoors in spring as soon as soil is workable, or in late summer for fall harvest. Sow at the depth specified on your seed packet (typically 1/4 inch) and keep soil consistently moist until seedlings emerge. Thin seedlings to 6 inches apart once they develop their first true leaves.
Harvest Rainbow Tatsoi in about 45 days when the plant reaches its mature size of 8-12 inches tall. You can harvest individual outer leaves as needed once the plant is established, or cut the entire head at soil level. The colorful stems are most vibrant and tender at this stage. For maximum color intensity and tenderness, harvest in cool weather rather than heat.
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“Rainbow Tatsoi has a wonderfully human origin story rooted in serendipity and observation. Dan Brisebois, a farmer at the Tourne-Sol Cooperative Farm just outside Montreal, discovered that a mislabeled seed packet had created an accidental cross-pollination among his tatsoi plants. Rather than discard the off-types, he noticed something beautiful emerging: plants with striking pink stems and purple foliage mixed among the standard greens. Recognizing the potential, Brisebois set about deliberately selecting for these colorful traits year after year, stabilizing the variety until Rainbow Tatsoi became the jewel-toned cultivar gardeners grow today. What began as a labeling error transformed into a deliberate act of seed artistry that honored both chance and careful cultivation.”