Yamato Sanjaku Cucumber is a Japanese heirloom variety prized for its elegantly long, slender fruits that stretch 72 inches along a trellis. Unlike the blocky slicing cucumbers found in most American gardens, this cultivar produces crisp, thin-skinned fruits with delicate white flesh and only tiny, immature seeds at the eating stage. It matures in 60 days from direct sowing, thrives in full sun with moderate water, and rewards continuous harvesting with abundant production throughout the season.
Full Sun
Moderate
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12in H x 72in W
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High
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The distinctive appeal of Yamato Sanjaku lies in its architecture. When trellised, the long, slender fruits hang gracefully downward, making them easy to spot and harvest while saving precious garden space. The flesh stays crisp and tender at the eating stage, before seeds develop, delivering a refined eating experience that transcends the typical supermarket cucumber. This is a variety that transforms how you think about vertical gardening and small-space growing.
Yamato Sanjaku excels as a fresh eating cucumber, sliced into salads or enjoyed whole when young and tender. The thin skin and small immature seeds make it particularly suited to simple preparations that highlight its crisp texture, such as quick pickles or cucumber salads where the delicate flesh shines without aggressive seasoning.
No timeline data available yet for this variety.
Sow seeds indoors under protection three weeks before your last spring frost date, then transplant seedlings into the garden after hardening off. This timing allows for a head start in cooler climates while avoiding the frost damage this tender annual cannot tolerate.
Transplant seedlings outdoors one to two weeks after your last spring frost, once soil has warmed. Plant in hills of three to four seedlings spaced 2 to 3 feet apart, or space individual transplants 18 inches apart in rows set 36 inches apart. Ensure soil temperature is consistently above 65 degrees before planting.
Direct sow seeds one to two weeks after your last spring frost date, when soil has warmed to at least 65 degrees. Plant in hills of three to four seeds spaced 2 to 3 feet apart or in rows 18 inches apart.
Begin harvesting 60 days after sowing or transplanting. Pick fruits at the eating stage when they are still immature, before seeds fully develop, to enjoy the signature crispness and tender texture. Harvest regularly and consistently; frequent picking stimulates continued flowering and production. The thin-skinned fruits are delicate and should be handled gently to avoid bruising.
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