Japanese Turtlehead is a rare perennial gem from the Lamiaceae family that deserves space in late-season gardens. Growing 12 to 24 inches tall with a spread of 9 to 18 inches, this penstemon-like plant produces showy tubular purple-pink flowers from August through October, a time when many gardens are fading. Hardy in zones 5 through 9, it brings unexpected color and structure to the fall landscape while remaining remarkably low-maintenance once established.
Partial Sun
Moderate
5-9
24in H x 18in W
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Moderate
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The tubular purple-pink flowers stretch to 1.5 inches long and bloom persistently from late summer into fall, a timing that sets this plant apart from spring and early-summer bloomers. The dark green foliage transforms to bronze tones as temperatures drop, adding another layer of visual interest. Because it slowly spreads in the garden and asks for little more than moderate moisture and either full sun or partial shade, it rewards patient gardeners with increasingly fuller displays year after year without fussy deadheading or pruning.
Japanese Turtlehead is used in gardens as a naturalized perennial, allowing it to gently spread and establish itself in informal plantings where its late-season blooms can be enjoyed without structured intervention.
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