Fringe Cup is a woodland native that brings delicate charm to shaded gardens across zones 4 through 7. This spreading perennial earns its common name from the fringed flower spikes that rise above a mound of deeply lobed, hairy foliage from April through May. Native to moist woods from Alaska down to California, it thrives in cool climates and reaches 12 to 24 inches tall and wide, making it an excellent choice for naturalizing in conditions where many other perennials struggle. The dark green leaves often develop purple tinges, adding seasonal interest even when the plant isn't in bloom.
Partial Shade
Moderate
4-7
24in H x 24in W
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Moderate
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Fringe Cup spreads steadily by thick rhizomes to form expanding colonies in the right conditions, creating that prized woodland carpet effect without aggressive invasiveness. The showy flower spikes emerge in spring, but the real draw is the foliage, which stays handsome and mounding throughout the growing season. It tolerates wet soils and genuinely thrives in cool, moisture-rich conditions that make many perennials sulk, especially in northern gardens where it can spread more predictably than in hot, humid climates.
Fringe Cup is grown primarily for naturalizing in woodland gardens and shade borders, where it slowly spreads to create a living groundcover effect. It works well in moist, shaded corners where foot traffic is light and where its spreading habit can be appreciated rather than constrained. The clumping foliage and spring flowers make it a subtle backdrop plant in shade compositions rather than a showstopper, allowing it to fill space naturally alongside ferns, hellebores, and other shade-loving perennials.
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Transplant Fringe Cup into partial shade in spring or fall when soils are cool and moist. Space plants 12 to 24 inches apart, accounting for their mature width and their tendency to spread over time. Amend soil with compost or aged leaf litter to increase humus content and moisture retention before planting.
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“Tellima grandiflora is a Pacific Northwest native, ranging from Alaska through Idaho to central California, where it inhabits moist woodlands and slopes. Its genus name is actually an anagram of Mitella, a closely related genus in the Saxifragaceae family, reflecting the botanical kinship between these woodland plants. The species found its way into gardens through the native plant movement, valued by gardeners who recognized its ability to establish naturalized colonies in shaded, moisture-retentive settings where conventional perennials often fail.”