Scientific Name: Tiarella trifoliata
Common Name: trefoil foamflower
Family Name: Saxifragaceae
Origin: B.C. west of Cascades, U.S. - northwest
Hardiness Zone: Zone 5: (-29 to -23 °C)
Plant Type: Herbaceous perennial
Mature Size: 0.2 - 0.4m x 0.1 - 0.3m (height x width)
Habit: Spreading
Form: Mounded, Oval - horizontal
Texture: Medium
Landscape Uses: Alpine, Container planting, Ground cover, Group or mass planting, Mixed shrub border, Perennial border, Wetland - bogs, Woodland margin
Exposure: Part sun/part shade, Filtered shade, Deep shade
Soil or Media: Acidic, Bog, Humus rich
Leaves: Lobed, Compound, Basal, Heavily veined, Pubescent, Trifoliate (ternate), Lanceolate, Ovate, Dentate
Flowers: Panicle, White, Apr-May
Fruit: Capsule, Brown, Aug-Sep
Key ID Features:
Small herbaceous perennial up to 50cm tall; stipules about cm long, leaves are medium-green, usually compound with three lobed leaflets, pubescent, crenate margins; florets on delicate on white panicle up to 15cm long; fruit looks like tiny sugar scoops.