How to Grow Foamflower — Tiarella
Tiarellas are clump-forming perennials that bear small white, sometimes pinkish, star-shaped flowers on erect stems. Tiarella grows best in full or partial shade in moist, but not wet soil. Tiarella grows from rhizomes; rhizome spread can be vigorous. Plants from clumps of basal, ovate to heart-shaped or rounded leaves that are toothed. Foliage often turns…