Long-lived polycarpic perennial
Source of plant
To 5' in height; hardy to -20 degrees F.; mid to late season blooming; A.R.S. rating 3-4/3-4/4. Flowers pale lilac fading to white, with a strongly spotted dorsal blotch of dark greenish-yellow, held in full trusses of 15; corolla widely funnel-shaped, 3.2" wide. Plant wider than tall with superior foliar density; elliptic convex leaves are 5" long. (David G. Leach, 1965). C.A.(A.R.S.) 1981; A.E. (A.R.S.) 1982.
USDA Hardiness Zone