Erica Vale Seeds - Candlewick White Glow Available Australia Wide When to sow Spring / Autumn Sowing Germination Easy (7-14 days) Description: Verbascum phoenicum white glow. Frost resistant perennial - height 60cm. A superb new variety of a choice but little known perennial producing slender multi-bloom spires of large pure white open flowers with pale green centres. The rosettes of attractive green foliage at the base, each bear numerous stems over 2-3 months. Excellent for emphasis, splendid for cut flowers and most useful for foliage interest. When to sow: _Late Summer and Autumn and again in Spring.