Rose of Sharon 'Collie Mullens': Double Purple Charm

'Collie Mullens' is a classic, cold-hardy Rose of Sharon (Hibiscus syriacus) beloved for its fully double, purple flowers that resemble small roses.

Double Purple Roses

The flowers are fully double, 3-4 inches across, a rich, clear purple. The many petals create a fluffy, rose-like form. The shrub is upright, 8-10 feet tall. Blooms from mid-summer to fall. A reliable, old-fashioned favorite.

Plant Profile

Hardy Heritage

Hardy to Zone 5. 'Collie Mullens' is a tough, adaptable shrub. Full sun to part shade. Prune in late winter. The double flowers are long-lasting. A heritage plant for the perennial border.