4" x 18-24" wide (cutting propagated) This is a must for under-planting "spring bulbs":/catalog/search/products/spring+bulbs/, particularly the "wildflower tulips":/catalog/search/products/tulips/ whose bright flowers look that much better highlighted by 'Heavenly Blue's' deep blue flowers. This very vigorous prostrate grower is one of our best ground covers with its deep green glossy foliage and dependable display of wonderfully blue flowers. Find room in your garden for this beauty! Zones 4-9.