White Knight sweet alyssum shows masses of small white blooms on green foliage all season long. It is heat tolerant, and attracts bees and butterflies. It's also rather compact, making it a great choice for container planting or for areas of the landscape that don't have much space to work with.
8-12 inches tall and 18-24 inches wide at maturity
Annual except in zones 9-11
Plant in full sun to part sun (6+ to 4 hours daily)
Space plants 12-18 inches apart for best results
Produces masses of fragrant white flowers from planting to frost
Great for containers, groundcover, landscapes, borders, edging, mass planting, attracts bees and butterflies
Continuous blooming, long blooming, fall interest, heat tolerant, cold tolerant, deadheading not necessary
Winner of 30 awards in garden trials across the country
Grande Annual plants are 4-8 inches tall at shipment