One of the best of the perennial forms is Iberis sempervirens Snowflake which grows to about 9 in. with spreading mats of evergreen leaves and pure white flowers in late spring. Increase by cuttings of nonflowering shoots in summer. The hardy annual candytuft is very easily grown, reaches 1 ft. and is available in a range of colours including lilac, purple, crimson and white.

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