Cerastium tomentosum var. columnaeCommon Name: 'Snow-in-summer', 'Dusty miller'
The well-known ‘Snow-in-summer’ forms spreading mats of silver foliage with little white flowers. This is a more compact form of C. tomentosum. May-Aug. H10cm S indefinite.
It is easy to grow in most soils in full sun. While this form is less vigorous, it is not recommended for the average rock garden but it is useful ground cover and an ideal plant for carpeting dry, sunny banks or gravel gardens.