There are two varieties that one may occasionally see offered for sale: C. isophylla ‘Alba’, and C. isophylla ‘Mayii’. As the name suggests the first mentioned has whiteand is reasonably easy to care for, while the latter has pale blue and variegated, heart-shaped ; it is a trifle more difficult to manage. Both may be increased by means of inserted in a peat and sand mixture in spring. The white form is a particularly fine plant when employed as part of a mixture in a hanging basket, or as an individual trailing plant in a 13-18cm/5-7in pot. After should be cut hard back in the autumn and kept very much on the dry side until the following spring when should be gradually restarted to bring plants back to life. Once they have produced a reasonable amount of growth plants should be removed from their and the old soil gently teased away before in fresh loam-based mixture, using the same . Once growing away in the fresh medium it will be essential that should at no time be negleoted. It is also important to clean plants over and remove all dead flowers regularly.