Cultural control of clematis wilt

Remove any wilted stems and promptly destroy the infected material.

Disinfect any tools used with infected clematis. 

Consider planting wilt-resistant species and cultivars including 'Avant Garde', 'Bonanza', 'Confetti', C. alpina, C. integrifolia, C. macropetala, C. montana, C. orientalis, C. tangutica, and C. viticella.