potted_plant
Clematis care requirements
water
Regularly; keep moist, especially when young.
soil
Fertile, moist, well-draining, slightly alkaline.
light
Flowering stems in sun; roots in shade (cool roots warm top).
symptoms
Symptoms to look for in Clematis
Sudden collapse and blackening of stems, often starting at a leaf node, with wilting of one or more stems while the rest of the plant looks healthy.
help
Common causes in Clematis
Caused by the fungus Phoma clematidina, which enters through wounds or splits at leaf nodes near soil level, especially during humid weather, and is particularly common in large-flowered hybrid varieties.
healing
How to treat clematis wilt in Clematis
Cut affected stems back to healthy tissue well below the wilted section, ideally to ground level, and destroy the removed material rather than composting it.
shield
Preventing clematis wilt in Clematis
Plant Clematis 5–8cm deeper than the nursery pot, keep the root zone cool and mulched, and avoid damaging stems near the base.