What Are the Moisture Requirements for clematis 'Elvan'?
Moist but well drained

clematis 'Elvan' · Clematis 'Elvan'
Plant in a moisture-retentive, well-drained soil, with the roots and base of the plant kept cool and shaded by other plants or a layer of pebbles at the base. Plant with the crown 5-8cm (2-3in) deep to encourage new shoots to grow from below ground level. See clematis cultivation
Moist but well drained