x hybrida Serenade
A hardy, vigorously branching perennial with deeply divided leaves. Bears semi-double flowers with shallow saucer-shaped blooms from late summer to autumn above abundant foliage.
Height and Spread: 90cmx60cm(3 ft x 2 ft).
Position: Prefers moist but not waterlogged soil in sun or partial shade.
Planting: Ensure root ball is thoroughly moist when planting and maintain plant at the same level in the soil as it was in the container. Firm well and water in.
Plant care: Keep moist until established. Mulch in spring and autumn. See here for ideas.