Calthus Palustris Flore-Pleno (Double Marsh Marigold).

This hardy herbaceous perennial is very useful for mixing with cut flowers. It will grow anywhere, but prefers a clayey soil and a boggy situation, and may be increased by dividing the roots in spring. A succession of flowers are borne from April to June. Height, 9 in.

Related posts:

1. Ulex Europaeus Flore Pleno (Double Furze).
2. Bog or Marsh Land.
3. Artemisia Villarsii.
4. Tiarella Cordifolia (Foam Flower).
5. Alchemilla Alpina (Lady’s Mantle).