Growing and Caring for Delphiniums

These beautiful perennial plants require cool growing conditions if first class specimens are to be produced, and are well suited to the North West, although it is possible to obtain reasonable plants in other areas by raising them from seed at frequent intervals. They are used most frequently in herbaceous borders, mixed borders, and in front of shrubs. Few flowers […]

Annuals and Biennials for the Cool Greenhouse – Greenhouse flowers

Raising plants from seed is a most economical means of providing a long-lasting display for the cool greenhouse. Where a minimum night temperature of about 45°F (7°C) can be maintained the choice of flowering and of decorative foliage plants is considerable. Many plants that we normally grow as annuals in the open may prove to be perennial when grown under […]

Rudbeckia – Perennial Plant, How to grow

How to Grow Rudbeckia Commemorating Olaf Rudbeck (16601740) Swedish professor of botany and counselor of Linnaeus (Compositae). Cone flower. A genus of about 40 herbaceous plants, mostly perennial and hardy, natives of North America, related to Echinacea. The flowers are showy, daisy-like, often with drooping petals and conspicuous conical centers. Most of them are excellent herbaceous border plants and are […]