Annual plants, sometimes grown as, and commonly marketed as bedding plants.
Especially in beds with otherbut sometimes combined with perennials. Require full sun.
Any reasonably manured garden soil.
If grown as an, the are sown as early as February in a heated frame or . Seedlings are pricked out, the tips are pinched out once, and they are slowly hardened off in mid spring. When grown as half-hardy , they are sown out of doors in late summer or early autumn and, after having been pricked out, the are transferred to a frost-free frame or greenhouse. They will flower as early as mid spring.
Antirrhinum majus: Height 20-80 cm; flowering season, depending on method of cultivation, between mid spring and early autumn. Flowers include all colours, except blue. There are tall, medium and dwarf varieties; the open-flowered forms are called penstemon-flowered.