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Biennials live for 2 years, whereas perennials live for longer. As a general rule, biennial and perennial seeds should be sown in spring, but some can be sown in autumn as well. Many varieties will self-seed after flowering, giving you even more plants!
Poppy 'Dwarf Allegro'
Papaver orientale, Oriental PoppyNon-sprawling upright completely weather resistant, very hardy plant that makes vivid splashes of scarlet. The 6in blooms are the most eyecatching of all border plants, from hundreds of feet away. They are excellent long-lived border plants, happy in most sites and soils, with bold foliage and large cup-shaped flowers. At its best in small groups in the herbaceous border. Flowers late spring to early summer. Height: 40-50cm (16-20in). More info
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