Thompson & Morgan

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Perennial & Biennial Seeds


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!



We have found 3 products.
 

Amsonia tabernaemontana

Rhazya, Eastern Bluestar

Starry clusters of elegant pale blue Amsonia flowers appear from spring to midsummer. This rarely seen perennial deserves better recognition in gardens for its long flowering period and reliable performance year after year. Amsonia tabernaemontana grows happily in sun or dappled shade and copes well with drought. An attractive and unusual addition to garden borders and woodland gardens. Height: 90cm (35"). Spread: 45cm (18").
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    • 1 packet (30 seeds)

    • Despatch: Within 2 Days
    •  
    • £0.69

Meconopsis betonicifolia

Himalayan Blue Poppy, Tibetan Blue Poppy

 Customer Rating
Is there a more beautiful bloom in the entire flower kingdom then the famous Blue Poppy? It is only to be expected that an elusive, magical flower like this is a little harder to grow. The secret with this plant is to grow cool and well shaded. Height: 60-90cm (24-36in).
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    • 1 packet (50 seeds)

    • Despatch: Within 2 Days
    •  
    • £2.99

Agastache foeniculum

Anise Hyssop, Agastache anisata, Agastache anethiodora

Silvery-green foliage which is scented unmistakenly of Aniseed. Flower spikes of blue appear during summer. Bees, butterflies and goldfinches love it!

Culinary note: Some parts of these flowers are edible. For more details about edible flowers click here.

More info
    • 1 packet (60 seeds)

    • Despatch: Within 2 Days
    •  
    • £2.29