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 6 products.
 

Aconitum carmichaelii

Monkshood, Wolf's Bane, Aconitum fischeri

An imposing long flowering, long lived perennial with pyramids of beautiful 2 inch flowers. Aconitum is an excellent border plant easily grown from seed. Rich blue flower spikes add a unique colour to the garden, held aloft delphinium-like foliage. Aconitum spikes also last as a cut flower.
More info
    • 1 packet (50 seeds)

    • Despatch: Within 3 days
    •  
    • £0.99

Datura metel 'Double Golden Queen'

Angels' Trumpet, Downy Thorn Apple

A dynamic border and container plant with large, beautifully double, frilled flowers of canary yellow. The many flowers are earlier than most varieties and will continue through to frosts. Makes a stunning conservatory plant too. Flowers mid to late summer. Height 140cm (5 feet). More info
    • 1 packet (8 seeds)

    • Despatch: Within 3 days
    •  
    • £3.99

Datura meteloides 'Evening Fragrance'

Datura inoxia, Angels' Trumpet, Downy Thorn Apple

Huge and heavily fragrant pure white trumpet flowers, with a soft lavender picotee edge, 20cm (8in) long and 10-15cm (4-6in) across, hang from tree-like plants, with soft, slate-blue foliage. Perfect for growing in tubs, containers, on patios or sheltered corners close to the house where the evening perfume can be appreciated. Despite their exotic appearance they are relatively tough under windy and rainy conditions, adapting to many soil types. Height: 90-120cm (36-48in), spread 90-95cm (36-38in). More info
    • 1 packet (8 seeds)

    • Despatch: Within 3 days
    •  
    • £1.49

Datura metel 'Double Blackcurrant Swirl'

Angels' Trumpet, Downy Thorn Apple

A dynamic border, container or conservatory plant with large, beautifully double frilled flowers of blackcurrant and lilac-mauve. The many flowers are earlier than most and continue through to frosts outdoors. Flowers mid summer-autumn. Height 1.4m. (5ft) More info
    • 1 packet (15 seeds)

    • Despatch: Within 3 days
    •  
    • £3.99

Perennial Flower Border Seed Collection (Tall)

Perennials will fill your borders with colour, grace and elegance for many years with the minimum of maintenance. Some will even flower in their first year. To help you make the most of your borders, we have grouped together varieties by height to help you achieve a balanced display. In this collection you will receive the following varieties - Lupin 'Tutti Fruitti' (40 seeds), Delphinium 'Tall Black Knight' (100 seeds), Foxglove 'Excelsior Hybrid Mixed' (2500 seeds), Melianthus 'Major' (10 seeds), Verbena 'Bonariensis' (200 seeds). More info
    • 5 varieties - 1 packet of each (2850 seeds in total)

    • Despatch: Within 3 days
    • SAVE £5.96  
    • £15.95 £9.99

Perennial Flower Border Seed Collection

Perennials will fill your borders with colour, grace and elegance for many years with the minimum of maintenance. Some will even flower in their first year. To help you make the most of your borders, we have grouped together varieties by height to help you achieve a balanced display. In this collection you will receive the following varieties -
Gaillardia 'Arizona Sun' (20 seeds)
Veronica 'Mixed Colours' (50 seeds)
Nepeta 'Blue Moon' (30 seeds)
Viola Hybrida 'Rose Shades' (30 seeds)
Pinks 'Sweetness Mixed' (50 seeds)
Astrantia 'Ruby Cloud' (22 seeds)
Echinacea 'Magic Box' (30 seeds)
Penstemon 'Wedding Bells' (50 seeds)
Lysimachia atropurpurea (40 seeds)
Silene 'Jack Flash' (15 seeds)
Lupin 'Tutti Fruitti' (40 seeds)
Delphinium 'Tall Black Knight' (100 seeds)
Foxglove 'Excelsior Hybrid Mixed' (2500 seeds)
Melianthus 'Major' (10 seeds)
Verbena 'Bonariensis' (200 seeds)
More info
    • 15 varieties - 1 packet of each (3187 seeds in total)

    • Despatch: Within 3 days
    • SAVE £22.76  
    • £47.75 £24.99