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 10 products.
 

Agapanthus 'Headbourne Hybrids'

African Blue Lily

Free flowering with large round heads of true blue flowers growing into a thick established clump. Truly hardy. Bold, attractive bulbous plants for sheltered borders, tubs, containers etc. Elegant strap shaped leaves and bunches of blue flowers on 2-3ft long sterns. The dried seed head can be used for winter decoration. There is considerable evidence that these hybrids are really hardy in many parts of the British Isles, particularly where good drainage is possible. They flower freely in their second year and generally make very good garden plants, growing into a thick established clump. Flowers mid/late summer. More info
    • 1 packet (22 seeds)

    • Despatch: By end of April 2014
    •  
    • £3.99

Agastache foeniculum 'Golden Jubilee'

Anise Hyssop, Agastache rugosa, Agastache anisata, Agastache anethiodora

Attractive, golden-green foliage with a distinct aniseed fragrance, making a vibrant contrast to the compact lavender-blue flower spikes. Adds interest to borders and containers, as well as attracts wildlife to your garden. Fragrant and excellent in borders or containers.

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

More info
    • 1 packet (20 seeds)

    • Despatch: By end of April 2014
    •  
    • £1.49

Dianthus superbus 'Crimsonia'

Pink

Deliciously fragrant! Rich crimson, deeply-cut, large fringed petals, filling the air with their sweet perfume. A first year flowering perennial, which Is very hardy, neat and compact, with outstanding garden performance. Ideal in borders, containers or as a cut flower. Height: 38-50cm (15-20in).

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

More info
    • 1 packet (200 seeds)

    • Despatch: By end of April 2014
    •  
    • £2.89

Armeria hybrida 'Bees Hybrids'

Sea Pink, Thrift

Long flowering plants with unusual ball shaped flower heads on thin wiry stems. Flowering all summer long in a magnificent range of colours, Armeria 'Bees Hybrid' forms a pleasing rounded cushion of foliage that remains evergreen through the winter. Undemanding and easy to grow, these appealing little perennials are well suited to poorer soils and coastal conditions with a toughness that belies their beauty. Height: 50cm (20"). Spread: 30cm (12"). More info
    • 1 packet (50 seeds)

    • Despatch: By end of April 2014
    •  
    • £1.99

Foxglove 'Dalmatian Peach' F1 Hybrid

Digitalis purpurea

Soft apricot coloured blooms delicately spotted with yellow cream markings make this beautiful digitalis particularly beguiling. Foxglove 'Dalmation Peach' produces well branched, compact, dwarf plants that flower surprisingly quickly in their first year from sowing. The upright flower spikes of this superb cottage garden perennial are ideal for adding height to the back of borders or planting en masses for an enchanting, informal bedding scheme. Height: 50cm (20"). Spread: 40cm (16").
More info
    • 1 packet (12 seeds)

    • Despatch: By end of April 2014
    •  
    • £3.09

Hellebore 'Washfield Doubles'

Helleborus x hybridus

Breathtaking, double-flowered Hellebores from the Washfield collection, bred to perfection, adding sheer delight to your borders early each year. T&M are proud to continue the breeding work started over 20 years ago by Hellebore specialist Elizabeth Strangman, and want to share her passion for these intriguing plants with you. These delightful doubles are in a wide colour range including yellows, greens, blacks, reds, apricots and much more. Height: 45-60cm (18-24in).

Please note that stock of this item will be available from June 2012.
More info
    • 1 packet (10 seeds)

    • Despatch: By end of April 2014
    •  
    • £4.99

Foxglove 'Dalmatian Cream' F1 Hybrid

Digitalis purpurea

Exquisitely simple white blooms with rich purple spotted interiors make a sophisticated summer display. Foxglove 'Dalmation Cream' produces well branched, compact, dwarf plants that flower surprisingly quickly in their first year from sowing. The upright flower spikes of this superb cottage garden perennial are ideal for adding height to the back of borders or planting en masses for an enchanting, informal bedding scheme. Height: 50cm (20"). Spread: 40cm (16").
More info
    • 1 packet (12 seeds)

    • Despatch: By end of April 2014
    •  
    • £3.09

Foxglove 'Dalmatian Purple' F1 Hybrid

Digitalis purpurea

Beautiful rich purple blooms with delicate spotted interiors are certain to attract bees and pollinating insects to your garden. Foxglove 'Dalmation Purple' produces well branched, compact, dwarf plants that flower surprisingly quickly in their first year from sowing. The upright flower spikes of this superb cottage garden perennial are ideal for adding height to the back of borders or planting en masses for an enchanting, informal bedding scheme. Height: 50cm (20”). Spread: 40cm (16”).
More info
    • 1 packet (12 seeds)

    • Despatch: By end of April 2014
    •  
    • £3.09

Foxglove 'Dalmatian Collection' F1 Hybrids

Digitalis purpurea

Foxglove 'Dalmation Collection' produces well branched, compact, dwarf plants that flower surprisingly quickly in their first year from sowing. The upright flower spikes of this superb cottage garden perennial are ideal for adding height to the back of borders or planting en masses for an enchanting, informal bedding scheme. Height: 50cm (20"). Spread: 40cm (16").

  • Foxglove 'Dalmatian Cream' F1 Hybrid - Exquisitely simple white blooms with rich purple spotted interiors .
  • Foxglove 'Dalmatian Purple' F1 Hybrid - Beautiful rich purple blooms with delicate spots.
  • Foxglove 'Dalmatian Peach' F1 Hybrid - Soft apricot coloured blooms delicately spotted with yellow cream markings.
More info
    • 1 packet each (36 pellets in total)

    • Despatch: By end of April 2014
    • SAVE £1.98  
    • £8.97 £6.99

Penstemon cobaea 'Wedding Bells'

  • New in 2014
A first year flowering perennial, Penstemon cobaea 'Wedding Bells' combines some of the best penstemons from T&M's own breeding programme. Satin, bell-shaped flowers in a variety of bright colours and patterns are carried over a particularly long flowering period, above glossy, semi-evergreen foliage. A fantastic alternative to Antirrhinums (snapdragons) in annual bedding schemes, these compact penstemon plants boast large flowers and superb weather resistance. Easy to maintain, these hardy perennials are also attractive to bees. Height: 50cm (18"). Spread: 45cm (18").

Useful links:

Gardening news: Move over marigolds... new bedding plants fly in the face of tradition

More info
    • 1 packet (50 seeds)

    • Despatch: By end of April 2014
    •  
    • £1.99