Thompson & Morgan

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Half-hardy Annual Seeds


Sow half-hardy annuals in early spring, making sure that you protect them from frost. Plant them out after all risk of frost has passed and you'll be rewarded with delightful flowers all throughout the summer. Hint: use the selections in the left menu to narrow down your search for the perfect half-hardy annual seeds for your garden. For direct sowing take a look at our stunning range of hardy annual seeds.



We have found 4 products.
 

Salpiglossis sinuata 'Black Trumpets'

Painted Tongue

 Customer Rating

Richly coloured Salpiglossis 'Black Trumpets' bears stunning, deep burgundy, almost black blooms, each attractively veined, with a golden eye at their throats. This dwarf, bushy and free flowering variety adds that exotic feel to your garden giving useful height to borders. The sturdy stems of this half hardy annual also make this a striking cut flower. Height: 50cm (20"). Spread: 30cm (12").

More info
    • 1 packet (50 salpiglossis seeds)

    • Despatch: Within 1 days
    •  
    • £2.49

Nasturtium 'Black Velvet'

Tropaeolum minus, Indian Cress

A unique colour in Nasturtiums! Deepest velvety, red-black blooms in abundance above fresh green foliage on neat, dwarf plants. Sure to create an eyecatching display in borders or containers when accompanied by Milkmaid. Will grow in any well-drained soil in full sun.

Culinary note: The peppery flavour of the leaves and colourful flowers will enrich salads and the unripened seeds can used like capers – delicious combined with cream cheese or butter in canapés. For more details about edible flowers click here.

More info
    • 1 packet (15 nasturtium seeds)

    • Despatch: Within 1 days
    •  
    • £2.99

Morning Glory 'Kniolas Black Night'

Ipomoea purpurea, Convolvulus purpureus, Pharbitis purpurea

An abundance of very attractive purple - black flowers with cerise throats, covering this very vigorous climber. Ideal planted in a sunny situation, up trellis or left to ramble amongst other climbers or shrubs. Climbs to 180-240cm (6-8ft). More info
    • 1 packet (30 morning glory seeds)

    • Despatch: Within 1 days
    •  
    • £2.99

Dahlia 'Black Beauty'

Dahlia variabilis

  • The darkest dahlia you’ll grow!
  • Luxurious velvety blooms
  • Short plants ideal for pots and front of border
Thompson & Morgan's plant breeders have got their paintbrushes out again, painstakingly hand pollinating flowers in the dahlia glasshouse to create a near jet-black variety! The dark velvety blooms appear black until the sun settles on them, revealing a deep maroon shimmer, further enhanced by a vibrant yellow centre. Set these short and stocky plants at the front of the border for a floral display right though to autumn. Set them in stylish containers for a contemporary floral display on the patio. Height and Spread: 35cm (14").
More info
    • 1 packet (50 dahlia seeds)

    • Despatch: Within 1 days
    •  
    • £2.99