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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.

We have found 16 products.
 
Cosmos Bipinnatus Gazebo Mixed

Cosmos bipinnatus 'Gazebo Mixed'

 Customer Rating
A mid-height, easy to grow annual with well branched plants which come into flower earlier than most varieties. The attractive fern-like foliage is crowned with many large blooms of velvet red, rose-pink and pure white. An ideal border filler, or simply use in a large container or as a bedding plant. Flowers summer. Height: 60cm (24in). More info
    • 1 packet (100 seeds)

    • Despatch: Within 2 Days
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    • £2.99
Zinnia Elegans Purple Prince

Zinnia elegans 'Purple Prince'

 Customer Rating

Outstanding in Thompson & Morgan trials, these robust plants show excellent garden performance, flowering over a long period and producing an abundance of fully double, deep pink-purple, dahlia-like flowers. This is a taller-than-usual variety of zinnia which will add colour and height to border displays as well as to cut flower arrangements. Zinnia Purple Prince will flower all summer until the first frosts, attracting bees and butterflies as well as the admiration of your neighbours!

 More info
    • 1 packet (100 seeds)

    • Despatch: Within 2 Days
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    • £1.99
Cosmos Bipinnatus Rubenza

Cosmos bipinnatus 'Rubenza'

 Customer Rating
Wonderfully easy-to-grow plants which flower all summer until the first frosts. The dark, ruby-red blooms of Cosmos bippinatus Rubenza change to a lovely traditional rose red as they mature - their outstanding colour has earned them a Fleuroselect Novelty award. Cosmos bippinatus Rubenza shows excellent garden performance, especially planted in borders in drifts. More info
    • 1 packet (60 seeds)

    • Despatch: Within 2 Days
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    • £2.99
Cosmos Bipinnatus Sweet Sixteen

Cosmos bipinnatus 'Sweet Sixteen'

 Customer Rating

Eye-catching soft blushed pink blooms, each have distinct darker pink picotee edges and an attractive double frill in the centre of each flower. Cosmos Sweet Sixteen is ideal for adding height and interest to borders as well as making an intriguing cut flower.

 More info
    • 1 packet (70 seeds)

    • Despatch: Within 2 Days
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    • £2.99
Cosmos Bipinnatus Psyche White

Cosmos bipinnatus 'Psyche White'

Glistening pure white semi-double and single, large, wavy, upright blooms stand proud above deep green ferny foliage. Flowers non-stop from mid summer until autumn adding height and interest to borders, or as a striking cut flower. More info
    • 1 packet (75 seeds)

    • Despatch: Within 2 Days
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    • £2.49
Zinnia elegans 'Whirlygig Mixed'

Zinnia elegans 'Whirlygig Mixed'

Fill your beds and borders with these distinctly marked, brightly coloured, semi cactus-like blooms, each with contrasting petal tips. Zinnia elegans 'Whirlygig Mixed' is an outstanding garden performer, freely flowering throughout the summer. These vibrant zinnia flowers are ideal for attracting bees and butterflies to your garden and also make an attractive cut flower for a vase indoors. Height: 60cm (24”). Spread: 30cm (12”). More info
    • 1 packet (200 seeds)

    • Despatch: Within 2 Days
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    • £1.99
Cosmos Bipinnatus Double Click Rose Bonbon

Cosmos bipinnatus 'Double Click Rose Bonbon'

Following the amazing success of Double Click Mixed, this is the first straightcoloured, high-quality, fully-double Cosmos from seed to be introduced! The spectacular, rose pom-pom flowers sit proudly on top of strong stems, making Double Click Rose Bonbon a 'must' for adding height to summer borders and an imposing and rarely-seen cut flower. Height: 60-90cm (2-3 feet). More info
    • 1 packet (40 seeds)

    • Despatch: Within 2 Days
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    • £2.99
Cosmos Bipinnatus Sonata Series White

Cosmos bipinnatus 'Sonata Series White'

A Fleuroselect Award Winning variety with purest white blooms. This beautiful dwarf Cosmos reaches a maximum height of 60cm (24”) making it perfectly proportioned for sunny borders and containers. The 8cm (3”) wide, daisy-like blooms of Cosmos ‘Sonata Series White’ float above the finest lacy foliage. Strong stems and a long vase life make this compact annual ideal for cutting for an elegant bouquet. Cosmos ‘Sonata Series White' is particularly useful for exposed positions. Height: Up to 60cm (24”). Spread: 45cm (18”). More info
    • 1 packet (100 seeds)

    • Despatch: Within 2 Days
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    • £2.69
Zinnia Marylandica Zahara Starlight Rose

Zinnia marylandica 'Zahara Starlight Rose'

Truly spectacular 2010 AAS award-winning bedding plant! The pretty white flowers with an attractive pinky-rose centre are 6cm (2.5in) across when fully open. Bushy, dwarf plants flower freely and are so tolerant of such conditions as heat, humidity and drought that they were planted extensively in floral displays at the Beijing Olympics.

Non-stop-flowering Zinnia Zahara Starlight Rose follows on from the success of Zahara Yellow and will similarly attract beneficial insects, such as butterflies, to the garden. A real ‘must’ for borders this season!

 More info
    • 1 packet (15 seeds)

    • Despatch: Within 2 Days
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    • £2.99
Phlox drummondii 'Moody Blues'

Phlox drummondii 'Moody Blues'

Annual Phlox

 Free flowering in a beautiful range of attractive blue shades, this easy to grow, half hardy annual is a cottage garden classic. Phlox drummondii 'Moody Blues' has a compact bushy habit that makes it ideal for planting in loose drifts at the edge of borders, and performs equally well in containers. Annual Phlox also makes a delightful cut flower so you can enjoy it in your home too! Height: 25cm (10”). Spread: 30cm (12”). More info
    • 1 packet (175 seeds)

    • Despatch: Within 2 Days
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    • £1.99
Nicotiana x hybrida 'Whisper Mixed' F1 Hybrid

Nicotiana x hybrida 'Whisper Mixed' F1 Hybrid

Tobacco Plant
  • NEW in 2013
A ‘must-have’ border plant, especially when you want to fill a space quickly. Elegant upright flower stems tower above large basal rosettes of leaves, bearing petite flowers that fade from red to pink to white, giving the effect of three colours on each plant. The evening fragrance of British bred Nicotiana ‘Whisper Mixed’ only adds to its irresistible charm. An elegant annual that is most effective when planted in large drifts throughout beds and borders. Height: 100cm (39"). Spread: 45cm (18"). More info
    • 1 packet (70 seeds)

    • Despatch: Within 2 Days
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    • £1.99
Marigold 'Bonita Mixed'

Marigold 'Bonita Mixed'

Tagetes patula, French Marigold
A sparkling mixture of free flowering, large carnation-sized blooms. Superb for bedding. Height 12in.

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

 More info
    • 1 packet (200 seeds)

    • Despatch: Within 2 Days
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    • £1.99