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.



We have found 11 products.
 

Morning Glory 'Heavenly Blue'

Ipomoea tricolor, Ipomoea rubrocaerulea

 Customer Rating
Gorgeous sky blue flowers, up to 6cm (2½in) across that open in the morning, appear throughout summer on this free-flowering, elegant climber. Also suitable for greenhouse or conservatory growing. Prefers a sunny, sheltered, warm site; Beautiful climber ideal for warm site trellis, fences, poles, etc.
More info
    • 1 packet (50 seeds)

    • Despatch: By end of September 2014
    •  
    • £2.49

Nasturtium 'Whirlybird Mixed'

Tropaeolum majus, Indian Cress

Low mounds covered with a mass of bloom. The semi-double flowers are carried well above the foliage and face upwards so all are visible. Mixture of cherry, rose, gold, mahogany, orange, scarlet, tangerine and cream. Ideal for bedding, borders, tubs, containers etc. Flowers can be cut for unusual floral decorations.

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

More info
    • 1 packet (25 seeds)

    • Despatch: By end of September 2014
    •  
    • £2.09

Nicotiana sylvestris

Tobacco Plant, Woodland Tobacco

 Customer Rating
This imposing half hardy annual has stout spikes bearing a cascading head of fragrant 3½in long white blooms. It grows to a height of 90-120cm (36-48in) making it an excellent subject for the border. Occasionally a short lived perennial in a warm sheltered site.
More info
    • 1 packet (2000 seeds)

    • Despatch: By end of September 2014
    •  
    • £2.69

Cobaea scandens

Cup And Saucer Vine, Cathedral Bells, Cups And Saucers, Mexican Ivy

 Customer Rating
A showy climber for the cool greenhouse, conservatory, and also forming a very decorative screen on trellis or south facing wall in milder areas. The large bell shaped 'cup and saucer' flowers are often 6cm (2½ in) across. Flowers late summer. Climber.
More info
    • 1 packet (9 seeds)

    • Despatch: By end of September 2014
    •  
    • £2.99

Senecio cineraria 'Silver Dust'

Senecio maritimus, Senecio candicans, Cineraria maritima

A half hardy perennial best treated as a half hardy annual, this is a showy bedding plant producing a 20-25cm (8-10in) mound of finely divided silvery white foliage. Use it as an edging to the border, as feature plants or in pots.
More info
    • 1 packet (400 seeds)

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

Cobaea scandens f. alba

Cup And Saucer Vine, Cathedral Bells, Cups And Saucers, Mexican Ivy

A spectacular climbing plant for the summer garden or the conservatory. This very choice creamy white form of Cathedral Bells or The Cup and Saucer Plant comes from Mexico and quickly grows to cover unsightly areas or a wall outdoors, where it can be treated as a summer annual. Alternatively it may be grown in the heated conservatory or greenhouse, where it will continue to flower for many years. Flowers summer. Climbing Height 3-6 metres (10-20ft).
More info
    • 1 packet (4 seeds)

    • Despatch: By end of September 2014
    •  
    • £2.99

Rudbeckia hirta 'Toto'

Coneflower, Black-eyed Susan

Dwarf, compact plants which have plenty of strong side shoots and many rich golden-yellow blooms, each with a deep chocolate central cone. Early to flower over a long period and looking great in all types of weather. An ideal candidate for containers, bedding or grown in groups in the border. Flowers summer. Height: 25cm (10in).
More info
    • 1 packet (50 seeds)

    • Despatch: By end of September 2014
    •  
    • £2.99

Mimosa pudica

Sensitive Plant

"Sensitive Plant", so called because the leaflets fold up in a most spectacular manner when touched or blown by the wind. Run your hand over the plant and the leaves will fold up and the leaf stalk will drop as if on a hinge. The movements are quickest with young plants in bright sunshine. They return to their normal condition in a few minutes. More info
    • 1 packet (100 seeds)

    • Despatch: By end of September 2014
    •  
    • £0.99

Nicotiana langsdorffii

Tobacco Plant, Langsdorff's Tobacco

A delightful annual from Chile and Brazil with tall branching stems and drooping sprays of apple green bells. Very exotic, yet easy to grow. Ideal for the back of the border or as a 'dot' plant among smaller bedding plants. Try growing it next to our Salvia pratensis, it looks superb. An absolute must for the flower arranger too! Height: 90-150cm (3-5ft)
More info
    • 1 packet (500 seeds)

    • Despatch: By end of September 2014
    •  
    • £2.69

Cleome hassleriana 'Helen Campbell'

Cleome spinosa, Spider Flower

Creates a bushy screen or adds height and interest to bedding displays. Her attractive, spiralling, scented sprays of flowers are sure to entice admiring glances.
More info
    • 1 packet (50 seeds)

    • Despatch: By end of September 2014
    •  
    • £2.59

Mimosa pudica - Kew for Kids Children's Seeds

Sensitive Plant

"Sensitive Plant", so called because the leaflets fold up in a most spectacular manner when touched or blown by the wind. Run your hand over the plant and the leaves will fold up and the leaf stalk will drop as if on a hinge. The movements are quickest with young plants in bright sunshine. They return to their normal condition in a few minutes. More info
    • 1 packet (60 seeds)

    • Despatch: Within 3 days
    •  
    • £1.59