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 5 products.

Zinnia elegans 'Magellan Mixed' F1 Hybrid

Uniform, bushy, free-flowering plants produce large, fully double blooms of exceptional quality and weather resistance. Ideal planted in borders and containers for a knock-out display all summer. Height: 30-35cm (12-14in).
More info
    • 1 packet (10 zinnia seeds)

    • Despatch: Within 1 days
    • £0.99

Osteospermum hybrida 'Passion Mixed'

African Daisy, Cape Daisy

  • Drought-tolerant variety
Naturally dwarf multi-branching plants with lots of 5cm (2in) flowers of purple, rose and white. En-masse in bedding, borders and containers they make a passionate carpet of summer colour with the advantage of being drought tolerant. Height: 45-60cm (18-24in).
More info
    • 1 packet (10 osteospermum seeds)

    • Despatch: Within 1 days
    • £4.29

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 zinnia seeds)

    • Despatch: Within 1 days
    • £3.29

Nicotiana x sanderae 'Perfume Deep Purple' F1 Hybrid

Tobacco Plant

 Customer Rating
This fashionable deep-purple color adds a touch of class to summer displays when planted en-masse in borders. Ideal for container plantings, as well as filling the evening air with its delicate perfume.
More info
    • 1 packet (50 nicotiana seeds)

    • Despatch: Within 1 days
    • £2.99

Antirrhinum majus 'Double Madame Butterfly Mixed' F1 Hybrid


A flower in an entirely new form. Its large completely double, azalea-shaped blooms provide a riot of colour and its reliability and impressiveness are borne out by rare award of an All-America and All-Britain Selections Bronze Medal. Ideal for borders, bedding and superb cut flowers. Flowers summer. Height: 69-90cm (24-36in) More info
    • 1 packet (60 antirrhinum seeds)

    • Despatch: Within 1 days
    • £3.99