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 7 products.
 

Marigold 'Zenith Mixed'

Tagetes patula x erecta, Afro-French Marigold

 Customer Rating

The best ever bedding Marigold! Zenith is an Afro-French Hybrid, resulting in plants producing more flowers than almost as large as an African Marigold. Very bushy and vigorous plants producing masses of large crested or carnation-like flowers, in a wide range of yellows, reds, oranges and bicolour shades. Outstanding weather resistance. Ideal for planting en-masse creating the 'wow' factor in borders or containers. Height: 30-35cm (12-14in).

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

More info
    • 1 packet (40 seeds)

    • Despatch: Within 3 days
    •  
    • £2.49

Petunia hybrida grandiflora 'Superbissima'

 Customer Rating
The largest Petunia flowers we have ever seen, bred on from those available over 100 years ago! Robust plants produce huge 10-15cm (4-6in) wide exotic looking frilly blooms, in an attractive mixture of pinks, reds and purples, each with rich veining and attractive dark eyes. An eye-catching addition to borders or containers. Height: 30-35cm (12-14in). Growing tip: Get the best out of your petunias with our specially formulated Petunia Fertiliser - the perfect balance of nutrients to get them off to a flying start and nourish them through the summer.
More info
    • 1 packet (50 seeds)

    • Despatch: Within 3 days
    •  
    • £3.49

Heliotrope 'Dwarf Marine'

Heliotropium, Cherry Pie, Heliotropium peruvianum

Once you've experienced the sweet, pungent scent, coming from Heliotrope, or 'cherry pie' as it is commonly called, on a still summer evening you won't want to be without it. Few plants can fill the air with such a heady fragrance as this. Marine is a royal purple, large flowered yet compact form with attractive, dark green foliage and bushy habit. Excellent for beds, borders and as a summer flowering pot plant. Flowers summer. Height 45cm (18in). More info
    • 1 packet (150 seeds)

    • Despatch: Within 3 days
    •  
    • £2.99

Marigold 'Sunburst Mixed' F1 Hybrid

Tagetes patula x erecta, Afro-French Marigold

A superb four-colour marigold cross, Sunburst Mixed combines the flower power, garden performance and great weather resistance of a French marigold with fabulous flowers that are almost as large as those of an African marigold. Spectacular planted in large drifts as part of a bedding display as well as in large containers.


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

More info
    • 1 packet (40 seeds)

    • Despatch: Within 3 days
    •  
    • £2.49

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 seeds)

    • Despatch: Within 3 days
    •  
    • £1.49

Celosia argentea var. cristata 'Fresh Look Red & Yellow'

Cockscomb, Plumosa group

These ideal partners will add a refreshing flow to your summer bedding displays or containers. Traditionally used as a pot plant, new breeding has turned Celosia Fresh Look into an outstanding garden performer, flowering non-stop all summer long. More info
    • 1 packet (50 seeds)

    • Despatch: Within 3 days
    •  
    • £2.89

Marigold 'Single & Double' Duo Offer

Tagetes patula x erecta, Afro-French Marigold

One packet each of 'Sunburst Mixed' and 'Zenith Mixed'

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

More info
    • 2 packets - 1 of each variety (80 seeds in total)

    • Despatch: Within 3 days
    •  
    • £3.99