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 42 products.
 

Nasturtium 'Firebird'

Tropaeolum majus, Indian Cress

  • Stunning in baskets or containers
This eye-catching trailing Nasturtium is superb for hanging baskets where it will create neat cascades of fiery blooms, above unusual variegated foliage. Try growing Nasturtium 'Firebird' in baskets, window boxes and containers and watch it ignite your patio all summer long! The edible flowers are also great added to salads for a peppery kick. Trails to: 40cm (16").

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

More info
    • 1 packet (30 nasturtium seeds)

    • Despatch: Within 1 days
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    • £2.69

Petunia milliflora 'Fantasy' F1 Hybrid

Petunia "Fantasy" has a habit which is not just a miniature but also compact. In fact they are 36 per cent the size of normal multiflora types and it means that plants don't become straggly and untidy but remain neat and uniform. This beautiful formulated mixture comes in a wide range of colours. They are highly floriferous with outstanding garden performance in most conditions and look a real knock-out in containers, baskets and border edging. 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 (75 petunia seeds)

    • Despatch: Within 1 days
    •  
    • £0.99

Nemesia strumosa 'KLM'

Cape Jewels

The top petals are rich blue in clear contrast to the lower petals' creamy whiteness. Lots of flowers, smaller than the large flowered strains, even in height 25cm (10in) and with universal appeal. Named after the Dutch airway KLM whose company colours are blue and white. An excellent companion to our red and white Nemesia Mello. Use it in beds, borders etc, to brighten up the garden or in tubs, planters, on the patio or even as a windowsill pot plant. Flowers summer. Height 25cm (10in.)

More info
    • 1 packet (400 nemesia seeds)

    • Despatch: Within 1 days
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    • £0.99

Marigold 'Paprika'

Tagetes tenuifolia, Signet Marigold

Masses of small red, daisy-like flowers with a golden centre smother Marigold 'Paprika' all summer long. This pretty Signet marigold has a neatmound forming habit with finely cut, citrus scented foliage that smells fabulous as you brush past it. This pretty annual makes a vibrant addition to cottage garden borders, beds and containers for a colourful, long lasting display. Height and spread: 25cm (10").

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

More info
    • 1 packet (300 marigold seeds)

    • Despatch: Within 1 days
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    • £1.99

Begonia x tuberhybrida 'Nonstop® Rose Petticoat' F1 Hybrid

Without doubt, a fantastic new colour to the 'Non-Stop®' series. Large,10cm (4in) eye-catching, deeply frilled, fully double blooms of white with a deep rose picotee. Height: 20-25cm (8-10in).

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

More info
    • 1 packet (25 begonia seeds)

    • Despatch: Within 1 days
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    • £0.99

Cineraria 'Dwarf British Beauty Mixed'

Pericallis x hybrida, Cineraria cruentus, Cineraria x hybrida, Florists' Cineraria, Senecio x hybridus

 Customer Rating
Neat plants with a rounded and graceful habit, in a brilliant, range of colours. An economical way of producing early spring flowering pot plants as they need little more than frost exclusion, Winter temperatures should not exceed 13C (55F) and can be as low as 7C (45F). Flowers spring onwards. Height/Spread: 25/25cm (10/10in).
More info
    • 1 packet (40 cineraria seeds)

    • Despatch: Within 1 days
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    • £3.69

Nasturtium 'Princess of India'

Tropaeolum majus, Indian Cress

A stunning dwarf selection of the ever popular Empress of India. Compact bushy plants have attractive small dark foliage and a mass of deep red flowers that sit neatly above the bronze foliage. Easy to grow, and will create a free-flowering summer display in borders or containers. Height: 20-25cm (8-10in).

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

More info
    • 1 packet (30 nasturtium seeds)

    • Despatch: Within 1 days
    •  
    • £2.69

Petunia x hybrida 'Super Cascade Improved' F1 Hybrid

 Customer Rating
The first fully integrated petunia mixture. For hanging baskets, containers and walls. The Super Cascades are much freer flowering and will cascade in 8 different colours - blue, white, pink, blush, cerise, salmon, scarlet and violet from a formula blending of seed. Weather tolerance, heat and wet, is excellent, they bloom from planting out to frost and have good drought tolerance. 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 (90 petunia seeds)

    • Despatch: Within 1 days
    •  
    • £3.99

Nemesia strumosa compacta 'Tapestry'

Cape Jewels

Bushy upright plants in a rich tapestry of colours which complement and contrast, in a very wide range including an eye-catching blue and white. The result is a superb glowing carpet of colour. More info
    • 1 packet (350 nemesia seeds)

    • Despatch: Within 1 days
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    • £2.49

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 senecio seeds)

    • Despatch: Within 1 days
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    • £1.99

Marigold 'Durango Bee' F1 Hybrid

Tagetes patula, French Marigold

A luxuriant variety with intense, rich, orange and yellow anemone-like flower heads, borne on branching, uniform plants. Exceptionally early flowering with outstanding garden performance. Height: 20-25cm (8-10in).

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

More info
    • 1 packet (40 marigold seeds)

    • Despatch: Within 1 days
    •  
    • £2.69

Portulaca grandiflora 'Happy Hour Mixture'

Rose Moss, Purslane

These dwarf trailing succulents simply love hot, dry conditions, making them perfect for ground cover, tumbling down banks or spilling out from rockeries. The large, semi double blooms open in full sun to reveal their spectacular tropical colours against a backdrop of fleshy foliage. Portulaca grandiflora 'Happy Hour Mixture' is drought tolerant once established and copes well with coastal conditions. Height: 25cm (10"). Spread: 30cm (12"). More info
    • 1 packet (80 portulaca seeds)

    • Despatch: Within 1 days
    •  
    • £2.49