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 179 products.
 

Marigold 'Dune Mixed'

Tagetes erecta, African Marigold

From the best of British breeding this outstanding African marigold offers amazing garden and container performance, in an eye-catching mixture of yellow, gold and orange. The flowers of this superb annual have a unique petal formation which prevents excessive water being held in the blooms, making them extremely weather resistant. Superb value for money, Marigold 'Dune Mixed' is the best open-pollinated marigold available! Height and spread: 30cm (12"). More info
    • 1 packet (40 marigold seeds)

    • Despatch: Within 1 days
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    • £2.49

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
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    • £2.49

Nasturtium 'Phoenix'

Tropaeolum minus, Indian Cress

Curious split petals make the flame-like flowers of Nasturium 'Phoenix' particularly eye catching. Prolific and free flowering, the blooms are produced in abundance in beautiful fiery shades of gold, orange and red. Like all Nasturtiums, it's easy to grow. Let its bushy stems spill from hanging baskets and window boxes or create a carpet of colour in beds and borders. Height: 30cm (12"). Spread: 35cm (14").

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

More info
    • 1 packet (25 nasturtium seeds)

    • Despatch: Within 1 days
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    • £2.49

Marigold 'Scarlet Sophie'

Tagetes patula, French Marigold

Spectacular camellia-like blooms - uniquely different, the rich russet red flowers trimmed with gold change to flame red as the flower ages. Early and smothered with blooms all season. Recommended for beds, borders, pots, window boxes etc. Flowers all summer. Height: 25-30cm (10-12in).

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

More info
    • 1 packet (100 marigold seeds)

    • Despatch: Within 1 days
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    • £2.69

Marigold 'Starfire'

Tagetes tenuifolia, Signet Marigold

Dwarf, compact and neat plants. The flowers in a rich colour range are produced in abundance superb for bedding, edging and containers. Flowers early summer to frost. Height 15-20cm (6-8in).

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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    • £2.99

Marigold 'Sunspot Mixed'

Tagetes erecta, African Marigold

All the quality of an F1 Hybrid marigold packed into an open pollinated variety. That means real value for money! Dwarf, compact plants have good sized flower heads of orange, light yellow and gold and begin blooming much earlier than other varieties of this kind. More info
    • 1 packet (100 marigold seeds)

    • Despatch: Within 1 days
    •  
    • £2.69

Nemesia 'Mello Red & White'

Cape Jewels

This is unquestionably one of the most powerfully impulsive flower colours to be found recently in any introduction in the horticultural world. The top petals are a full blooded, strong vibrant red, in clear contrast to the lower petals creamy whiteness. 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. Height : 20-23cm (8-9in). More info
    • 1 packet (300 nemesia seeds)

    • Despatch: Within 1 days
    •  
    • £2.59

Lobelia erinus 'Paper Moon'

One of the best compact, pure white varieties available with early flowers that have a remarkably high percentage of true colour. Lobelia 'Paper Moon' makes a sparkling addition to beds, containers, flower Pouches® and window-boxes, and even looks well placed in the rockery. An easy to grow annual that is deservedly popular for its versatility and long flowering period. Height and spread: 20cm (8"). More info
    • 1 packet (1500 lobelia seeds)

    • Despatch: Within 1 days
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    • £2.99

Cladanthus arabicus 'Golden Crown'

Palm Springs Daisy

An easy to grow annual, perfect as a filler, where the rich gold will weave through your border. The ferny foliage of Cladanthus Golden Crown gives rise to many golden discs, and each new stem radiates from the edge of the faded flower in a most unusual fashion. Prefers an ordinary, well drained soil in full sun.

More info
    • 1 packet (750 cladanthus seeds)

    • Despatch: Within 1 days
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    • £0.69

Begonia x tuberhybrida 'Show Angels Mixed' F1 Hybrid

These exquisite begonias are the premier basket and container plant. With pendulous habit and an abundance of large, mostly fully double flowers, the selection contains some delightful picotees. They flower early, are uniform with vigour, and have good mildew resistance. Well worth the money! 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 begonia seeds)

    • Despatch: Within 1 days
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    • £0.99

Petunia x hybrida 'Sophistica Antique Shades' F1 Hybrid

Extremely pretty petunia with large ruffled blooms, each one seemingly hand-painted in lovely shades of soft pink and blushed cream not previously seen in petunias. Suitable for pots or baskets, making a stunning patio feature where it will flower freely all summer.

More info
    • 1 packet (12 petunia seeds)

    • Despatch: Within 1 days
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    • £0.99

Gazania splendens 'New Day Mix' F1 Hybrid

Treasure Flower

A sensational blend of vibrant Gazania, bringing together all forms of colours and stripes in one fabulous mix. The short stems support large, wide blooms that open quickly and remain open for longer. Gazania splendens 'New Day Mix' are ideal for adding long lasting colour to summer bedding schemes and patio containers. These versatile plants will even tolerate windy coastal positions. Height and spread: 25cm (10"). More info
    • 1 packet (20 gazania seeds)

    • Despatch: Within 1 days
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    • £3.49