Thompson & Morgan

Important delivery notice
The products on this site are only delivered to UK addresses. If you require delivery to another country please visit one of our other sites below.

Refine Results

Refine by..

Email Newsletter

Sign up to our newsletter

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 321 products.
 

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 heliotrope seeds)

    • Despatch: By end of December 2015
    •  
    • £2.99

Antirrhinum 'Axiom Series Mixed' F1 Hybrid

Snapdragon

The highest quality Antirrhinum we have ever trialed. Long, tall flower spikes, with a strong, upright habit in a magnificent formula mixture of seven stunning colours. Ideal for adding height to borders or as a long lasting cut flower. Height: 90-110cm (36-42in) More info
    • 1 packet (30 antirrhinum seeds)

    • Despatch: By end of September 2015
    •  
    • £3.79

Cosmos bipinnatus 'Versailles Tetra'

Whether in the border, cottage garden or at the back/centre of a summer bedding display, Versailles Tetra will not disappoint you. The exquisite slate-pink, 10cm (4in) flowers have a deep red zone towards the centre with a bright yellow eye. They flower over a long period and may be used as bright, cut flowers for the house. An excellent variety. Flowers summer. Height 91cm (36in)
More info
    • 1 packet (100 cosmos seeds)

    • Despatch: By end of November 2015
    •  
    • £2.69

Rudbeckia hirta 'Prairie Sun'

Coneflower, Black-eyed Susan

 Customer Rating

An impressive debut for beds and borders, this unique new plant was awarded a Fleuroselect Gold Medal. The unusual blooms with central green cones and bright orange petals radiating back to lemon yellow, make dazzling cut flowers.

More info
    • 1 packet (25 rudbeckia seeds)

    • Despatch: By end of March 2016
    •  
    • £3.49

Dahlia coccinea 'Species Mixed'

A vibrant mixture of delicate single flowers in several colours with many bicolour shades, Tall and free flowering, makes it ideal for adding height to bedding displays or filling gaps in perennial borders. Height 5 feet. Planting distance 27 inches.

More info
    • 1 packet (25 dahlia seeds)

    • Despatch:
    •  
    • £0.69
    • Out of stock

Cosmos bipinnatus 'Double Click Snow Puff'

The spectacular white, pom-pom flowers with a delicate hint of blushed pink of Cosmos Double Click Snow Puff sit on sturdy stems making this latest colour in the 'Double Click' series. Makes an excellent cut flower as well as adding height and interest to borders all summer.
More info
    • 1 packet (50 cosmos seeds)

    • Despatch: By end of October 2015
    •  
    • £2.99

Morning Glory 'Hazelwood Blues'

Ipomoea

The stunning colour mixture of Ipomoea Hazelwood Blues brings together some of the most attractive shades of blue available in Morning Glories. This is a truly vigorous annual climber, ideal for covering fences, trellis or an ornamental garden arch. Ipomoea Hazelwood Blues will also look spectacular planted in a large container and then trained up and through an obelisk to create a wonderful patio feature. More info
    • 1 packet (35 morning glory seeds)

    • Despatch: By end of August 2016
    •  
    • £1.99

Petunia x hybrida 'Sophistica Blue Morn' F1 Hybrid

An amazing new colour combination never before seen in petunias. The startling blue-purple of the large showy flowers washes away to a pale inner 'eye' in the centre of the blooms. Creates a fabulous free-flowering display in pots or baskets.

More info
    • 1 packet (12 petunia seeds)

    • Despatch: By end of September 2015
    •  
    • £0.99

Gazania 'Big Kiss Yellow Flame' F1 Hybrid

Treasure Flower

A 'Big' addition to the 'Kiss' Gazania series. Possibly the largest-flowered bedding gazania from seed, the flowers of Gazania Big Kiss are 50% bigger than those of traditional varieties - each bloom is an amazing 12cm (4½in) in diameter! The vibrant yellow and red stripes of Gazania Big Kiss Yellow Flame look as though they have been individually painted. Flowers all summer in a sunny garden situation - in borders or in containers on the patio. More info
    • 1 packet (15 gazania seeds)

    • Despatch:
    •  
    • £3.99
    • Out of stock

Snake Gourd - RHS Garden Explorers Children's Seeds

Trichosanthes cucumerina

I'm a strange 'gourd' that makes an exciting plant to grow as I have fruits that look like slippery snakes! When my fruits are dried you can paint me with spots, stars, stripes or whatever you like! Height: 2m. Why Not invite your friends round and see who can paint the brightest or craziest snake? More info
    • 1 packet (5 snake gourd seeds)

    • Despatch: By end of October 2015
    •  
    • £1.49

Begonia semperflorens 'Fairyland Mixed'

Begonia 'Fairyland Mixed' is a striking semi double, rose-bud flowered bedding begonia. This British-bred variety has outstanding vigour and excellent garden performance that is not usually seen in seed-raised, double-flowered begonias. Offering premium quality at a less than premium price, these versatile plants will create a riot of colour in borders and containers, thriving equally well in sun or shade. Height: 25cm (10"). Spread: 30cm (12"). More info
    • 1 packet (100 begonia seeds)

    • Despatch: By end of October 2015
    •  
    • £3.19

Lobelia pendula 'Monsoon'

  • Attractive late summer bronze foliage
If you liked Lobelia 'Crystal Palace' then this trailing version is sure to appeal. With a vigorous cascading habit and masses of deep blue flowers, Lobelia 'Monsoon' is ideal for filling baskets and containers or spilling over low walls and rockeries. The bright green summer foliage matures to a rich shade of bronze as the autumn approaches for a spectacular late summer display. Height: 15cm (6"). Spread: 30cm (12").
More info
    • 1 packet (650 lobelia seeds)

    • Despatch:
    •  
    • £2.19
    • Out of stock