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 162 products.
 

Salpiglossis sinuata 'Black Trumpets'

Painted Tongue

 Customer Rating

Richly coloured Salpiglossis 'Black Trumpets' bears stunning, deep burgundy, almost black blooms, each attractively veined, with a golden eye at their throats. This dwarf, bushy and free flowering variety adds that exotic feel to your garden giving useful height to borders. The sturdy stems of this half hardy annual also make this a striking cut flower. Height: 50cm (20"). Spread: 30cm (12").

More info
    • 1 packet (50 salpiglossis seeds)

    • Despatch: Within 1 days
    •  
    • £1.99

Nasturtium 'Black Velvet'

Tropaeolum minus, Indian Cress

A unique colour in Nasturtiums! Deepest velvety, red-black blooms in abundance above fresh green foliage on neat, dwarf plants. Sure to create an eyecatching display in borders or containers when accompanied by Milkmaid. Will grow in any well-drained soil in full sun.

Culinary note: The peppery flavour of the leaves and colourful flowers will enrich salads and the unripened seeds can used like capers – delicious combined with cream cheese or butter in canapés. For more details about edible flowers click here.

More info
    • 1 packet (15 nasturtium seeds)

    • Despatch: Within 1 days
    •  
    • £2.99

Nasturtium 'Mahogany Jewel'

Tropaeolum majus, Indian Cress

 Customer Rating
Tropaeolum majus Mahogany Jewel Common name: Nasturtium An easy to grow annual with compact, uniform plants which are early to flower. The large, semi-double blooms in gloaming, deepest red mahogany are produced in succession over the summer months. Excellent summer ground cover for beds, borders, and containers.

Culinary note: The peppery flavour of the leaves and colourful flowers will enrich salads and the unripened seeds can used like capers – delicious combined with cream cheese or butter in canapés. For more details about edible flowers click here.

More info
    • 1 packet (25 nasturtium seeds)

    • Despatch: Within 1 days
    •  
    • £2.29

Salvia farinacea 'Seascape Mixed'

Mealy Sage, Mealycup Sage

A relaxing blend of three varieties of salvia with stunning flower spires in shades of blue with silver. These compact, branching and early flowering salvias will add a wonderful new dimension to bedding displays as they sway in the slightest breeze creating a truly tranquil border feature.

More info
    • 1 packet (50 salvia seeds)

    • Despatch: Within 1 days
    •  
    • £1.99

Nasturtium 'Rumba Mix'

Tropaeolum minus, Indian Cress

A vibrant colour combination of single and semi-double, red and peach flowers set above attractive dark green foliage. Nasturtium 'Rumba Mix' is easy to grow, creating a carpet of colour in beds, borders or containers where its lax habit tumbles over the edge, freely flowering all summer. Try growing Nasturtiums in the vegetable plot too and use the edible flowers and leaves to brighten salads. Height: 30cm (12"). Spread: 35cm (14").


Culinary note: The peppery flavour of the leaves and colourful flowers will enrich salads and the unripened seeds can used like capers – delicious combined with cream cheese or butter in canapés. For more details about edible flowers click here.

More info
    • 1 packet (30 nasturtium seeds)

    • Despatch: Within 1 days
    •  
    • £2.29

Lobelia erinus 'Cascade Mixed'

 Customer Rating

These trailing lobelia plants produce fountains of bloom in burgundy, violet, lilac and Cambridge blue, as well as a few bicolours! Lobelia 'Cascade' Mixed makes a sparkling addition to containers, flower Pouches® and window-boxes. An easy to grow annual that is deservedly popular for its versatility and long flowering period. Trails to: 25cm (10"). Spread: 15cm (6").

More info
    • 1 packet (1000 lobelia seeds)

    • Despatch: Within 1 days
    •  
    • £2.69

Nasturtium 'Whirlybird Mixed'

Tropaeolum majus, Indian Cress

Low mounds covered with a mass of bloom. The semi-double flowers are carried well above the foliage and face upwards so all are visible. Mixture of cherry, rose, gold, mahogany, orange, scarlet, tangerine and cream. Ideal for bedding, borders, tubs, containers etc. Flowers can be cut for unusual floral decorations.

Culinary note: The peppery flavour of the leaves and colourful flowers will enrich salads and the unripened seeds can used like capers – delicious combined with cream cheese or butter in canapés. For more details about edible flowers click here.

More info
    • 1 packet (25 nasturtium seeds)

    • Despatch: Within 1 days
    •  
    • £2.29

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: The peppery flavour of the leaves and colourful flowers will enrich salads and the unripened seeds can used like capers – delicious combined with cream cheese or butter in canapés. For more details about edible flowers click here.

More info
    • 1 packet (30 nasturtium seeds)

    • Despatch: Within 1 days
    •  
    • £2.99

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

Marigold 'La Bamba'

Tagetes patula, French Marigold

 Customer Rating

A new tall single flowered French Marigold from T&M's breeding. Featuring neat lemon yellow petals with a discreet orange striping, this special gem echoes relaxed, warm, airy summer days. A valuable addition to your summer bedding. Height: 50cm (20"). Spread: 40cm (16").

Culinary note: The citrus tasting flowers have many uses, try them in salads, sandwiches or seafood dishes too. For more details about edible flowers click here.

More info
    • 1 packet (100 marigold seeds)

    • Despatch: Within 1 days
    •  
    • £0.99

Nasturtium 'Dwarf Compact Mixed'

Tropaeolum majus, Indian Cress

One of the most foolproof and versatile of all summer flowering annuals. They produce an abundance of colourful blooms all held proudly above a blanket of foliage. Useful for bedding and border work of any description and in particular for carpeting dry, sunny banks, as they will thrive in soils where few other plants will even live. Flowers summer to frosts.


Culinary note: The peppery flavour of the leaves and colourful flowers will enrich salads and the unripened seeds can used like capers – delicious combined with cream cheese or butter in canapés. For more details about edible flowers click here.

More info
    • 1 packet (50 seeds)

    • Despatch: Within 1 days
    •  
    • £2.69