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. For direct sowing take a look at our stunning range of hardy annual seeds.



We have found 33 products.
 

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

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

Petunia x hybrida 'Purple Velvet' F1 Hybrid

The best ever basket petunia from seed! 'Purple Velvet' out-performs expensive cutting raised Surfinia petunias. Trailing stems, up to 1m (3ft) in length, are continuously smothered in velvety, purple blooms until the first frosts.Excellent for baskets and containers. Can also be planted in borders where it will make very effective ground cover. 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 (12 petunia seeds)

    • Despatch: Within 1 days
    •  
    • £3.99

Petunia grandiflora 'Double Cascade Blue' F1 Hybrid

Attractive, large fully double blooms in the deepest velvety blue, almost look black when shimmering in the sunshine. The flowers have an added bonus of quickly recovering after a shower of rain. Their cascading habit makes them ideal as groundcover or tumbling over the sides of containers or baskets. Height: 23-30cm (9-12in) 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 (30 petunia seeds)

    • Despatch: Within 1 days
    •  
    • £3.49

Nasturtium 'Banana Split'

Tropaeolum minus, Indian Cress

 Customer Rating

Showing superb garden performance in our trials, this eye-catching nasturtium produces masses of lovely golden-petalled flowers which sit on top of lush green foliage. The slightly ruffled blooms fade to lemon as the season progresses whilst the lax, bushy, slightly spreading habit makes Nasturtium Banana Split a must for containers as well as the front of borders where it will flower freely all summer.


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
    •  
    • £2.99

Petunia grandiflora 'Cascade Pink Orchid Mist' F1 Hybrid

 Customer Rating
A charming duet of soft pink and orchid mist, form this exclusive trailing petunia blend. Large double and semi-double blooms on cascading stems produced throughout summer. Excellent in baskets and containers. 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 (25 petunia seeds)

    • Despatch: Within 1 days
    •  
    • £3.69

Petunia 'Trailing Trio' Offer

The best-ever trailing petunias from seed! These spectacular cascading varieties will outperform expensive cutting-raised Surfinia® petunias every time, producing trailing stems of up to 1m (3ft) in length, continuously smothered in blooms all summer until the first frosts. 'Rose Vein Velvet' is the latest colour in the 'Velvet' series and promises to be as impressive as its forebears. Stunning in baskets, window boxes and other containers as well as in borders, where they make very effective and colourful ground cover.
Collection includes the varieties 'Purple Velvet', 'Rose Vein Velvet' and 'Salmon Velvet'.
More info
    • 1 packet of each variety (36 petunia seeds in total)

    • Despatch: Within 1 days
    • SAVE *£2.38  
    • £11.37 £8.99

Nasturtium 'Alaska Mixed'

Tropaeolum majus, Indian Cress

The leaves are conspicuously marbled in green and white and in themselves produce a very attractive plant. Add to this vivid multicoloured blooms, flowering above the foliage, and an unforgettable sight is produced. Flowers summer to frost. Height 20cm (8in).

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 seeds)

    • Despatch: Within 1 days
    •  
    • £2.69

Nasturtium 'Strawberries and Cream'

Tropaeolum majus, Indian Cress

A showy variety with light yellow semi-double flowers, boldly blotched scarlet in a delightful combination. Suitable for bedding, edging and flowering freely in most soils, particularly in poor dry ones. Also makes a very showy summer flowering pot plant for the cold greenhouse, conservatory or cool, well lit windowsill. Height 23-30cm (9-12in).

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 (20 nasturtium seeds)

    • Despatch:
    •  
    • £2.99
    • Out of stock

Nasturtium 'Double Delight Cream'

Tropaeolum majus, Indian Cress

On T&M's trials this was the best top flowering double Nasturtium. Gorgeous double to semi-double large cream blooms with a hint of lime, smother the bushy mid-green foliage. Nasturtium Double Delight Cream is easy to grow, freely-flowering all summer.


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 seeds)

    • Despatch: Within 1 days
    •  
    • £2.29

Petunia 'Waves Mixed' F1 Hybrid

Quite unique for 'flower power' and its exceptional trailing habit. One of the best Petunias for ground cover, baskets and Flower PouchesT. Non-stop flowering even during heavy rain. Height: 15cm (6in) spreading to 90cm (3ft). 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 (20 petunia seeds)

    • Despatch: Within 1 days
    •  
    • £4.49

Petunia hybrida 'Salmon Velvet' F1 Hybrid

The best ever trailing Petunia from seed! Following the success of our customer favourite Purple Velvet we have the next colour in the series - Salmon Velvet. These will outperform expensive cutting-raised Surfinia Petunias. Producing trailing stems up to 1m (3ft) in length, continuously smothered in blooms all summer until the first frosts. Can also be planted in borders, where it will make very effective ground cover. 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 (12 petunia seeds)

    • Despatch: Within 1 days
    •  
    • £3.69