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.

We have found 10 products.
 
Marigold 'Boy O' Boy Mixed'

Marigold 'Boy O' Boy Mixed'

Tagetes patula, French Marigold
 Customer Rating
Mixed - Neat and compact double crested flowers which are produced prolifically from early June until frosts. A petite bright and cheerful variety very suited for windowboxes and the front of the border as well as bedding, tubs etc. Flowers all summer.

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

 More info
    • 1 packet (115 seeds)

    • Despatch: Within 2 Days
    •  
    • £1.99
Lobelia 'Crystal Palace'

Lobelia erinus 'Crystal Palace'

Dainty, deep blue lobelia flowers smother neat globes of foliage that form very dwarf, compact plants. Lobelia ‘Crystal Palace’ 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: 10cm (4”). Spread: 15cm (6”). More info
    • 1 packet (2500 seeds)

    • Despatch: Within 2 Days
    •  
    • £2.09
Marigold 'Boy O' Boy Yellow'

Marigold 'Boy O' Boy Yellow'

Tagetes patula, French Marigold
A counterpart to Boy O' Boy Orange with large bright yellow, double crested flowers which are produced prolifically from early June until frosts. A petite bright and cheerful variety very suited for windowboxes and the front of the border as well as bedding, tubs etc. Flowers all summer.

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

 More info
    • 1 packet (115 seeds)

    • Despatch: Within 2 Days
    •  
    • £1.99
Lobelia 'Cambridge Blue'

Lobelia erinus 'Cambridge Blue'

A compact variety that holds an RHS AGM for its excellent garden performance. Clear sky-blue lobelia flowers are set above narrow, airy foliage on compact plants. Lobelia ‘Cambridge Blue’ 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: 10cm (4”). Spread: 15cm (6”). More info
    • 1 packet (2500 seeds)

    • Despatch: Within 2 Days
    •  
    • £2.09
Nemesia Mello Red & White

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 seeds)

    • Despatch: Within 2 Days
    •  
    • £2.19
Nemesia Strumosa Compacta Tapestry

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 seeds)

    • Despatch: Within 2 Days
    •  
    • £2.09
Marigold 'Boy O' Boy Orange'

Marigold 'Boy O' Boy Orange'

Tagetes patula, French Marigold
The large, deep orange, double crested flowers are produced prolifically from early June until frosts. A petite bright and cheerful variety very suited for windowboxes and the front of the border as well as bedding, tubs etc. Flowers all summer.

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

 More info
    • 1 packet (115 seeds)

    • Despatch: Within 2 Days
    •  
    • £1.99
Nemesia Strumosa Klm

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 seeds)

    • Despatch: Within 2 Days
    •  
    • £0.99
Marigold 'Mowgli Bicolour'

Marigold 'Mowgli Bicolour'

Tagetes patula, French Marigold
  • NEW in 2013
  • RHS Perfect for Pollinators
  • Easy to sow and grow
Add a bright splash of summer colour to your garden with this vibrant dwarf French marigold. Masses of red and yellow bicolour blooms cover these compact plants throughout summer - even without deadheading! With its neat habit and long flowering period, Marigold ‘Mowgli Bicolour’ makes the perfect choice for edging borders, or filling beds and containers. Height and spread: 15cm (6").

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

 More info
    • 1 packet (60 seeds)

    • Despatch: Within 2 Days
    •  
    • £1.99
Lobelia 'String Of Pearls'

Lobelia erinus compacta 'String of Pearls'

A well balanced mixture of the brightest colours for a dazzling, long lasting summer display. Lobelia ‘String of Pearls’ 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: 10cm (4”). Spread: 15cm (6”). More info
    • 1 packet (2500 seeds)

    • Despatch: Within 2 Days
    •  
    • £2.49