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 4 products.
 

Lobelia erinus 'Blue Wings'

On T&M's trials we believe we have found the largest flowered bedding lobelia available. Exceptionally abundant cobalt blue flowers cover compact mounds of foliage. With superb weather resistance Lobelia 'Blue Wings' makes a sparkling addition to beds, containers, flower Pouches® and window-boxes. An easy to grow annual that is deservedly popular for its versatility and long flowering period. Height: 15cm (6"'). Spread: 20cm (8"'). More info
    • 1 packet (1000 lobelia seeds)

    • Despatch: Within 1 days
    •  
    • £0.99

Aster 'Starlight Mixed'

Callistephus chinensis, China Aster

One of the best dwarf Asters! Intriguing spider-like flowers smother compact basal branched plants in attractive shades of blue, purple, scarlet and rose. Early to flower, adding a colourful display to borders or patio containers over a long flowering period. Height: 20cm (8in). More info
    • 1 packet (150 aster seeds)

    • Despatch: Within 1 days
    •  
    • £2.99

Lobelia erinus 'Mrs Clibran Improved'

Very useful for edging. Deep-blue flowers with a pretty, contrasting white eye. More info
    • 1 packet (1000 lobelia seeds)

    • Despatch: Within 1 days
    •  
    • £2.29

Aster 'Carpet Ball Mixed'

Callistephus chinensis, China Aster

Thick clustered, tightly-knit blooms create a colourful floral carpet. China aster 'Carpet Ball Mixed' produces neat, mound-shaped plants with the foliage almost obscured by the fully double flowers. These superb, low maintenance annuals flower over a long period throughout summer, making them ideal for brightening up the front of borders and patio containers. Height and spread: 20cm (8"). More info
    • 1 packet (185 seeds)

    • Despatch: Within 1 days
    •  
    • £2.99