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 9 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

Gazania 'Kiss Bronze' F1 Hybrid

Treasure Flower

Very early and free flowering even in dull, cool weather. Naturally compact, strong basal branches, ensuring multiflowering plants. Ideal for borders, and containers. More info
    • 1 packet (20 gazania seeds)

    • Despatch: Within 1 days
    •  
    • £3.69

Gazania 'Kiss Rose' F1 Hybrid

Treasure Flower

Very early and free flowering even in dull, cool weather. Naturally compact, strong basal branches, ensuring multiflowering plants. Ideal for borders, and containers. More info
    • 1 packet (20 gazania seeds)

    • Despatch: Within 1 days
    •  
    • £3.69 £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

Marigold 'Starfire'

Tagetes tenuifolia, Signet Marigold

Dwarf, compact and neat plants. The flowers in a rich colour range are produced in abundance superb for bedding, edging and containers. Flowers early summer to frost. Height 15-20cm (6-8in).

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 (300 marigold 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

Salvia 'White Surprise'

  • A classic plant with a modern twist
  • A Must have bedding plant
  • Contemporary take on an old classic
Salvia plants should be a staple ingredient in your summer pots and bedding - the vibrant flower plumes have been a summer mainstay for generations. If traditional varieties are a bit brash for your tastes, Salvia 'White Surprise' offers something a little different - a little more refined. The red florets house delightful creamy-white inners, and the effect isn't as in your face as the big, bright red ones! Bring a touch of class to your summer flower displays with this easy to grow annual and carry the torch for the next generation. Height: 40cm (16in). Spread: 20cm (12in).
More info
    • 1 packet (20 salvia seeds)

    • Despatch: Within 1 days
    •  
    • £1.99

Gazania 'Kiss Gold' F1 Hybrid

Treasure Flower

Very early and free flowering even in dull, cool weather. Naturally compact, strong basal branches, ensuring multiflowering plants. Ideal for borders, and containers. More info
    • 1 packet (20 gazania seeds)

    • Despatch: Within 1 days
    •  
    • £3.69

Gazania 'Kiss White' F1 Hybrid

Treasure Flower

 Customer Rating
Very early and free flowering even in dull, cool weather. Naturally compact, strong basal branches, ensuring multiflowering plants. Ideal for borders, and containers.
More info
    • 1 packet (20 gazania seeds)

    • Despatch: Within 1 days
    •  
    • £3.69