10 colourful cosmos to grow

10 colourful cosmos to grow

We pick 10 of the best cosmos to grow for colour and cut flowers.

Cosmos are easy-to-grow, versatile annuals that produce daisy-like flowers through summer and into autumn, often up until the first frosts.

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They can be used to plug gaps in borders, grown as a feature in their own right, or used in container displays. Cosmos flowers attract a variety of bees, butterflies and hoverflies, and also look great in a vase.

For ideas and inspiration, check out eight cosmos planting combinations.

For best results grow in full sun in well-drained soil, and deadhead spent blooms regularly to prolong flowering.

Discover 10 great cosmos varieties to grow, below.

Cosmos flowers attract a variety of bees, butterflies and hoverflies, and also look great in a vase.

1

Cosmos bipinnatus ‘Dazzler’

Cosmos bipinnatus ‘Dazzler’ bears carmine-red blooms that really do dazzle in the garden, from early summer to mid autumn.

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2

Cosmos atrosanguineus

Formerly called Bidens atrosanguinea, chocolate cosmos is now a fashionable late summer highlight in warm borders, as much for its scent of vanilla and hot chocolate as for the dusky brownish-red blooms.

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3

Cosmos bipinnatus ‘Gazebo Red’

Cosmos ‘Gazebo Red’ is a medium-sized and bushy, early-flowering variety of cosmos, with lovely large, velvety red blooms.

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4

Cosmos bipinnatus ‘Fizzy Pink’

Cosmos bipinnatus ‘Fizzy Pink’ is a superb, tall, eye-catching annual, with flowers in strong colours ranging from white to carmine.

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5

Cosmos bipinnatus ‘Picotee’

Cosmos ‘Picotee’ has pretty, eye-catching blooms The soft pinkish-white petals are fringed with an irregular deep crimson.

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6

Cosmos bipinnatus ‘Purity’

Cosmos ‘Purity’ is a pure white form that flourishes in a spot in full sun. It’s a beautiful garden plant but also makes an excellent cut flower.

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7

Cosmos bipinnatus ‘Rubenza’

Cosmos ‘Rubenza’ has two-tone flowers which emerge a deep velvety red and mature to a rich rose. As it’s more compact than other varieties, it works well in a container.

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8

Cosmos ‘Sonata White’

Cosmos ‘Sonata White’ bears large white flowers on compact plants, making it another variety that’s ideal for growing in pots.

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9

Cosmos bipinnatus ‘Sea Shells’

Cosmos ‘Sea Shells’ has unusual, fluted petals like a sea shell. Bright pink petals fan out from a yellow, button-like centre.

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10

Cosmos bipannatus ‘Sensation Mixed’

Cosmos bipinnatus ‘Sensation Mixed’ bears large, daisy-like flowers in shades of pink and white, throughout the summer and right up until the first frosts.

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Collecting cosmos seeds

Have a go at collecting seeds from your cosmos. Although you’re not guaranteed exactly the same flowers next year, it’s exciting to see what will spring up and it’ll save you money on seeds.