Call us today: 0844 573 1818 Calls cost 7p per minute plus your phone company's access charge
My Account My Orders Newsletter sign up Quick Shop

100% Satisfaction Guarantee

Track Your Order

Award Winning Varieties

Voted Best Online Retailer

Our Customers Rate Our Excellent Service

Home>Flowers, Plants & Shrubs>Popular Flower Seeds>Cosmos Seeds

Refine Results

Hardiness ▼

Harvest Period ▼

Height up to ▼

Ideal For ▼

Longevity ▼

Moisture ▼

Other Accolades ▼

Other Features ▼

Evergreen ▼

Expertise Aftercare (Seeds & Plants) ▼

Expertise Germination Seeds ▼

Scented Flower ▼

Soil Ph ▼

Exposure ▼

Soil Type ▼

Flowering Months ▼

Flower Colour ▼

Foliage Colour ▼

Foliage Scented ▼

Attractive To Wildlife ▼

Awards & Recommendations ▼

Brand ▼

Child Friendly ▼

Sowing Months ▼

Spread up to ▼

Sun Shade ▼

Grow In ▼

Habit ▼


Special Offers

4 Antique Planters only £19.99 with every order

Snips only £1.99 with every order

12 Lavender plants only £2.99 with every order

*Offers available at the basket*

refine
1 Review

Cosmos bipinnatus 'Double Click Trio'

Double Click Trio comprises 1 packet each of: Cosmos Double Click - stunningly vivid blooms, each with a double row of unusually fluted petals, range in colour from rosy-red to white and pink shades. Cosmos Double Click Rose Bonbon - spectacular, rose-pompom flowers sit proudly on top of strong stems, making Double Click Rose Bonbon a 'mustfor adding height to summer borders. Cosmos Double Click Snow Puff - spectacular white, pompom flowers with a delicate hint of blushed pink. More Info
Quick Buy

3 packets - 1 of each variety (165 cosmos seeds in total) (T99508P) Save £1.98 Despatch: within 24 hours

£8.97 £6.99

Add to Basket

Just£6.99

5 Reviews

Cosmos bipinnatus 'Sensation Mixed'

A superb tall and easy annual with strong colours ranging from white to carmine. Excellent for cutting and make very attractive pot plants for summer flowering in a cold greenhouse. Flowers summer to autumn. Height 36-48in More Info
Quick Buy

1 packet (80 cosmos seeds - seed tape) (TST01367) Despatch: within 24 hours

£2.69

Add to Basket

1 packet (200 cosmos seeds) (TT01367) Despatch: within 24 hours

£2.69

Add to Basket

Just£2.69

4 Reviews

Cosmos bipinnatus 'Xanthos'

Unique soft-yellow blooms are produced in profusion on compact dwarf plants, bringing real impact to patio containers, beds and borders. This early flowering cosmos will start to bloom in as little as 70 days from sowing, going on to offer six months of colour from May to October - keep on top of the deadheading and new flowers will just keep coming!

Use the classy blooms en-masse for an elegant feel to your displays, if not, set them in combination with other annuals to complement pastel shades or calm hot colours. The stand-out flowers also make a great underplanting to shrubs and h ... More Info
Quick Buy

1 packet (20 cosmos seeds) (TT60107) Despatch: within 24 hours

£3.69

Add to Basket

2 packets (60 cosmos seeds) (TM64945P) Despatch: within 24 hours

£4.49

Add to Basket

2 Options From £3.69

Cosmos bipinnatus 'Sea Shells'

Fluted sea shells around a buttonlike centre. Finely cut, ferny foliage also useful for cutting. More Info
Quick Buy

1 packet (100 seeds) (TT01306) Despatch: within 24 hours

£2.99

Add to Basket

Just£2.99

1 Review

Cosmos bipinnatus 'Gazebo Mixed'

A mid-height, easy to grow annual with well branched plants which come into flower earlier than most varieties. The attractive fern-like foliage is crowned with many large blooms of velvet red, rose-pink and pure white. An ideal border filler, or simply use in a large container or as a bedding plant. Flowers summer. Height: 60cm (24in) More Info
Quick Buy

1 packet (100 cosmos seeds) (TT02026) Despatch: within 24 hours

£2.99

Add to Basket

Just£2.99

1 Review

Cosmos sulphureus 'Polidor'

A bright, striking mixture of orange and lemon shades. The semi-double flowers, of medium size, are borne on bushy plants of fresh, fern-like foliage. Earlier to bloom than many other Cosmos More Info
Quick Buy

1 packet (100 cosmos seeds) (TT03474) Despatch: within 24 hours

£2.99

Add to Basket

Just£2.99

Cosmos bipinnatus 'Double Click'

The best quality, award winning, double and semi double mixed Cosmos ever! A colourful blend, including rosy-red, white and pink shades. Ideal planted in small drifts, adding height and colour to cottage and annual borders. Height: 90-100cm (36-40 inches) More Info
Quick Buy

1 packet (65 cosmos seeds) (TT04288) Despatch: within 24 hours

£2.99

Add to Basket

Just£2.99

Cosmos bipinnatus 'Antiquity'

A completely unique colour in Cosmos. Flowers are rich burgundy on opening and change to an antique bronze-salmon when ageing creating an attractive, two-toned effect. Very early flowering and floriferous all summer. Excellent for borders or containers More Info
Quick Buy

1 packet (30 cosmos seeds) (TT04579) Despatch: within 24 hours

£2.99

Add to Basket

Just£2.99

1 Review

Cosmos bipinnatus 'Psyche White'

Glistening pure white semi-double and single, large, wavy, upright blooms stand proud above deep green ferny foliage. Flowers non-stop from mid summer until autumn adding height and interest to borders, or as a striking cut flower More Info
Quick Buy

1 packet (75 cosmos seeds) (TM04580) Despatch: within 24 hours

£2.99

Add to Basket

Just£2.99

Cosmos bipinnatus 'Double All Sorts Mixed'

This wonderful mixture contains a full range of flower forms and colours and includes much-sought-after picotees and stripes. An easy-to-grow annual which will flower all summer and its height means that it will make a superb backdrop to your borders or a long-lasting and pretty addition to flower arrangements! Height: 100-120cm (40-48in) More Info
Quick Buy

1 packet (75 cosmos seeds) (TT04664) Despatch: within 24 hours

£2.99

Add to Basket

Just£2.99

Cosmos bipinnatus 'Double Click Rose Bonbon'

Following the amazing success of Double Click Mixed, this is the first straightcoloured, high-quality, fully-double Cosmos from seed to be introduced! The spectacular, rose pom-pom flowers sit proudly on top of strong stems, making Double Click Rose Bonbon a 'mustfor adding height to summer borders and an imposing and rarely-seen cut flower. Height: 60-90cm (2-3 feet) More Info
Quick Buy

1 packet (20 cosmos seeds) (TT04665) Despatch: within 24 hours

£2.99

Add to Basket

Just£2.99

Cosmos bipinnatus 'Sonata Series Mixed'

An RHS AGM variety in a superb mixture of colours. This beautiful dwarf variety reaches a maximum height of 60cm (24") making it perfectly proportioned for sunny borders and containers. The 8cm (3") wide, daisy-like blooms of Cosmos 'Sonata Series Mixed' float above the finest lacy foliage. The strong stems and long vase life of this compact annual make them ideal for cutting for a colourful bouquet. Height: 60cm (24"). Spread: 45cm (18") More Info
Quick Buy

1 packet (30 cosmos seeds) (TT06203) Despatch: within 24 hours

£2.99

Add to Basket

Just£2.99

1 Review

Cosmos bipinnatus 'Purity'

Ferny foliage and graceful pure white flowers up to 4in or more in diameter make this an effective and popular, easy annual. Flowers summer to autumn. Height 3 to 4 feet. More Info
Quick Buy

1 packet (100 cosmos seeds) (TT06208) Despatch: within 24 hours

£2.99

Add to Basket

Just£2.99

Cosmos bipinnatus 'Psyche Mixed'

Semi-double and single, large, waved, upright blooms distinct and charming. 80% true from seed as they can make fine cut flowers and can also be used as summer flowering pot plants for the cold greenhouse. Flowers summer to autumn. Height 36in. More Info
Quick Buy

1 packet (100 seeds) (TT06210) Despatch: within 24 hours

£2.99

Add to Basket

Just£2.99

Cosmos bipinnatus 'Pied Piper Red'

The only separate colour available in the Sea Shells type, with fluted, shell-like petals of velvet crimson-red. The ferny foliage helps to make this a wonderful cut flower as well as a good back of border plant More Info
Out of Stock

1 packet (100 cosmos seeds) (TX06247) Out Of Stock

£0.99

Email me when back in stock

Just£0.99

Cosmos bipinnatus 'Versailles Tetra'

Whether in the border, cottage garden or at the back/centre of a summer bedding display, Versailles Tetra will not disappoint you. The exquisite slate-pink, 10cm (4in) flowers have a deep red zone towards the centre with a bright yellow eye. They flower over a long period and may be used as bright, cut flowers for the house. An excellent variety. Flowers summer. Height 91cm (36in) More Info
Quick Buy

1 packet (60 cosmos seeds) (TT07619) Despatch: within 24 hours

£2.99

Add to Basket

Just£2.99

4 Reviews

Cosmos bipinnatus 'Sweet Sixteen'

Eye-catching soft blushed pink blooms, each have distinct darker pink picotee edges and an attractive double frill in the centre of each flower. Cosmos Sweet Sixteen is ideal for adding height and interest to borders as well as making an intriguing cut flower More Info
Quick Buy

1 packet (70 cosmos seeds) (TT08251) Despatch: within 24 hours

£2.99

Add to Basket

Just£2.99

2 Reviews

Cosmos bipinnatus 'Rubenza'

Wonderfully easy-to-grow plants which flower all summer until the first frosts. The dark, ruby-red blooms of Cosmos bippinatus Rubenza change to a lovely traditional rose red as they mature - their outstanding colour has earned them a Fleuroselect Novelty award. Cosmos bippinatus Rubenza shows excellent garden performance, especially planted in borders in drifts More Info
Quick Buy

1 packet (60 cosmos seeds) (TM08256) Despatch: within 24 hours

£2.99

Add to Basket

Just£2.99

Cosmos bipinnatus 'Double Click Snow Puff'

The spectacular white, pom-pom flowers with a delicate hint of blushed pink of Cosmos Double Click Snow Puff sit on sturdy stems making this latest colour in the 'Double Clickseries. Makes an excellent cut flower as well as adding height and interest to borders all summer More Info
Quick Buy

1 packet (50 cosmos seeds) (TT08258) Despatch: within 24 hours

£2.99

Add to Basket

Just£2.99

10 Reviews

Cosmos sulphureus 'Brightness Mixed'

Possibly the most free-flowering cosmos of this type. Dwarf and bushy plants are covered with flowers in a delightful mixture of gold, lemon, orange and red from early summer through to the autumn frosts. Spectacular when planted towards the front of annual borders or in containers More Info
Quick Buy

1 packet (100 cosmos seeds) (TT08373) Despatch: within 24 hours

£2.99

Add to Basket

Just£2.99

Cosmos bipinnatus 'Cosimo Red-White'

The earliest flowering cosmos on our trials! Dwarf, bushy plants produce masses of attractive red and white bicolour blooms. More Info
Quick Buy

1 packet (40 cosmos seeds) (TM52053) Despatch: within 24 hours

£2.49

Add to Basket

Just£2.49

Cosmos bipinnatus 'Cupcakes White'

More Info
Quick Buy

1 packet (30 cosmos seeds) (TM03669) Despatch: within 24 hours

£1.99

Add to Basket

Just£1.99

Cosmos bipinnatus 'Cupcakes'

Unusual unbroken single petal in pink and white. More Info
Quick Buy

1 packet (100 cosmos seeds) (TM50391) Despatch: within 24 hours

£1.99

Add to Basket

Just£1.99

Flower & Vegetable 2016 Collection

The Flower & Vegetable of the Year Collection contains (1 packet each of Cosmos 'Xanthos' and Tomato Mountain Magic).

Cosmos 'Xanthos' - Unique soft-yellow blooms are produced in profusion on compact dwarf plants, bringing real impact to patio containers, beds and borders.
Tomato Mountain Magic - This top-performing cordon variety is ideal for sunny veg patches and borders as well as outdoor grow bags. Mountain Magic F1 takes on a high sugar level from its grape tomato parentage, and combines the rich flavour of heritage varieties with modern F1 hybrid disease res ... More Info
Quick Buy

2 packets - 1 of each variety (35 seeds in total) (TM65078P) Despatch: within 24 hours

£5.49

Add to Basket

Just£5.49

Cosmos bipinnatus 'Lemonade™'

Where Cosmos 'Xanthos' improved, 'Lemonade' excels! Just look at these delicate, citrus yellow blossoms – simply masses of them are produced throughout the summer on short, branching plants. Fantastic for patio pots or as a robust and oh-so-floriferous border filler! Create a stunning and eyecatching display where these delightful new cosmos can be fully appreciated. More Info
Quick Buy

1 packet (30 cosmos seeds) (TT54849) Despatch: within 24 hours

£2.49

Add to Basket

Just£2.49