Cosmos Seeds

Cosmos 'Radiance' – Seeds

(Cosmos bipinnatus)

Cosmos 'Radiance' is a charming variety that produces large, daisy-like blooms in deep carmine-pink with a lighter halo around the golden-yellow centers. The graceful, feathery foliage and long, slender stems make it a superb choice for garden displays and cut flowers. Easy to grow and long-flowering, it’s a true summer favourite.

Key Features

• Type: Half-hardy annual

• Height: 90–120 cm

• Spread: 40–50 cm

• Flowering: June–October

• Position: Full sun

• Soil: Well-drained, moderately fertile

Ideal For

• Cottage gardens

• Wildlife and pollinator-friendly planting

• Borders and background planting

• Cut flower arrangements

Sowing & Growing

• Sow indoors: March–April at 18–21°C

• Sow outdoors: May–June directly in final position

• Germination: 7–10 days

• Thin/transplant to 30–40 cm spacing

• Deadhead regularly for prolonged flowering

Dwarf Cosmos 'Carpet' Mix – Seeds

(Cosmos sulphureus semidouble)

Dwarf Cosmos 'Carpet' Mix produces compact, bushy plants covered in a dazzling blend of orange, yellow, and red semi-double blooms. Unlike taller cosmos varieties, this dwarf mix stays low, creating a brilliant “carpet” of color perfect for borders, bedding, or pots. Easy to grow and tolerant of poor soil, heat, and drought, it flowers all summer long.

Key Features

• Type: Half-hardy annual

• Height: 25–40 cm

• Spread: 25–30 cm

• Flowering: June–October

• Position: Full sun

• Soil: Light, well-drained

Ideal For

• Bedding displays & borders

• Pots and containers

• Edging paths

• Pollinator-friendly gardens

Sowing & Growing

• Sow indoors: March–April, germinate at 18–22°C

• Sow outdoors: April–May after frost

• Transplant or thin to 25–30 cm spacing

• Deadhead regularly to extend blooming

Cosmos ‘Sunset’ Yellow – Seeds

(Cosmos bipinnatus)

Cosmos ‘Sunset’ Yellow is a cheerful annual with bright yellow, daisy-like flowers atop tall, airy stems. Easy to grow and long-flowering, it brings vibrant color to borders, wildflower gardens, and meadows. Its nectar-rich blooms attract bees, butterflies, and other pollinators, making it both beautiful and beneficial for the garden ecosystem.

Why Grow Cosmos ‘Sunset’ Yellow?

• Bright yellow, daisy-like blooms

• Tall, airy, and elegant stems

• Long-flowering and easy to grow

• Attracts bees, butterflies, and pollinators

Key Features

• Type: Annual

• Height: 100–150 cm

• Flowers: Summer to autumn

• Position: Full sun

• Soil: Well-drained, moderately fertile

Ideal For

• Borders, wildflower gardens, and meadows

• Cut flowers and floral arrangements

• Pollinator-friendly gardens

• Bright, cheerful garden displays

Sowing & Growing

• Sow indoors: February–April in seed trays

• Sow outdoors: April–May in prepared soil

• Germination: 7–14 days at 18–22°C

• Spacing: 25–30 cm apart

• Care: Moderate watering; remove weeds and deadhead to encourage continuous flowering

Cosmos ‘Candy Stripe’ – Seeds

(Cosmos bipinnatus)

Cosmos ‘Candy Stripe’ is an elegant annual with delicate, bicolor flowers in white with soft pink stripes. Its tall, airy stems make it perfect for borders, wildflower meadows, and cut flowers. Easy to grow, long-flowering, and attractive to pollinators, it adds a charming, whimsical touch to any garden.

Why Grow Cosmos ‘Candy Stripe’?

• White flowers with soft pink stripes

• Tall, airy stems

• Long-flowering and easy to grow

• Attracts bees, butterflies, and pollinators

Key Features

• Type: Annual

• Height: 100–150 cm

• Flowers: Summer to autumn

• Position: Full sun

• Soil: Well-drained, moderately fertile

Ideal For

• Borders, wildflower gardens, and meadows

• Cut flowers and floral arrangements

• Pollinator-friendly gardens

• Low-maintenance colorful displays

Sowing & Growing

• Sow indoors: February–April in seed trays

• Sow outdoors: April–May in prepared soil

• Germination: 7–14 days at 18–22°C

• Spacing: 25–30 cm apart

• Care: Moderate watering; remove weeds and deadhead for continuous blooms

Garden Cosmos ‘Picotee’ – Seeds (Cosmos bipinnatus)

Garden Cosmos ‘Picotee’ (Cosmos bipinnatus) is an elegant annual producing daisy-like flowers with delicate contrasting edges in shades of white, pink, and magenta. Its tall, airy stems create a graceful, meadow-like effect, making it perfect for borders, cottage gardens, and cutting gardens. Easy to grow and long-flowering, it also attracts pollinators such as bees and butterflies.

Why Grow "Picotee"

• Striking flowers with contrasting colored edges

• Tall, airy stems for a graceful, meadow-like display

• Long flowering season from summer to autumn

• Attracts pollinators

Key Features

• Type: Annual (Cosmos bipinnatus)

• Height: 80–120 cm

• Flowering: July–October

• Position: Full sun

• Uses: Borders, cottage gardens, cutting gardens, pollinator-friendly planting

Ideal For

• Cottage and wildflower-style gardens

• Tall border displays

• Cutting gardens for bouquets

• Pollinator-friendly garden spaces

Sowing & Growing

• Sow outdoors: April–June directly in prepared soil

• Germination: 7–14 days at 18–22°C

• Thin seedlings to 30–40 cm apart

• Prefers full sun and well-drained soil

• Deadhead to prolong flowering

Cosmos ‘Polidor’ Mix – Seeds (Cosmos sulphureus)

The Cosmos ‘Polidor’ Mix is a dazzling, warm-toned variety producing masses of semi-double blooms in shades of gold, orange, and scarlet-red. Unlike the softer pastel cosmos, this species (Cosmos sulphureus) is more compact, with bushy growth and excellent heat tolerance. Perfect for bright summer borders and butterfly gardens.

Highlights

• Vivid warm shades: yellow, orange, and red

• Semi-double flowers with a cheerful, fiery look

• Excellent for hot, sunny, dry spots

• Attracts bees, butterflies, and pollinators

Key Features

• Botanical Name: Cosmos sulphureus

• Variety: ‘Polidor’ Mix

• Seed Count: Approx. seeds per pack

• Height/Spread: 60–90 cm tall, 30–45 cm spread

• Position: Full sun, well-drained soil

• Flowering Period: July–October

Perfect For

• Adding vibrant warm tones to garden beds

• Containers, borders, and cutting gardens

• Low-maintenance summer displays

• Pollinator-friendly plantings

Sowing Instructions

• Sow indoors March–April at 18–21°C

• Cover seeds lightly with compost

• Germination: 7–14 days

• Harden off and transplant outdoors after frost, spacing 25–30 cm apart

• Can also be direct sown outdoors May–June

Cosmos ‘Sea Shell’ Mix – Seeds (Cosmos bipinnatus)

The Cosmos ‘Sea Shell’ Mix is a striking and unusual variety of cosmos, admired for its distinctive tubular petals that resemble delicate sea shells. Blooms appear in vibrant shades of pink, carmine, rose, and white, creating a romantic, airy effect in the garden. This tall, free-flowering annual adds elegance to borders and makes excellent cut flowers.

Highlights

• Unique tubular, seashell-shaped petals

• Tall, graceful plants with airy foliage

• Continuous blooms all summer into autumn

• Attracts butterflies, bees, and pollinators

Key Features

• Botanical Name: Cosmos bipinnatus

• Variety: ‘Sea Shell’ Mix

• Seed Count: Approx. seeds per pack

• Height/Spread: 90–120 cm tall, 30–45 cm spread

• Position: Full sun, well-drained soil

• Flowering Period: June–October

Perfect For

• Cottage gardens and wildflower-style borders

• Tall background planting

• Cutting for long-lasting vase displays

• Pollinator-friendly gardens

Sowing Instructions

• Sow indoors March–April at 18–21°C

• Cover seeds lightly with compost

• Germination: 7–10 days

• Harden off and plant out after frost, spacing 30–40 cm apart

• Can also be direct sown outdoors April–May

Dwarf Cosmos Early 'Vega' Mix – Seeds (Cosmos bipinnatus)

The Dwarf Cosmos Early 'Vega' Mix is a compact, early-flowering variety of cosmos that produces masses of cheerful, daisy-like blooms in shades of white, pink, and carmine-red. Unlike tall cosmos, 'Vega' grows into neat, bushy plants that stay compact, making it ideal for borders, bedding, patio pots, and containers. This easy-to-grow annual flowers quickly and blooms continuously throughout the summer.

Highlights

• Dwarf and bushy growth, perfect for smaller spaces

• Large, bright daisy-like blooms in mixed shades

• Early-flowering variety for a longer display

• Low-maintenance and drought-tolerant once established

Key Features

• Botanical Name: Cosmos bipinnatus

• Variety: Dwarf Early 'Vega' Mix

• Seed Count: Approx. seeds per pack

• Height/Spread: 25–40 cm tall, 20–30 cm spread

• Position: Full sun, well-drained soil

• Flowering Period: June–October

Perfect For

• Patio pots and containers

• Bedding and borders

• Compact cottage garden displays

• Long-lasting cut flowers

Sowing Instructions

• Sow indoors March–April at 18–21°C

• Cover seeds lightly with compost or vermiculite

• Germination: 7–10 days

• Transplant outdoors after frost risk has passed, spacing 20–25 cm apart

• Can also be sown directly outdoors April–May

Cosmos 'Sensation' Mix – Seeds (Cosmos bipinnatus)

The Cosmos 'Sensation' mix is a classic cottage garden favorite, producing masses of large, daisy-like blooms in shades of pink, carmine, red, and pure white. With delicate, fern-like foliage and tall, graceful stems, this variety adds a light and airy charm to borders, wildflower meadows, and cut flower displays. Easy to grow and quick to bloom, it is an excellent choice for beginners and seasoned gardeners alike.

Highlights

• Large daisy-like flowers in a vibrant color mix

• Ferny foliage and tall, elegant stems

• Long flowering season, from summer to autumn

• Excellent for cut flowers

• Hardy and easy to grow

Key Features

• Botanical Name: Cosmos bipinnatus

• Variety: 'Sensation' Mix

• Seed Count: Approx. seeds per pack

• Height/Spread: 90–120 cm tall, 40–50 cm spread

• Position: Full sun, well-drained soil

• Flowering Period: June–October

Perfect For

• Cottage gardens

• Wildflower-style plantings

• Borders and background color

• Cut flower arrangements

Sowing Instructions

• Sow indoors March–April at 18–21°C

• Cover seeds lightly with fine compost or vermiculite

• Germination: 7–10 days

• Harden off and plant out after the last frost, spacing 30–40 cm apart

• Alternatively, sow direct outdoors April–May where plants are to grow