Skip to product information
1 of 1

Park Farm Plants

Cosmos astrosanguineus 'Chocolate' - syn. Bidens astrosanguinea

Cosmos astrosanguineus 'Chocolate' - syn. Bidens astrosanguinea

Regular price £8.50 GBP
Regular price Sale price £8.50 GBP
Sale Sold out
Vat included in price shown

syn. Bidens astrosanguinea

Narrative Description:

Cosmos atrosanguineus, commonly known as Chocolate Cosmos, is a delightful tuberous perennial that boasts velvety deep crimson flowers with a rich chocolate scent. Here are some key details about this captivating plant:

  • Scientific Name: Cosmos atrosanguineus
  • Common Names: Chocolate Cosmos, Black Cosmos, Black Dahlia
  • Synonyms: Bidens atrosanguineaCosmos atrosanguineus ‘Chocolate’

Description:

  • Flower Shape: Bowl-shaped
  • Flower Colour: Maroon-crimson
  • Flower Scent: Intensely chocolate-scented
  • Flower Size: Up to 2 inches (5 cm) across
  • Blooming Period: Mid-summer to fall

Growth Characteristics:

  • Foliage: Pinnately divided leaves
  • Habit: Spreading
  • Ultimate Height: 0.5–1 meter
  • Ultimate Spread: 0.1–0.5 meters

Growing Conditions:

  • Sun Exposure: Full sun
  • Soil: Moderately fertile, moist, and well-drained
  • Hardiness: H3 (suitable for the UK climate)
  • Position: South-facing, West-facing, or East-facing

Uses:

  • Ideal for city and courtyard gardens, cottage gardens, flower borders, and beds.
  • Deadhead to prolong flowering.

Note: The chocolatey allure of this plant makes it highly sought after by gardeners. Its fragrance and unique color add a touch of elegance to any garden. 🌸🍫

An upright, tuberous perennial with a chocolate scent and maroon flowers in late summer.

Ideal Conditions:

Prefers full sun, or partial shade with free-draining soil or compost.

Possible Situation:

Excellent in a bowl on its own, or with other tall flowering plants.

Resilience:

Half-hardy

Habit:

Upright

Height x Spread / Trail:

60 x 45 cm

Features:

Attracts Wildlife

Scented

Typical Season:

Summer

Flower Colour:

brown/bronze

Foliage Colour:

green

Flowering Time:

July - October

Planting Recommendations:

Container

Prefers:

Full Sun

Part Sun

Temperature Tolerance:

Dies back over winter, but may revive in spring if protected from frost. Alternatively dig tubers before the first frosts and keep in a cool, frost free area. Replant in a pot the following spring.

Plant Care:

Tubers should be protected by a mulch, or brought inside over winter unless in a sheltered position.

View full details