We're offering you a Upto 20 Petunia 'Back to Black' Plants for £5.99, saving you up to 60% off Thompson and Morgan's's price of £14.98 (correct as of 27.04.2026).

Add Bold Colour with Petunia 'Back to Black'

The Petunia 'Back to Black' is a standout member of the innovative Crazytunia Series, renowned for its deep purple-black, velvety blooms and unique star-shaped flowers. These compact annuals are perfect for gardeners who want maximum impact in minimal space—ideal for pots, containers, window boxes, or as a bedding plant in borders.

Why Choose Petunia 'Back to Black'?

• Dramatic Visual Impact: The rich, dark blooms add depth and sophistication to any planting scheme.
• Continuous Summer Flowering: Expect abundant flowers from late spring through early autumn with regular deadheading.
• Full, Bushy Habit: Well-branched plants deliver a lush, voluminous look.

Growing Guide

• Position: Prefers full sun but tolerates partial shade.
• Soil: Thrives in well-drained, fertile compost or garden soil (neutral to slightly acidic pH).
• Watering: Keep soil moist but not waterlogged; avoid letting plants dry out during peak summer heat.

Planting & Care Tips

• Plant plug plants indoors or in a greenhouse from February onwards. Harden off before moving outdoors after the last frost (typically late April–May).
• No special pruning required—simply deadhead spent blooms to encourage more flowers.
• Feed with a balanced liquid fertiliser every two weeks during flowering for best results.

Design Ideas & Companions

• Create striking contrast by pairing with silver-leaved plants like Cineraria, or mix with white-flowered varieties for a monochrome effect.
• Suits modern containers, cottage gardens, or as an accent in mixed summer bedding schemes.

FAQs

• When is the best time to plant?
  Plant plug plants from February indoors or after the last frost outdoors (late April–May).
• How tall do these petunias grow?
  Typically reaches 20–30cm in height with a similar spread.
• Are they suitable for hanging baskets?
  Yes! Their compact, trailing habit makes them perfect for baskets and containers.