We're offering you a Upto 24 Petunia Tidal Wave Plants for £3.99, saving you up to 71% off Thompson and Morgan's's price of £13.99 (correct as of 24.02.2026).

Transform Your Garden with Petunia 'Tidal Wave Improved'

The Petunia 'Tidal Wave Improved' is a standout annual bedding plant renowned for its profuse and vibrant blooms. Originating from the Solanaceae family, this variety dazzles with large, colourful flowers in shades of purple, silver, and pink. Its vigorous growth habit and impressive flower size make it a favourite for creating high-impact displays throughout the summer months.

Why Choose Petunia 'Tidal Wave Improved'?

• Season-Long Colour: Enjoy abundant flowering from late spring until the first autumn frosts.
• Cascading & Climbing Growth: Long stems spill beautifully from baskets or can be trained up supports for a vertical accent.
• Easy Maintenance: This petunia is low-fuss and thrives in sunny spots with moist, well-drained soil.
• Biodiversity Booster: Its nectar-rich blooms attract bees and butterflies to your outdoor space.

Growing Guide

• Planting Time: Plant plug plants outdoors after the last frost, typically from late April through May.
• Light Requirements: Prefers full sun but tolerates partial shade.
• Soil Preference: Grows best in fertile, well-drained soil with a neutral to slightly acidic pH (6.0–7.0).
• Spacing: Allow 30–40cm between plants for best results and airflow.
• Watering: Keep soil consistently moist but not waterlogged; water at the base to avoid wetting foliage.

Planting & Care Tips

• Potted Displays: Use quality multi-purpose compost in containers or hanging baskets.
• Nutrient Boost: Feed fortnightly with a balanced liquid fertiliser during active growth.
• Tidy Up: Deadhead spent blooms regularly to encourage more flowers and maintain a tidy appearance.
• Pest Watch: Check for aphids and slugs; treat promptly if found.

Design Ideas & Companions

• Baskets & Containers: Combine with trailing lobelia or bacopa for layered colour.
• Borders & Edges: Pair with marigolds or geraniums for continuous summer interest.
• Trellises & Obelisks: Let stems climb light supports for vertical drama in beds or patio pots.

FAQs

• When is the best time to plant Petunia 'Tidal Wave Improved'?
  You should plant outdoors after the last frost—usually late April to May in the UK.
• How tall and wide will these petunias grow?
  This variety can spread up to 90cm (35") wide and reach heights of 45–60cm (18–24") when supported.
• Do these petunias need deadheading?
  Yes—regularly remove faded blooms to promote continuous flowering throughout summer.