We're offering you a 30 or 60 Petunia Tidal Wave Mix for £9.99, saving you up to 57% off Thompson and Morgan's's price of £22.99 (correct as of 24.02.2026).

Outdoor Climbing Plants

Transform your outdoor space with the spectacular Petunia 'Tidal Wave Improved' mix!

About Petunia 'Tidal Wave Improved'

The Petunia 'Tidal Wave Improved' is a vibrant annual bedding plant renowned for its vigorous climbing and trailing habit. This mix features a profusion of large 10cm (4") blossoms in purple, silver, and pink, delivering an energetic burst of colour throughout the summer months.

Why Choose This Variety?

• Long-Lasting Colour: Enjoy continuous blooms from late spring until the first frosts.
• Versatile Growth: Flexible stems allow for creative planting in baskets, containers, window boxes, or trained up supports.
• Low Maintenance: These petunias are easy to grow and require only basic care—perfect for both new and seasoned gardeners.

Growing Guide

• Planting Time: Best planted after the last frost in spring.
• Sun Requirements: Prefers full sun for optimal flowering.
• Soil: Grows well in fertile, well-drained soil. Amend heavy soils with compost before planting.
• Watering: Keep soil moist but not waterlogged. Water regularly during dry spells.
• Feeding: Apply a balanced liquid fertiliser every two weeks during active growth for maximum blooms.
• Pests & Diseases: Generally trouble-free but watch for aphids and slugs. Remove spent flowers to encourage further blooming.

Design & Companion Planting Tips

• Create dramatic vertical displays by training stems up trellises or obelisks.
• Combine with trailing lobelia or verbena for even more colour and texture in baskets.
• Add to mixed borders alongside marigolds and geraniums for a classic summer look.

FAQs

When is the best time to plant Petunia 'Tidal Wave Improved'?
Plant after the risk of frost has passed—typically late spring in the UK.

How tall or long will these petunias grow?
With support, stems can reach up to 60cm (24") in length, making them ideal for climbing or trailing displays.

Do these petunias require deadheading?
Yes—regularly remove faded flowers to promote continuous blooming throughout the season.