We're offering you a Petunia Grand Rapids Garden Ready for £6.99, saving you up to 42% off Thompson and Morgan's's price of £11.99 (correct as of 19.06.2026).

Floral fireworks show

Transform your garden with Petunia 'Frenzy Grand Rapids'—a classic annual bedding plant renowned for its vibrant, long-lasting blooms. This variety delivers a dazzling display of large purple and white flowers from early summer right through to the first autumn frosts, ensuring your outdoor space stays lively and colourful for months.

Why Choose Petunia 'Frenzy Grand Rapids'?

• Continuous Colour: Enjoy non-stop flowering that keeps beds, borders, window boxes, and containers looking their best all season.
• Low Maintenance: These petunias thrive in full sun and well-drained soil, making them ideal for gardeners seeking reliable performance with minimal effort.
• Attracts Pollinators: The abundant blooms invite bees and other beneficial insects to your garden, helping support local biodiversity.
• Dramatic Impact: Large, showy flowers in a striking blend of purple and white create an elegant focal point in any planting scheme.

Growing Guide

• Planting Time: Best planted outdoors after the last frost (typically late spring).
• Light Requirements: Prefers full sun but will tolerate partial shade.
• Soil Preferences: Grows well in moist but well-drained soil; neutral to slightly acidic pH is ideal.
• Mature Size: Reaches approximately 20–30cm in height with a spreading habit perfect for ground cover or containers.

Care Tips

• Watering: Water regularly, especially during dry spells, but avoid waterlogging the roots.
• Feeding: Apply a balanced liquid fertiliser every two weeks during the growing season for best results.
• Deadheading: Remove faded blooms to encourage continuous flowering throughout the summer.

Design Ideas & Companions

• Create vibrant window boxes or hanging baskets by pairing with trailing lobelia or alyssum.
• Add to mixed borders alongside marigolds or geraniums for a burst of seasonal colour.
• Suits cottage gardens, urban patios, or anywhere you want easy-care floral impact.

FAQs

• When is the best time to plant Petunia 'Frenzy Grand Rapids'?
  The best time is after the last frost in spring when the risk of cold snaps has passed.
• How tall do these petunias grow?
  This variety typically reaches 20–30cm in height with a spreading habit ideal for beds and containers.
• What care do they need during the season?
  Keen on regular watering and fortnightly feeding; deadhead spent blooms to keep flowers coming all summer long.