We're offering you a Large Pre-Rust Corten Plants Frames for £12.99, saving you up to 41% off Thompson and Morgan's's price of £21.99 (correct as of 13.04.2026).

Transform Your Garden with Sturdy, Stylish Plant Support

Give your peonies and flowering perennials the support they need to thrive. The Large Pre-Rust Corten Steel Peony Plant Frame provides robust, weather-resistant structure—perfect for keeping heavy blooms upright and healthy all season long.

• Botanical Use: Ideal for supporting peonies, dahlias, and other tall, top-heavy perennials prone to flopping.
• Material: Crafted from premium 5mm Corten steel, which naturally develops a protective rust layer that enhances durability and rustic appeal.
• Dimensions: Large size: 54 x 40cm—ample space for mature plants.

Plant Benefits & Seasonal Interest

• Flowering Support: Keeps blooms upright and prevents stems from snapping in wind or rain.
• Weatherproof: Corten steel withstands harsh weather, so your frame stays strong year after year.
• Aesthetic Appeal: The rust effect blends beautifully with natural garden settings, adding vintage character.

Caring for Your Peony Plant Frame

• Installation: Simply push the frame into soil around your plant in early spring before growth begins.
• Maintenance: No special care required—the rust finish protects the steel. Wipe down occasionally if desired.
• Sizing: Suitable for large peony varieties or other robust perennials. For smaller plants, consider the medium size option (sold separately).

Garden Design Tips & Companion Planting

• Create layered planting schemes by pairing with other classic cottage garden favourites such as delphiniums, foxgloves, or irises.
• The rustic finish looks stunning in both traditional borders and contemporary beds.

FAQs

• When should I install the frame?
  Install in early spring before new shoots appear to guide plant growth effectively.
• Will the rust affect my plants?
  No—the rust is a natural patina that protects the steel and is safe for garden use.
• Can I use this frame for other flowers?
  Yes! It's suitable for any tall or top-heavy perennial needing extra support, such as dahlias or lilies.