Highlights

Vivid Colour Display – Produces large, double blooms in a mix of striking shades all summer long.
Compact Growth – Grows to just 30cm tall and wide, ideal for beds, borders, window boxes, and containers.
Easy to Grow – Suitable for gardeners of all levels; thrives in partial shade and moist, well-drained soil.
Long Flowering Season – Blooms from early summer until the first frost, providing lasting garden interest.
Perfect for Small Spaces – Brightens patios, balconies, and shaded spots with minimal maintenance.

We're offering you a Mixed Begonia Double Flowered Tubers for £7.99, saving you up to 38% off Thompson and Morgan's's price of £12.99 (correct as of 15.01.2026).

Double Flowered Begonia

Transform your garden or patio with the dazzling Begonia x tuberhybrida 'Double Flowered Mixed'! This tuberous perennial is renowned for its lush, frilly double blooms in a rainbow of colours—perfect for adding instant impact to beds, borders, window boxes or containers.

Why Choose Double Flowered Mixed Begonias?

Spectacular Blooms: Each tuber produces abundant, layered flowers in vibrant shades—red, pink, orange, yellow and white.
Compact Size: Grows to approximately 30cm (12") high and wide, making it suitable for gardens of any size.
Summer-Long Colour: Enjoy continuous flowering from June through the first autumn frost.
Versatile Placement: Ideal for shaded or semi-shaded spots—bring colour to patios, balconies, or even north-facing gardens.

Growing Guide & Care Tips

Planting Time: Start tubers indoors from February to April; transplant outdoors after last frost.
Soil: Prefers fertile, well-drained but moist soil with a neutral to slightly acidic pH (6.0–7.0).
Light Requirements: Thrives in partial shade; protect from harsh midday sun for best blooms.
Watering: Keep soil consistently moist but never waterlogged; avoid wetting foliage to prevent rot.
Feeding: Apply a balanced liquid fertiliser every 2–4 weeks during active growth and flowering.
Deadheading: Remove faded blooms regularly to encourage more flowers and tidy growth.
Overwintering: In colder regions (below USDA Zone 9), lift tubers after foliage dies back and store frost-free until spring.

Design Ideas & Companions

Bedding schemes: Pair with shade-loving impatiens or ferns for layered texture.
Pots & baskets: Combine with trailing lobelia or ivy for vibrant container displays.
Cottage gardens: Mix among hostas or heucheras for a classic look.

FAQs

When is the best time to plant Begonia tubers?
The ideal time is between February and April indoors. Move outdoors after the risk of frost has passed.
How tall do these begonias grow?
This variety reaches around 30cm in height and spread at maturity.
Do they need full sun?
No—Begonia x tuberhybrida prefers partial shade and will perform best out of direct midday sunlight.