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Growing guide
With showy blooms in a range of colours, sizes and shapes, dahlias light up sunny borders through summer and into late autumn. They suit most garden styles, from tropical tocottage borders, and smaller types can be grown in containers. As dahlia arenât hardy, they need protection over winter.
Quick facts
- Moderately easy to grow
- Flowers fromsummer through autumn
- Like fertile, well-drained soil in sun
- Deadhead to boost flowering
- Not hardy, so protect from freezing conditions
- In most of the UK, store tubers indoors over winter
- Make new plants from cuttings, divisionor seed
All you need to know
Before you get started
Planting
Ongoing care
Pruning and training
Propagating
Problems
While we think all this information will be helpful to you, we always recommend to read the instruction labels on your plants.
Discover dahlias
Everything you need to know about choosing the right dahlia for you.