Botanical name
Dahlia
Other names
Dahlia', Decorative dahlia '
Genus
Variety or Cultivar
Dahlia is an upright, bushy, tuberous perennial with pinnate, toothed, mid- to dark green leaves and sturdy, upright stems bearing double, bright pink flowers from midsummer into autumn.
Native to
Garden origin
Foliage
Deciduous
Habit
Upright, Clump-forming, Bushy
Awards
RHS AGM (Award of Garden Merit)
Colour
Flower
Various
Foliage
Dark-green in Spring; Dark-green in Summer; Dark-green in Autumn
How to care
Watch out for
Specific pests
Slugs , Leaf-mining sawflies , Aphids , Capsid bug , Caterpillars , Earwigs , Glasshouse red spider mite
Diseases
May also be susceptible to viruses and fungal rots.
Specific diseases
General care
Pruning
Deadhead to prolong flowering. Cut to near ground level in autumn before lifting and storing tubers for winter.
Propagation methods
Division, Softwood cuttings
Where to grow
Dahlia (Gallery Series) will reach a height of 0.4-0.7m and a spread of 0.5m after 1-2 years.
Suggested uses
Beds and borders, City, Containers, Flower Arranging, Cottage/Informal
Cultivation
Grow in a fertile, humus-rich well-drained soil in full sun. Stake if required. Water freely in dry periods. Lift and store tubers in autumn.
Soil type
Clay, Loamy, Sandy
Soil drainage
Moist but well-drained, Well-drained
Soil pH
Acid, Alkaline, Neutral
Light
Full Sun
Aspect
South, West
Exposure
Sheltered