How to grow Dahlia × pinnata / Dahlia × hortensis from cuttings

Dahlia cuttings
Dahlia × pinnata / Dahlia × hortensis
  • Common name(s): Garden Dahlia
  • Family: Asteraceae
  • Stem cuttings: yes
  • Leaf cuttings: no
  • Root cuttings/runners: no
  • Time: the year round
  • Lighting: bright to part sunny with morning, evening and winter sun
  • Soil: mixes for indoor plants, cacti, herbs or vegetables
  • Temperature: 15 to 30 °C
  • New growth after: first roots are shown after 2 to 4 weeks. Garden Dahlias grown from cuttings can bloom after 6 months.
  • More infos: also etiolated stems are rooting.
Dahlia stem cuttings
The first 2 images show etiolated stems. They were cut in December and bloomed next June.

Dahlia pinnata plant

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