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Dahlia imperialis


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The giant "tree dahlia" reaches 10-20 feet tall. It is a late bloomer with 3-4 inch wide, single, lavender flowers.


Description:
The giant "tree dahlia" is native to Mexico and Guatemala where it can grow up to 30 feet tall! In cultivation it more commonly reaches 10-20 feet tall. It is a late bloomer with 3-4 inch wide, single, lavender flowers. This imposing oddity is hardy in coastal BC if grown in warm microclimates protected from winter rain. Or grow it in a large pot and place as a specimen in the garden. It likely will not flower if grown outdoors year round. If in a pot it can be brought into a greenhouse or sun room and will often flower in the winter or early spring.


Common Name: Tree Dahlia

Family: Asteraceae (The Aster Family)

Zone Hardiness: 8-11

Light: Full Sun

Height: 2-4'

Width: 12-24"

Primary Bloom Colour: Red

Secondary Bloom Colour: White/Cream

Class: Deciduous

Type: Perennial

Bloom Time: Fall

Soil Moisture: Average, Dry

Stem Colour:

Fragrance: No

Berries: No

Benefits: Bees, Butterflies

Deer Resistant: Unknown

BC Native: No

Native Habitat: Native to Mexico, where they grow in sharply draining uplands and mountains characterized as "pine-oak woodland" that does not experience frost.

Award:

Geogrpahical Origin: Americas - Central and South America

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*The Plant Encyclopedia is updated each year to provide a representation of the plants we offer, have offered, and may offer again. However, it is not a live inventory of our stock. Not all plants will be available at all times or in every year. Use the link above to enquire about the availability of this plant. Additionally, we carry many plants that have not yet been entered into our database so please enquire if you don’t see what you’re looking for. Plants are available only for on-site sales at our nursery in Richmond, BC, Canada or for shipping within Canada. We do not ship internationally. However, if you are visiting the nursery from afar, we can arrange for the necessary permits and paperwork for you to take plants back with you to your country.