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Dendromecon harfordii (Harford's tree poppy)
Wasowski, Sally and Andy

Dendromecon harfordii

Dendromecon harfordii Kellogg

Harford's Tree Poppy, Channel Island Tree Poppy, Island Tree Poppy

Papaveraceae (Poppy Family)

Synonym(s): Dendromecon rigida ssp. harfordii

USDA Symbol: DEHA3

USDA Native Status: L48 (N)


From the Image Gallery

2 photo(s) available in the Image Gallery

Plant Characteristics

Duration: Perennial
Habit: Shrub , Tree
Leaf Arrangement: Alternate
Leaf Complexity: Simple
Leaf Shape: Elliptic
Leaf Margin: Entire
Leaf Texture: Smooth
Fruit Type: Capsule
Size Notes: Up to about 20 feet tall, often shorter.

Bloom Information

Bloom Color: Yellow
Bloom Time: Mar , Apr , May , Jun , Jul , Aug , Sep , Oct , Nov



Growing Conditions

Light Requirement: Sun
Soil Description: Well-drained


Use Ornamental: Showy, blue-green foliage
Interesting Foliage: yes

From the National Organizations Directory

According to the species list provided by Affiliate Organizations, this plant is on display at the following locations:

Santa Barbara Botanic Garden - Santa Barbara, CA


Bibref 995 - Native Landscaping from El Paso to L.A. (2000) Wasowski, S. and A. Wasowski

Search More Titles in Bibliography

Web Reference

Webref 30 - Calflora (2018) Calflora
Webref 38 - Flora of North America (2019) Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.

Additional resources

USDA: Find Dendromecon harfordii in USDA Plants
FNA: Find Dendromecon harfordii in the Flora of North America (if available)
Google: Search Google for Dendromecon harfordii


Record Modified: 2022-10-18
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