Western Poison Oak (Toxicodendron diversilobum)

Common names:
Give a thumbs up Western Poison Oak
Give a thumbs up Pacific poison oak

Botanical names:
Toxicodendron diversilobum Accepted
Rhus diversiloba Synonym

General Plant Information (Edit)
Plant Habit: Shrub
Life cycle: Perennial
Sun Requirements: Full Sun
Water Preferences: Mesic
Plant Height: 3-10 feet
Plant Spread: 2-7 feet
Leaves: Good fall color
Fruit: Showy
Flowers: Showy
Flower Color: White
Flower Time: Late spring or early summer
Resistances: Drought tolerant
Propagation: Seeds: Self fertile
Pollinators: Bees
Miscellaneous: Tolerates poor soil

Image

Photo gallery:
Location: Point Mugu State Park, CaliforniaDate: 2010-04-16
By Kelli
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Location: Leo Carrillo State Park, CaliforniaDate: 2011-02-07
By Kelli
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Location: Coastal San Diego County
By carlysuko
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Location: Coastal San Diego County
By carlysuko
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Location: Leo Carrillo State Park, CaliforniaDate: 2012-08-04
By Kelli
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Location: Santa Monica Mountains National Recreation Area, CaliforniaDate: 2013-03-29
By Kelli
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Location: Santa Monica Mountains National Recreation Area, CaliforniaDate: 2013-02-16Young leaves
By Kelli
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Location: Malibu Creek State Park, Calabasas, CaliforniaDate: 2008-10-20
By Kelli
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Location: Sherwood, OregonDate: 2017-07-04
By Toni
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Discussion Threads about this plant
Thread Title Last Reply Replies
poison ivy by lmilleny May 17, 2019 5:00 PM 1
Can you ID? I thought it was poison oak at first. by Ewo Aug 8, 2018 7:45 AM 8

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