California Spikenard
Aralia californica
Care
part shade
moderate
Medium; Tolerates a variety of soils. Tolerates serpentine soil..
7–10ft tall , 10–10ft wide
Jun-Nov
Deciduous
Resistant
Roots eaten as vegetable; young stems cooked like asparagus
North Coast from Humboldt County to Sonoma County, 500-2500 ft elevation, in riparian canyons and cool redwood forests
Care Guide
Planting
Plant California Spikenard in partial shade or deep shade - it thrives under tree canopies or in other shaded spots around your Bay Area garden. It tolerates a variety of soils including serpentine, and prefers medium drainage, so avoid heavily compacted or waterlogged areas. This is a large plant that can reach 7-10 feet tall, so give it room to spread. Plant in spring or fall when the soil is moist and the plant can establish before extreme temperatures.
After Planting
Water moderately during the first year to keep soil consistently moist as the plant establishes; once established, you can cut back to watering just once a month in summer or less. This is a deciduous plant, so expect it to die back completely in winter - that's normal and not a sign something's wrong. The #1 mistake Bay Area gardeners make is overwatering or planting in full sun; remember this plant wants shade and moderate moisture, not a sunny, dry spot. Prune only if needed to manage size; the plant does most of the work for you.
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Wildlife Supported
Insects
adult foraging on plant material during active season
larvae develop within plant tissues, overwintering possible in stems
adult feeding during warmer months
larvae feed on Aralia foliage during spring-summer development