Ambrosia psilostachya
Western Ragweed.
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A weedy , perennial, native with spreading rhizomes that grows in disturbed areas of native plant communities,. Use as an indicator of a site in trouble. Found in roadsides and dry fields, common, throughout California. Not recommended for a garden. Pollen may be an allergen.
Ambrosia psilostachya tolerates sand.
Foliage of Ambrosia psilostachya is stressdeciduous.
Flower of Ambrosia psilostachya has color yellow.
Communities for Ambrosia psilostachya:Chaparral and Coastal Sage Scrub.
| ph: | 6.00 to 8.00 |
|---|---|
| usda: | 6 to 10 |
| height[m]: | 0.20 to 1.00 |
| width[m]: | 0.30 to 1.00 |
| rainfall[cm]: | 30.00 to 100.00 |
