Shrubby Umbrella Thoroughwort
(Koanophyllon solidaginifolium)
Shrubby Umbrella Thoroughwort (Koanophyllon solidaginifolium)
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Indio Brown
CC BY 4.0
Image By:
Indio Brown
Recorded By:
Copyright:
CC BY 4.0
Copyright Notice:
Photo by: Indio Brown | License Type: CC BY 4.0 | License URL: http://creativecommons.org/licenses/by/4.0/ | Occurence ID: https://www.gbif.org/occurrence/4954624938 | Publisher: Inaturalist |

Estimated Native Range
Climate Requirements for Sandusky, Ohio
This Plant | Your Site | Plant Suitability for Your Location | ||
---|---|---|---|---|
• Precipitation | 10" - 62" | 35" | Your precipitation may be too high for this plant. | Too high |
• High Temp. | 75°F - 101°F | 83°F | Your summer temperatures are normal for this plant. | Excellent |
• Low Temp. | 22°F - 60°F | 18°F | Your winter temperatures may be too cold for this plant | Too cold |
This plant may not grow well at your location - your precipitation is too high.
Summary
Koanophyllon solidaginifolium, commonly known as Shrubby Umbrella Thoroughwort, is a perennial shrub native to arid and semi-arid regions, particularly in chaparral, desert scrub, and riparian areas of the Southwestern USA and Northern Mexico. It typically grows to a height and width of 2-3 feet (0.6-0.9 meters), forming a compact, rounded shape. The plant is characterized by its narrow, lance-shaped leaves and clusters of small, white flowers that bloom in the fall, providing a late-season nectar source for pollinators.
Shrubby Umbrella Thoroughwort is valued for its drought tolerance and ability to thrive in challenging environments, making it a suitable choice for xeriscaping and low-water-use gardens. It is also used for habitat restoration projects and as an ornamental in desert-themed landscapes. This shrub prefers full sun exposure and can tolerate a range of soil types, provided they have good drainage. While it is generally low-maintenance, occasional pruning can help maintain its shape and promote denser foliage. It is not commonly afflicted by serious pests or diseases, but overwatering can lead to root rot.CC BY-SA 4.0
Shrubby Umbrella Thoroughwort is valued for its drought tolerance and ability to thrive in challenging environments, making it a suitable choice for xeriscaping and low-water-use gardens. It is also used for habitat restoration projects and as an ornamental in desert-themed landscapes. This shrub prefers full sun exposure and can tolerate a range of soil types, provided they have good drainage. While it is generally low-maintenance, occasional pruning can help maintain its shape and promote denser foliage. It is not commonly afflicted by serious pests or diseases, but overwatering can lead to root rot.CC BY-SA 4.0
Plant Description
- Plant Type: Shrub
- Height: 2-3 feet
- Width: 2-3 feet
- Growth Rate: Moderate
- Flower Color: White
- Flowering Season: Fall
- Leaf Retention: Deciduous
Growth Requirements
- Sun: Full Sun
- Water: Medium
- Drainage: Medium, Fast
Common Uses
Bird Garden, Border Plant, Butterfly Garden, Low Maintenance, Potted Plant
Natural Habitat
Native to chaparral, desert scrub, and riparian areas in the Southwestern USA and Northern Mexico
Other Names
Common Names: Shrubby Thoroughwort
Scientific Names: Eupatorium solidaginifolium, Koanophyllon solidaginifolium, Eupatorium brachycarpa
GBIF Accepted Name: Koanophyllon solidaginifolium (A.Gray) R.King & H.Rob.