Chloracantha Species, Mexican Devilweed, Spiny Aster, Wild Aster
Chloracantha spinosa
| Family: | Asteraceae (ass-ter-AY-see-ee) (Info) |
| Genus: | Chloracantha (klor-ah-KAN-thu) (Info) |
| Species: | spinosa (spy-NO-suh) (Info) |
| Synonym: | Aster spinosus |
| Synonym: | Erigeron ortegae |
| Synonym: | Leucosyris spinosa |
Category:
Perennials
Ponds and Aquatics
Shrubs
Water Requirements:
Average Water Needs; Water regularly; do not overwater
Sun Exposure:
Full Sun
Sun to Partial Shade
Light Shade
Foliage:
Deciduous
Foliage Color:
Blue-Green
Height:
24-36 in. (60-90 cm)
36-48 in. (90-120 cm)
4-6 ft. (1.2-1.8 m)
6-8 ft. (1.8-2.4 m)
Spacing:
24-36 in. (60-90 cm)
Hardiness:
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)
Where to Grow:
Danger:
Bloom Color:
White/Near White
Bloom Characteristics:
This plant is attractive to bees, butterflies and/or birds
Bloom Size:
Bloom Time:
Mid Spring
Late Spring/Early Summer
Mid Summer
Late Summer/Early Fall
Other details:
May be a noxious weed or invasive
Soil pH requirements:
5.1 to 5.5 (strongly acidic)
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)
Patent Information:
Non-patented
Propagation Methods:
By dividing rhizomes, tubers, corms or bulbs (including offsets)
Self-sows freely; deadhead if you do not want volunteer seedlings next season
Seed Collecting:
Allow seedheads to dry on plants; remove and collect seeds
Regional
This plant has been said to grow in the following regions:
San Antonio, Texas (2 reports)
Gardeners' Notes:
| Rating | Content |
|---|---|
| Neutral | On Dec 29, 2006, frostweed from Josephine, Arlington, TX (Zone 8a) wrote: Mexican Devil-Weed Aster spinosus is native to texas and other States. |
| Positive | On Nov 14, 2005, htop from San Antonio, TX (Zone 8b) wrote: Mexican devil-weed (Chloracantha spinosa, formerly Aster spinosus) is a native much branched perennial that is almost leafless. It is occassionally spiny along its evergreen stems. It can form hedge-like thickets along the banks of irrigation ditches, bottomlands, depressions, in alkaline valley soils and in moist saline soil along river bottoms, pastures, and low places, It also is found growing with cultivated crops, including soybean, cotton, alfalfa and small grain. The scale-like but green upper leaves and fall off quickly. The lower leaves, which are also few, are very slender. The 1/3 to 1/2 inch high flower heads are 1/2 to 3/4 inch across. The center of the head is yellow or brownish. It blooms from April to October, but primarily in late summer and fall. Propagation is b... read more |
