trefle.io · Taken Aug 24, 2021 by Petr Bartosik (cc-by-sa)
Asteraceae
American burnweed
Erechtites hieraciifolius
Also known as Fireweed, American fireweed, Pilewort, Erechtites agrestis
Native Plants · American Burnweed · Fireweed · Native Annual · Wildflower · Disturbed Soil · Asteraceae · Pollinator Plant · Medicinal · Weed · Restoration Planting
American burnweed is a vigorous native annual that readily establishes itself in disturbed soils, forest edges, and open fields across eastern North America. It requires virtually no supplemental care and tolerates partial shade, making it a resilient addition to wild or restoration gardens. While not typically sold as an ornamental, it provides ecological value by attracting pollinators and supporting native food webs.
Growing conditions
The details behind the basics
- Daily light
- 5 hours
- Watering
- Moderate watering; keep soil evenly moist but not waterlogged · Every 7-10 days
- Maintenance
- Low
- Soil
- loam
- Soil pH
- 6–8
- Temperature
- -20°F to 90°F
- Cycle
- Perennial
- Propagation
- Seed, Division
Hardiness
USDA 3a-10b
Form & growth
Mature size and habit
- Mature height
- 12 in – 6 ft
- Spread
- 3 ft
- Spacing
- 18 in apart
- Growth rate
- Moderate
- Root depth
- Medium
- Flowers
- No
- Foliage
- Medium
Ecology & origin
Where it belongs and what it brings
- Native to
- Alabama, Argentina Northeast, Argentina Northwest, Arkansas, Austria, Bahamas, Belize, Bolivia, Brazil North, Brazil Northeast, Brazil South, Brazil Southeast, Brazil West-Central, Cayman Is., China South-Central, China Southeast, Colombia, Connecticut, Costa Rica, Cuba
- Attracts
- Bees, Butterflies, Moths
Sources: trefle, usda
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