Flax-Leaved Horseweed
ExplorePlants
Flax-Leaved Horseweed
erigeron bonariensis
Flax-Leaved Horseweed is a tall plant with slender leaves that sway gently in the breeze! Its bright flowers attract butterflies and bees, making it a fun spot to explore for little nature lovers.
Habitat: It lives in open fields, disturbed areas, and along roadsides.
Appearance
The Flax-Leaved Horseweed is a tall, upright plant with slender, reddish-green stems and narrow, flax-like leaves. Its numerous tiny, whitish-purple flower heads grow in dense clusters at the top, later transforming into fluffy, bristly seed puffs that make it visually distinct from many field plants.
KingdomPlantaePhylumTracheophytaClassMagnoliopsidaOrderAsteralesFamilyAsteraceaeGenusErigeron
Category
PlantsRarity
Common
Danger
0/5 · No known danger
Snaps
Be the first to snap!
Interesting facts
Ancient Invader! It arrived in Europe from South America centuries ago!
Concrete Conqueror! It can sprout and thrive even in cracks in sidewalks!
Global Hitchhiker! This amazing plant has spread its seeds to almost every continent!
Seed Sprinter! A single plant can produce hundreds of thousands of wind-blown seeds!
Special abilities
Ability
Seed Drifters
Flax-Leaved Horseweed can produce thousands of feathery seeds, allowing them to drift far on the wind to colonize new areas quickly.
Ability
Tough Survivor
Flax-Leaved Horseweed has a strong taproot and flexible stems, helping it withstand drought and grow in disturbed, poor soils.
Measurements & details
- Height
- 30-100 cm
- Spread
- 15-30 cm
- Flower Size
- 0.3-0.7 cm
- Bloom Season
- Late Spring to Fall
- Edible
- No
- Toxicity
- None
- Lifecycle
- Annual
- Pollination Method
- Insect
Ecological connections
pollinates
Honey Bee
Apis mellifera
Gathers nectar and pollen from its tiny flowers.
eats
Horseweed Aphid
Macrosiphoniella erigeronis
Feeds on the plant's sap and soft tissues.
eats
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Eastern Cottontail
Sylvilagus floridanus
Browses on its leaves and tender stems.
eats
Fall Armyworm
Spodoptera frugiperda
Larvae chew on its leaves and growing points.
Traits
Colorful
Colorful describes organisms or objects displaying a wide range of bright and distinct colors.
Grassland
Grassland habitats are terrestrial biomes dominated by grasses and herbaceous plants, supporting a variety of grazing animals.
Herbivorous
This trait characterizes organisms whose diet consists entirely or primarily of plant material.
Diurnal
Diurnal animals are primarily active during daylight hours, typically resting or sleeping at night.
Pollinator
Describes organisms that transfer pollen, enabling the fertilization and reproduction of plants.
Also known as
Common HorseweedErigeron
Collections
Safety
Danger
0/5 · No known danger
No special safety notes yet.
Frequently Asked Questions
How tall is Flax-Leaved Horseweed?
30-100 cm
How wide does Flax-Leaved Horseweed spread?
15-30 cm
How big are the flowers on Flax-Leaved Horseweed?
0.3-0.7 cm
When does Flax-Leaved Horseweed bloom?
Late Spring to Fall
Is Flax-Leaved Horseweed edible?
No
Is Flax-Leaved Horseweed toxic?
None
What is Flax-Leaved Horseweed's lifecycle?
Annual
How is Flax-Leaved Horseweed pollinated?
Insect
Snap Map
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Recent Snaps
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Where to spot
Park18 sightings15 species
Pennsylvania, US
Haym Salomon Memorial Park
You might spot Fleabanes and Horseweeds and Honey Locust.
View guide →
Park23 sightings10 species
California, US
Lynwood Park
You might spot Anole, Chinese Privet, and Muscovy Duck.
View guide →
Park47 sightings9 species
Pennsylvania, US
Spring Mill Park
You might spot Paulownia, Asian Lady Beetle, and Spotted Lanternfly.
View guide →
Park10 sightings7 species
California, US
Warm Springs Park
You might spot Field Bindweed, Charlock, and Figeater Beetle.
View guide →
