Index / Search / Symphyotrichum patens var. patens

§1 Plant

Symphyotrichum patens (Aiton) G.L. Nesom var. patens

vernacular late purple aster — variety · Asteraceae


USDA
SYPAP2
GBIF
7223380
Rank
variety
late purple aster (Symphyotrichum patens var. patens)
Platephotograph · Michael J. PapayCC BY source · iNaturalist ↗

§2Habit & range

Habit and range

Growth habit
Forb/herb
Duration
Perennial
Group
Dicot
Family
Asteraceae Bercht. & J. Presl
Genus
Symphyotrichum
§2a

Native status, by region

  • L48 Lower 48 States Native
§2b

County-level range

· 4 counties across 1 state
Legend Native · 4 Introduced · 0 Both · 0 Hover a county for detail.

§3Cultivation specs · USDA

Recorded by the USDA Plant Materials Program.

§3a

Tolerances

Drought
Medium
Shade
Low
Moisture use
Medium
Fire
High
Salinity
None
Anaerobic
None
CaCO₃
Medium
Hedging
None
§3b

Climate & soil

Cold tolerance
-38 °F minimum
Frost-free days
80 min.
Precipitation
30–55 in/yr
pH range
4.9–6.9
Root depth
10 in min.
Fertility need
Medium
Soil texture
medium, fine
§3c

Form & growth

Growth form
Multiple Stem
Growth rate
Moderate
Lifespan
Long
Mature height
2.5 ft
Foliage texture
Coarse
Foliage colour
Dark Green
Porosity (summer)
Dense
Porosity (winter)
Porous
Flower colour
Purple
Fruit colour
Brown
Fire resistant
No
N fixation
None
Toxicity
None
§3d

Reproduction

Bloom period
Late Summer
Seed abundance
High
Seed begins
Summer
Seed ends
Fall
Spread rate
Slow
Stratify
No
Seeds / lb
800,000
Propagation
seed, container, sprigs
§3e

Use & availability

Commercial availability
No Known Source
Nursery stock
No
Browse palatability
Low
Palatable, human
No
Protein potential
Low
Lumber
No
Christmas tree
No

§4Counties, by state

Recorded in 4 counties across 1 state.


§5Sources & provenance

USDA PLANTS

Symbol, taxonomy, distribution, cultivation specs, native status. Public domain.

plants.usda.gov/SYPAP2 ↗

GBIF Backbone

Canonical taxonomic identity, synonym resolution, cross-refs. CC0.

gbif.org/species/7223380 ↗

Record version

Cached and built locally. Source version on this record:

usda-plants-mt-2026-05-25

fetched 2026-05-25T18:27:19Z