Index / Search / Sparganium eurycarpum

§1 Plant — species · Sparganiaceae

Sparganium eurycarpum Engelm.

vernacular broadfruit bur-reed


USDA
SPEU
GBIF
2702394
Rank
species
broadfruit bur-reed (Sparganium eurycarpum)
Platephotograph · Whitney SuurdCC BY-NC source · iNaturalist ↗

§2Habit & range

Habit and range

Growth habit
Forb/herb
Duration
Perennial
Group
Monocot
Family
Sparganiaceae Hanin
Genus
Sparganium
§2a

Native status, by region

  • CAN Canada Native
  • L48 Lower 48 States Native
  • SPM St. Pierre & Miquelon Native

§3Cultivation specs · USDA

Recorded by the USDA Plant Materials Program.

§3a

Tolerances

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

Climate & soil

Cold tolerance
-33 °F minimum
Frost-free days
95 min.
Precipitation
10–50 in/yr
pH range
5–8.5
Root depth
12 in min.
Fertility need
Low
Soil texture
coarse, medium, fine
§3c

Form & growth

Growth form
Colonizing
Growth rate
Moderate
Lifespan
Moderate
Mature height
4.9 ft
Foliage texture
Medium
Foliage colour
Green
Porosity (summer)
Moderate
Porosity (winter)
Porous
Flower colour
Green
Fruit colour
Green
Fire resistant
No
N fixation
None
Toxicity
None
§3d

Reproduction

Bloom period
Indeterminate
Seed abundance
Medium
Seed begins
Spring
Seed ends
Fall
Spread rate
Moderate
Stratify
No
Seeds / lb
1,468
Propagation
seed, sprigs
§3e

Use & availability

Commercial availability
Routinely Available
Nursery stock
No
Browse palatability
Medium
Palatable, human
No
Lumber
No
Christmas tree
No

§4Montana distribution

Recorded in 3 of 56 Montana counties.


§5Sources & provenance

USDA PLANTS

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

plants.usda.gov/SPEU ↗

GBIF Backbone

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

gbif.org/species/2702394 ↗

Record version

Cached and built locally. Source version on this record:

usda-plants-mt-2026-05-25

fetched 2026-05-25T16:28:53Z