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Index / Search / Collinsia parviflora

§1 Plant

Collinsia parviflora Lindl.

vernacular maiden blue eyed Mary — species · Scrophulariaceae

USDA
COPA3
GBIF
5414960
Rank
species
maiden blue eyed Mary (Collinsia parviflora)
Platephotograph · brigittelarkinCC BY-NC source · iNaturalist ↗

§2Habit & range

Habit and range

Growth habit
Forb/herb
Duration
Annual
Group
Dicot
Family
Scrophulariaceae Juss.
Genus
Collinsia
§2a

Native status, by region

  • AK Alaska Introduced
  • CAN Canada Native
  • L48 Lower 48 States Native
§2b

County-level range

· 258 counties across 19 states/territories
Legend Native · 257 Introduced · 1 Both · 0 Hover a county for detail.

§3Cultivation specs · USDA

Recorded by the USDA Plant Materials Program.

§3a

Tolerances

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

Climate & soil

Cold tolerance
-33 °F minimum
Frost-free days
95 min.
Precipitation
16–50 in/yr
pH range
5.6–7
Root depth
6 in min.
Fertility need
Medium
Soil texture
medium, fine
§3c

Form & growth

Growth form
Single Crown
Growth rate
Rapid
Mature height
1 ft
Foliage texture
Fine
Foliage colour
Green
Porosity (summer)
Porous
Porosity (winter)
Porous
Flower colour
Blue
Fruit colour
Brown
Fire resistant
No
N fixation
None
Toxicity
None
§3d

Reproduction

Bloom period
Mid Spring
Seed abundance
Medium
Seed begins
Spring
Seed ends
Summer
Spread rate
Moderate
Stratify
No
Seeds / lb
350,000
Propagation
seed
§3e

Use & availability

Commercial availability
No Known Source
Nursery stock
No
Palatable, human
No
Lumber
No
Christmas tree
No

§4Counties, by state

Recorded in 258 counties across 19 states/territories.

Alaska view state ↗ 1 I ▾
Arizona view state ↗ 5 N ▾
California view state ↗ 29 N ▾
Colorado view state ↗ 22 N ▾
Idaho view state ↗ 35 N ▾
Massachusetts view state ↗ 1 N ▾
Michigan view state ↗ 4 N ▾
Montana view state ↗ 18 N ▾
Nebraska view state ↗ 1 N ▾
Nevada view state ↗ 17 N ▾
New Mexico view state ↗ 5 N ▾
North Dakota view state ↗ 2 N ▾
Oregon view state ↗ 33 N ▾
Pennsylvania view state ↗ 1 N ▾
South Dakota view state ↗ 3 N ▾
Utah view state ↗ 25 N ▾
Vermont view state ↗ 1 N ▾
Washington view state ↗ 34 N ▾
Wyoming view state ↗ 21 N ▾

§5Sources & provenance

USDA PLANTS

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

plants.usda.gov/COPA3 ↗

GBIF Backbone

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

gbif.org/species/5414960 ↗

Record version

Cached and built locally. Source version on this record:

usda-plants-mt-2026-05-26

fetched 2026-05-26T20:46:58Z