Knautia arvensis (L.) Coult., 1823 43% complete

Field-scabious

Mém. Dipsac.: 29 (1823)

Data sources

Each value Trefle shows for Knautia arvensis, with what every source says about it. When sources disagree, the strongest source is shown (how sources are ranked). Values imported before sources were recorded one by one are marked Source not recorded.

Something wrong? Suggest a correction.

Sourced11 Differs from sources2 Source not recorded13 Not on the record6 Sources: TRY Plant Trait Database
Field Shown What the sources say
Core
Author (L.) Coult. No source recorded
Source not recorded
Bibliography Mém. Dipsac.: 29 (1823) No source recorded
Source not recorded
Phylum Tracheophyta No source recorded
Source not recorded
Rank species No source recorded
Source not recorded
Status accepted No source recorded
Source not recorded
Year 1823 No source recorded
Source not recorded
Descriptive
Common name Field-scabious No source recorded
Source not recorded
Observations Europe to Siberia and N. Caucasus No source recorded
Source not recorded
Morphology
Average height 31 cm
  • 30.5 cm · TRY Plant Trait Database · Measured · 173 observations · 2026-10-09
    TRY 7.0 datasets 25, 45, 76, 116, 164, 175, 178, 203, 310, 320, 347, 500, 564, 589, 616, 807, 818, 897, 898, 926
Differs from sources
Biological type hemicryptophyte
  • hemicryptophyte · TRY Plant Trait Database · Measured · 14 observations · 2026-10-09
    TRY 7.0 datasets 4, 25, 71, 164, 174, 175, 178, 203, 500, 918
Sourced
Flower color blue Sourced
Foliage texture medium Sourced
Fruit shape empty Not on the record
Growth habit Forb/herb No source recorded
Source not recorded
Maximum height 74 cm
  • 73.5 cm · TRY Plant Trait Database · Measured · 6 observations · 2026-10-09
    TRY 7.0 datasets 25, 45, 76, 116, 164, 175, 178, 203, 310, 320, 347, 500, 564, 589, 616, 807, 818, 897, 898, 926
Differs from sources
Sexuality empty Not on the record
Vegetable false No source recorded
Source not recorded
Phenology
Bloom months feb, jun, jul
  • feb, jun, jul · TRY Plant Trait Database · Measured · 6 observations · 2026-10-09
    TRY 7.0 datasets 4, 45, 174, 203
Sourced
Duration annual, perennial
  • annual, perennial · TRY Plant Trait Database · Measured · 10 observations · 2026-10-09
    TRY 7.0 datasets 4, 25, 71, 110, 164, 175, 178, 203, 818, 918
Sourced
Ecology
Atmospheric humidity 4 / 9 · moderately dry air No source recorded
Source not recorded
Ground humidity 4 / 12 · moderately dry (meso-xerophilous)
  • 4 / 12 · moderately dry (meso-xerophilous) · TRY Plant Trait Database · Measured · 4 observations · 2026-10-09
    TRY 7.0 datasets 178, 203, 489
Sourced
Light 7 / 9 · half-light to light
  • 7 / 9 · half-light to light · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09
    TRY 7.0 datasets 178, 489
Sourced
Nitrogen fixation None Sourced
Ph maximum pH 7.5 No source recorded
Source not recorded
Ph minimum pH 7 No source recorded
Source not recorded
Soil nutriments 4 / 9 · rather poor (meso-oligotrophic)
  • 4 / 9 · rather poor (meso-oligotrophic) · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09
    TRY 7.0 datasets 178, 489
Sourced
Soil salinity 0 / 9 · absent from saline soils
  • 0 / 9 · absent from saline soils · TRY Plant Trait Database · Measured · 6 observations · 2026-10-09
    TRY 7.0 datasets 178, 242, 489
Sourced
Cultivation
Minimum root depth 161 cm Sourced
Usda legacy
C n ratio empty Not on the record
Other
Shade tolerance — Not on the record
Soil ph indicator — Not on the record
Temperature indicator — Not on the record