Achillea millefolium L., 1753 58% complete

Milfoil

Sp. Pl.: 899 (1753)

Data sources

Each value Trefle shows for Achillea millefolium, 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.

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Sourced23 Differs from sources3 Source not recorded10 Not on the record8 Sources: TRY Plant Trait Database, Earlier Trefle data
Field Shown What the sources say
Core
Author L. No source recorded
Source not recorded
Bibliography Sp. Pl.: 899 (1753) 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 1753 No source recorded
Source not recorded
Descriptive
Common name Milfoil No source recorded
Source not recorded
Family common name Aster family No source recorded
Source not recorded
Observations Subarctic & Temp. Northern Hemisphere to Guatemala No source recorded
Source not recorded
Morphology
Average height 16 cm
  • 16.2 cm · TRY Plant Trait Database · Measured · 414 observations · 2026-10-09
    TRY 7.0 datasets 1, 7, 25, 28, 45, 50, 66, 76, 86, 88, 92, 108, 115, 133, 174, 175, 178, 193, 249, 251, 310, 320, 323, 327, 335, 347, 353, 356, 366, 428, 468, 519, 569, 589, 608, 776, 807, 832, 866, 882, 884, 897, 917, 918, 925
2 earlier or rejected values
  • Superseded 16.2 cm · TRY Plant Trait Database · Measured · 414 observations · 2026-10-09
    TRY 7.0 datasets 1, 7, 25, 28, 45, 50, 66, 76, 86, 88, 92, 108, 115, 133, 174, 175, 178, 193, 249, 251, 310, 320, 323, 327, 335, 347, 353, 356, 366, 428, 468, 519, 569, 589, 608, 776, 807, 832, 866, 882, 884, 897, 917, 918, 925
  • Superseded 16.2 cm · TRY Plant Trait Database · Measured · 414 observations · 2026-09-17
    TRY 7.0 datasets 1, 7, 25, 28, 45, 50, 66, 76, 86, 88, 92, 108, 115, 133, 174, 175, 178, 193, 249, 251, 310, 320, 323, 327, 335, 347, 353, 356, 366, 428, 468, 519, 569, 589, 608, 776, 807, 832, 866, 882, 884, 897, 917, 918, 925
Differs from sources
Biological type hemicryptophyte
  • hemicryptophyte · TRY Plant Trait Database · Measured · 196 observations · 2026-10-09
    TRY 7.0 datasets 4, 25, 71, 174, 175, 178, 203, 350, 655, 918, 925
2 earlier or rejected values
  • Superseded hemicryptophyte · TRY Plant Trait Database · Measured · 196 observations · 2026-10-09
    TRY 7.0 datasets 4, 25, 71, 174, 175, 178, 203, 350, 655, 918, 925
  • Superseded hemicryptophyte · TRY Plant Trait Database · Measured · 196 observations · 2026-09-17
    TRY 7.0 datasets 4, 25, 71, 174, 175, 178, 203, 350, 655, 918, 925
Sourced
Flower color white, red, magenta
  • magenta, red, white · TRY Plant Trait Database · Measured · 6 observations · 2026-10-09
    TRY 7.0 datasets 4, 92, 350, 655, 882
2 earlier or rejected values
  • Superseded magenta, red, white · TRY Plant Trait Database · Measured · 6 observations · 2026-10-09
    TRY 7.0 datasets 4, 92, 350, 655, 882
  • Superseded magenta, red, white · TRY Plant Trait Database · Measured · 6 observations · 2026-09-17
    TRY 7.0 datasets 4, 92, 350, 655, 882
Sourced
Flower conspicuous true
  • true · Earlier Trefle data · Reported · 2026-10-19
    value present before provenance tracking (2022 import), no source recorded
Sourced
Foliage color green
2 earlier or rejected values
Sourced
Foliage texture fine
2 earlier or rejected values
  • Superseded fine · TRY Plant Trait Database · Measured · 5 observations · 2026-10-09
    TRY 7.0 datasets 4, 92, 443, 879
  • Superseded fine · TRY Plant Trait Database · Measured · 5 observations · 2026-09-17
    TRY 7.0 datasets 4, 92, 443, 879
Sourced
Fruit color empty
2 earlier or rejected values
Not on the record
Fruit conspicuous false No source recorded
Source not recorded
Fruit shape achene
2 earlier or rejected values
Sourced
Growth form Rhizomatous
  • Rhizomatous · Earlier Trefle data · Reported · 2026-10-19
    value present before provenance tracking (2022 import), no source recorded
Sourced
Growth habit Forb/herb
  • Forb/herb · Earlier Trefle data · Reported · 2026-10-19
    value present before provenance tracking (2022 import), no source recorded
Sourced
Growth rate Moderate
2 earlier or rejected values
Sourced
Maximum height 48 cm
  • 48 cm · TRY Plant Trait Database · Measured · 13 observations · 2026-10-09
    TRY 7.0 datasets 1, 7, 25, 28, 45, 50, 66, 76, 86, 88, 92, 108, 115, 133, 174, 175, 178, 193, 249, 251, 310, 320, 323, 327, 335, 347, 353, 356, 366, 428, 468, 519, 569, 589, 608, 776, 807, 832, 866, 882, 884, 897, 917, 918, 925
2 earlier or rejected values
  • Superseded 48 cm · TRY Plant Trait Database · Measured · 13 observations · 2026-10-09
    TRY 7.0 datasets 1, 7, 25, 28, 45, 50, 66, 76, 86, 88, 92, 108, 115, 133, 174, 175, 178, 193, 249, 251, 310, 320, 323, 327, 335, 347, 353, 356, 366, 428, 468, 519, 569, 589, 608, 776, 807, 832, 866, 882, 884, 897, 917, 918, 925
  • Superseded 48 cm · TRY Plant Trait Database · Measured · 13 observations · 2026-09-17
    TRY 7.0 datasets 1, 7, 25, 28, 45, 50, 66, 76, 86, 88, 92, 108, 115, 133, 174, 175, 178, 193, 249, 251, 310, 320, 323, 327, 335, 347, 353, 356, 366, 428, 468, 519, 569, 589, 608, 776, 807, 832, 866, 882, 884, 897, 917, 918, 925
Sourced
Vegetable true
  • true · Earlier Trefle data · Reported · 2026-10-19
    value present before provenance tracking (2022 import), no source recorded
Sourced
Phenology
Bloom months apr, jun, jul, aug
  • apr, jun, jul, aug · TRY Plant Trait Database · Measured · 23 observations · 2026-10-20
    TRY 7.0 datasets 4, 45, 115, 163, 174, 203, 310
3 earlier or rejected values
  • Superseded feb, apr, jun, jul, aug · TRY Plant Trait Database · Measured · 23 observations · 2026-10-09
    TRY 7.0 datasets 4, 45, 115, 163, 174, 203, 310
  • Superseded feb, apr, jun, jul, aug · TRY Plant Trait Database · Measured · 23 observations · 2026-10-09
    TRY 7.0 datasets 4, 45, 115, 163, 174, 203, 310
  • Superseded feb, apr, jun, jul, aug · TRY Plant Trait Database · Measured · 23 observations · 2026-09-17
    TRY 7.0 datasets 4, 45, 115, 163, 174, 203, 310
Sourced
Duration perennial
  • perennial · TRY Plant Trait Database · Measured · 227 observations · 2026-10-09
    TRY 7.0 datasets 1, 4, 7, 25, 71, 86, 92, 110, 175, 178, 193, 203, 236, 443, 460, 818, 879, 882, 918, 925
2 earlier or rejected values
  • Superseded perennial · TRY Plant Trait Database · Measured · 227 observations · 2026-10-09
    TRY 7.0 datasets 1, 4, 7, 25, 71, 86, 92, 110, 175, 178, 193, 203, 236, 443, 460, 818, 879, 882, 918, 925
  • Superseded perennial · TRY Plant Trait Database · Measured · 227 observations · 2026-09-17
    TRY 7.0 datasets 1, 4, 7, 25, 71, 86, 92, 110, 175, 178, 193, 203, 236, 443, 460, 818, 879, 882, 918, 925
Sourced
Ecology
Atmospheric humidity 4 / 9 · moderately dry air
  • 4 / 9 · moderately dry air · Earlier Trefle data · Reported · 2026-10-19
    value present before provenance tracking (2022 import), no source recorded
Sourced
Ground humidity 5 / 12 · fresh, never flooded (mesohydric)
  • 5 / 12 · fresh, never flooded (mesohydric) · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09
    TRY 7.0 datasets 178, 379
2 earlier or rejected values
  • Superseded 5 / 12 · fresh, never flooded (mesohydric) · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09
    TRY 7.0 datasets 178, 379
  • Superseded 5 / 12 · fresh, never flooded (mesohydric) · TRY Plant Trait Database · Measured · 2 observations · 2026-09-17
    TRY 7.0 datasets 178, 379
Sourced
Light 8 / 9 · light
  • 7 / 9 · half-light to light · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09
    TRY 7.0 datasets 178
2 earlier or rejected values
  • Superseded 7 / 9 · half-light to light · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09
    TRY 7.0 datasets 178
  • Superseded 7 / 9 · half-light to light · TRY Plant Trait Database · Measured · 1 observation · 2026-09-17
    TRY 7.0 datasets 178
Differs from sources
Nitrogen fixation None
  • None · TRY Plant Trait Database · Measured · 43 observations · 2026-10-09
    TRY 7.0 datasets 1, 20, 57, 67, 71, 89, 96, 110, 130, 193, 444, 445, 822
2 earlier or rejected values
  • Superseded None · TRY Plant Trait Database · Measured · 43 observations · 2026-10-09
    TRY 7.0 datasets 1, 20, 57, 67, 71, 89, 96, 110, 130, 193, 444, 445, 822
  • Superseded None · TRY Plant Trait Database · Measured · 43 observations · 2026-09-17
    TRY 7.0 datasets 1, 20, 57, 67, 71, 89, 96, 110, 130, 193, 444, 445, 822
Sourced
Ph maximum pH 8
  • pH 8 · Earlier Trefle data · Reported · 2026-10-19
    value present before provenance tracking (2022 import), no source recorded
Sourced
Ph minimum pH 6
  • pH 6 · Earlier Trefle data · Reported · 2026-10-19
    value present before provenance tracking (2022 import), no source recorded
Sourced
Soil nutriments 4 / 9 · rather poor (meso-oligotrophic)
  • 5 / 9 · intermediate (mesotrophic) · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09
    TRY 7.0 datasets 178, 489
2 earlier or rejected values
  • Superseded 5 / 9 · intermediate (mesotrophic) · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09
    TRY 7.0 datasets 178, 489
  • Superseded 5 / 9 · intermediate (mesotrophic) · TRY Plant Trait Database · Measured · 2 observations · 2026-09-17
    TRY 7.0 datasets 178, 489
Differs from sources
Soil salinity 1 / 9 · barely saline (hyperoligohaline)
  • 1 / 9 · barely saline (hyperoligohaline) · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09
    TRY 7.0 datasets 178
2 earlier or rejected values
  • Superseded 1 / 9 · barely saline (hyperoligohaline) · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09
    TRY 7.0 datasets 178
  • Superseded 1 / 9 · barely saline (hyperoligohaline) · TRY Plant Trait Database · Measured · 1 observation · 2026-09-17
    TRY 7.0 datasets 178
Sourced
Cultivation
Minimum root depth 7 cm
2 earlier or rejected values
  • Superseded 7 cm · TRY Plant Trait Database · Measured · 12 observations · 2026-10-09
    TRY 7.0 datasets 92, 608, 818, 832
  • Superseded 7 cm · TRY Plant Trait Database · Measured · 12 observations · 2026-09-17
    TRY 7.0 datasets 92, 608, 818, 832
Sourced
Planting row spacing 45 cm
  • 45 cm · Earlier Trefle data · Reported · 2026-10-19
    value present before provenance tracking (2022 import), no source recorded
Sourced
Planting sowing description Direct seed. If planting indoors, harden off before transplanting seedlings outside.
  • Direct seed. If planting indoors, harden off before transplanting seedlings outside. · Earlier Trefle data · Reported · 2026-10-19
    value present before provenance tracking (2022 import), no source recorded
Sourced
Planting spread 45 cm
  • 45 cm · Earlier Trefle data · Reported · 2026-10-19
    value present before provenance tracking (2022 import), no source recorded
Sourced
Usda legacy
C n ratio empty
  • 19.5 · TRY Plant Trait Database · Measured · 70 observations · 2026-10-09
    TRY 7.0 datasets 7, 50, 76, 88, 193, 228, 347, 412, 468, 727
2 earlier or rejected values
  • Superseded 19.5 · TRY Plant Trait Database · Measured · 70 observations · 2026-10-09
    TRY 7.0 datasets 7, 50, 76, 88, 193, 228, 347, 412, 468, 727
  • Superseded 19.5 · TRY Plant Trait Database · Measured · 70 observations · 2026-09-17
    TRY 7.0 datasets 7, 50, 76, 88, 193, 228, 347, 412, 468, 727
Not on the record
Other
Human usage type —
2 earlier or rejected values
Not on the record
Propagation method —
2 earlier or rejected values
Not on the record
Salt tolerance —
2 earlier or rejected values
Not on the record
Shade tolerance —
2 earlier or rejected values
Not on the record
Soil ph indicator —
2 earlier or rejected values
Not on the record
Temperature indicator —
2 earlier or rejected values
Not on the record