Data sources

Each value Trefle shows for Echium vulgare, 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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Sourced11 Differs from sources4 Source not recorded13 Not on the record4 Sources: TRY Plant Trait Database

Field	Shown	What the sources say
Core
Author	L.	No source recorded	Source not recorded
Bibliography	Sp. Pl.: 139 (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	Blue echium	No source recorded	Source not recorded
Observations	Europe to Xinjiang	No source recorded	Source not recorded
Morphology
Average height	21 cm	21.2 cm · TRY Plant Trait Database · Measured · 26 observations · 2026-10-09 TRY 7.0 datasets 25, 28, 116, 164, 178, 203, 419, 468, 500, 544, 564, 581, 882, 897, 926	Differs from sources
Biological type	hemicryptophyte	hemicryptophyte · TRY Plant Trait Database · Measured · 13 observations · 2026-10-09 TRY 7.0 datasets 4, 25, 71, 164, 174, 175, 178, 500, 544, 600, 918	Sourced
Flower color	blue	blue, magenta · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 4, 882	Differs from sources
Foliage texture	coarse	coarse · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 4, 71	Sourced
Fruit color	brown	brown · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 882	Sourced
Fruit shape	mericarp	mericarp · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 4, 600, 882	Sourced
Growth habit	Forb/herb	No source recorded	Source not recorded
Maximum height	85 cm	85 cm · TRY Plant Trait Database · Measured · 6 observations · 2026-10-09 TRY 7.0 datasets 25, 28, 116, 164, 178, 203, 419, 468, 500, 544, 564, 581, 882, 897, 926	Sourced
Vegetable	false	No source recorded	Source not recorded
Phenology
Bloom months	may, jun, jul, aug	feb, may, jun · TRY Plant Trait Database · Measured · 7 observations · 2026-10-09 TRY 7.0 datasets 4, 174, 203, 600	Differs from sources
Duration	biennial, perennial	biennial, perennial · TRY Plant Trait Database · Measured · 11 observations · 2026-10-09 TRY 7.0 datasets 4, 71, 164, 178, 203, 818, 882, 918	Sourced
Ecology
Atmospheric humidity	3	No source recorded	Source not recorded
Ground humidity	4	4 · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 178, 203	Sourced
Light	8	9 · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 178, 489	Differs from sources
Nitrogen fixation	None	None · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 71, 445	Sourced
Ph maximum	pH 7	No source recorded	Source not recorded
Ph minimum	pH 6.5	No source recorded	Source not recorded
Soil nutriments	4	4 · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 178	Sourced
Soil salinity	0	0 · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 178, 242, 489	Sourced
Cultivation
Minimum root depth	151 cm	151 cm · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 818	Sourced
Other
Propagation method	—	seed · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 174	Not on the record
Shade tolerance	—	None · TRY Plant Trait Database · Measured · 6 observations · 2026-10-09 TRY 7.0 datasets 174	Not on the record
Soil ph indicator	—	7 · TRY Plant Trait Database · Measured · 3 observations · 2026-10-09 TRY 7.0 datasets 178, 242, 489	Not on the record
Temperature indicator	—	6 · TRY Plant Trait Database · Measured · 2 observations · 2026-10-09 TRY 7.0 datasets 203, 242	Not on the record

Echium vulgare 47% complete

Blue echium

.fa-secondary{opacity:.4} Data sources

Data sources