Data sources

Each value Trefle shows for Pieris japonica, 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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Sourced9 Source not recorded9 Not on the record8 Sources: TRY Plant Trait Database, Earlier Trefle data, POWO / WCVP (Kew)

Field	Shown	What the sources say
Core
Author	(Thunb.) D.Don ex G.Don	(Thunb.) D.Don ex G.Don · POWO / WCVP (Kew) · Reported · 2026-10-11	Sourced
Bibliography	Gen. hist. 3:832. 1834	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	1834	No source recorded	Source not recorded
Descriptive
Common name	Japanese pieris	No source recorded	Source not recorded
Observations	SE. China (to Hubei), C. & S. Japan, Taiwan	No source recorded	Source not recorded
Morphology
Average height	332 cm	332 cm · TRY Plant Trait Database · Measured · 20 observations · 2026-10-09 TRY 7.0 datasets 28, 92, 214, 251, 431, 554, 873	Sourced
Flower color	empty	white · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record
Flower conspicuous	true	true · Earlier Trefle data · Reported · 2026-10-19 value present before provenance tracking (2022 import), no source recorded	Sourced
Foliage color	empty	green · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record
Foliage texture	medium	medium · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Sourced
Fruit color	empty	brown · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record
Fruit conspicuous	false	No source recorded	Source not recorded
Growth form	Multiple Stem	Multiple Stem · Earlier Trefle data · Reported · 2026-10-19 value present before provenance tracking (2022 import), no source recorded	Sourced
Growth rate	Slow	Slow · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Sourced
Vegetable	false	No source recorded	Source not recorded
Ecology
Nitrogen fixation	None	None · TRY Plant Trait Database · Measured · 13 observations · 2026-10-09 TRY 7.0 datasets 130, 444, 445	Sourced
Ph maximum	pH 5.5	pH 5.5 · Earlier Trefle data · Reported · 2026-10-19 value present before provenance tracking (2022 import), no source recorded	Sourced
Ph minimum	pH 4.2	pH 4.2 · Earlier Trefle data · Reported · 2026-10-19 value present before provenance tracking (2022 import), no source recorded	Sourced
Cultivation
Minimum root depth	empty	30 cm · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record
Usda legacy
C n ratio	empty	18.8 · TRY Plant Trait Database · Measured · 6 observations · 2026-10-09 TRY 7.0 datasets 554	Not on the record
Other
Human usage type	—	nursery_stock · TRY Plant Trait Database · Reported · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record
Salt tolerance	—	None · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record
Shade tolerance	—	Deep · TRY Plant Trait Database · Measured · 1 observation · 2026-10-09 TRY 7.0 datasets 92	Not on the record

Pieris japonica (Thunb.) D.Don ex G.Don, 1834 27% complete

Japanese pieris

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

Data sources