What is TreeSource?
TreeSource is the National database on wood and trees quality in Canada. Developped by the Canadian Wood Fibre Centre, it aims to gather the largest possible amount of information on trees quality (dendrometry, physico-mechanical and chemical properties) for economically important species across Canada, for research purposes.
Data are accessible for the whole forest sector (governments, academia, industry).
With more than 780 000 trees, both coniferous and deciduous, over 1.7 millions dendrometrical measurements, and nearly 22 000 samples analyzed for physico-mechanical properties (wood density, MFA), TreeSource stands as the largest reference database on the topic. For more contents statistics, see below.
What can be found in it? 
Physico-mechanical property data |
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Search & download tools
TreeSource in numbers
Data | Amount | Details |
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Trees | 784 193 | Note: trees of unknown species and names excluded. |
Species | 107 | Picea glauca (43.9%), Picea mariana (17.5%), Picea rubens (11.0%), Picea abies (11.0%), Pinus strobus (8.4%), 102 other species (7.8%) |
Types | 2 | regular trees (88.5%), clones (11.5%) |
Regions | 27 | CA-QC (59.9%), CA-NB (12.8%), CA-ON (11.7%), CA-NS (7.9%), (TBD) (5.3%), CA-PE (1.0%), CA-AB (0.5%), 20 other origins (0.9%). Note: trees of unknown origin excluded. |
Dendrometry - trees | 599 341 | Picea glauca (47.2%), Picea mariana (19.3%), Picea abies (12.1%), Pinus strobus (10.1%), Picea rubens (5.8%), Picea x lutzii (1.1%), 83 other species (3.9%) |
Dendrometry - measurements | 1 708 936 | 1 610 650 (height), 505 975 (DBH), 1 127 (DSH), 10 820 (living crown height), 5 333 (crown diameter), 6566 (acoustic velocity). Years: 1965-2023 (59). |
Physico-mechanical properties - samples | 22 464 | Picea glauca (45.2%), Picea mariana (32.1%), Picea rubens (10.0%), Picea abies (5.1%), Abies balsamea (1.3%), Picea mariana x Picea rubens (1.3%), Picea rubens x Picea mariana (1.0%), Abies amabilis (1.0%), Tsuga heterophylla (1.0%), 8 other species (2.0%) |
Growth rings | 529 146 | Picea mariana (samples: 7200, total rings: 234658, avg rings 32.6, avg ring width: 1.973 mm, pct EW: 77.4), Picea glauca (samples: 10161, total rings: 148937, avg rings 14.7, avg ring width: 3.509 mm, pct EW: 84.5), Picea rubens (samples: 2255, total rings: 45119, avg rings 20.0, avg ring width: 3.309 mm, pct EW: 78.9), Abies balsamea (samples: 300, total rings: 21484, avg rings 71.6, avg ring width: 1.055 mm, pct EW: 76.5), Picea abies (samples: 1138, total rings: 12640, avg rings 11.1, avg ring width: 5.140 mm, pct EW: 82.8), Pinus banksiana (samples: 154, total rings: 11063, avg rings 71.8, avg ring width: 1.092 mm, pct EW: 71.0), Abies amabilis (samples: 228, total rings: 9782, avg rings 42.9, avg ring width: 3.550 mm, pct EW: 84.4), Betula papyrifera (samples: 117, total rings: 9544, avg rings 81.6, avg ring width: 1.627 mm, pct EW: 82.3), Tsuga heterophylla (samples: 219, total rings: 9504, avg rings 43.4, avg ring width: 3.482 mm, pct EW: 88.7), Picea mariana x Picea rubens (samples: 291, total rings: 5571, avg rings 19.1, avg ring width: 3.438 mm, pct EW: 83.8), Picea rubens x Picea mariana (samples: 219, total rings: 4197, avg rings 19.2, avg ring width: 3.529 mm, pct EW: 84.3), Fagus grandifolia (samples: 34, total rings: 3797, avg rings 111.7, avg ring width: 1.611 mm, pct EW: 75.7), Fraxinus pennsylvanica (samples: 48, total rings: 3637, avg rings 75.8, avg ring width: 2.269 mm, pct EW: 31.3), Quercus rubra (samples: 35, total rings: 3629, avg rings 103.7, avg ring width: 2.203 mm, pct EW: 32.7), Acer rubrum (samples: 30, total rings: 3256, avg rings 108.5, avg ring width: 1.525 mm, pct EW: 81.8), Populus tremuloides (samples: 27, total rings: 1852, avg rings 68.6, avg ring width: 1.559 mm, pct EW: 76.6), Populus grandidentata (samples: 8, total rings: 476, avg rings 59.5, avg ring width: 1.756 mm, pct EW: 75.0) |
Samples | 137 522 | Note: samples of unknown species excluded. |
Species | 2 579 | Picea mariana (34.8%), Picea glauca (15.0%), Pinus banksiana (7.6%), Abies balsamea (7.3%), Populus tremuloides (4.5%), Betula papyrifera (4.1%), Abies amabilis (3.3%), Tsuga heterophylla (3.1%), Pseudotsuga menziesii (2.5%), Pinus contorta (2.2%), Picea rubens (1.8%), Picea engelmannii (1.2%), 2567 other species (7.7%) |
Types | 12 | Carotte (63.3%), Bâtonnet (20.5%), Planche (4.1%), Placage (3.5%), Disque (2.6%), ADN (1.9%), Éprouvette normalisée (1.6%), Lame (0.8%), Branche (0.6%), Rameau (0.5%), Bille (0.4%), Billon (0.2%) |
Origin | 8 | (TBD) (52.7%), CA-QC (34.8%), CA-BC (7.0%), CA-NB (3.0%), CA-NS (1.6%), CA-ON (0.6%), CA-AB (0.4%), (unknown) (0.0%). Note: samples of unknown origin excluded. |
Seedlots | 3 050 | Note: seedlots of unknown species excluded. |
Species | 10 | Picea glauca (78.9%), Picea mariana (10.8%), Quercus macrocarpa (7.4%), Fraxinus americana (2.2%), 6 other species (0.7%) |
Types | 2 | D (80.6%), P (19.4%) |
Origin | 30 | CA-QC, CA (67.3%), CA-ON, CA (11.8%), CA-NB, CA (5.6%), CA-NS, CA (3.2%), US-ND, US (2.1%), CA-MB, CA (1.2%), US-TX, US (1.0%), US-MO, US (0.9%), CA-PE, CA (0.8%), US-KS, US (0.7%), US-OK, US (0.6%), CA-SK, CA (0.5%), US-SD, US (0.5%), US-NE, US (0.5%), 16 other origins (3.2%). Note: seedlots of unknown origin excluded. |
Sites | 13 214 | Note: sites of unknown type excluded. |
With tree measurements | 5 169 | (dendrometric or physico-mechanical measurements) |
Types | 4 | Unknown (46.1%), Forêt naturelle (38.4%), Plantation (15.4%), Bâtiment (0.1%). |
Regions | 36 | (TBD) (35.4%), CA-ON (26.2%), CA-QC (21.6%), CA-BC (3.5%), CA-NB (3.3%), CA-AB (2.5%), CA-MB (1.6%), CA-NS (1.2%), CA-SK (1.0%), CA-NL (1.0%), US-ND (0.5%), 25 other regions (2.2%). |
Bud growth phenology measurements | 560 082 | |
Trees | 14 783 | |
Species | 1 | Picea glauca (100.0%) |