Information about Calgary's urban forest, including the locations and types of trees on public land. To learn more, visit the <a href="https://maps.calgary.ca/TreeSchedule/">Urban Forest Management map</a>.
This dataset has the following 25 columns:
| Column Name | API Column Name | Data Type | Description |
|---|---|---|---|
| TREE_ASSET_CD | tree_asset_cd | text | The short-hand code used to identify the community and park number an asset resides in. |
| ASSET_TYPE | asset_type | text | The type of Parks asset |
| ASSET_SUBTYPE | asset_subtype | text | Deciduous trees will change colour and lose leaves in the fall, while Evergreen (Coniferous) trees will retain their needles throughout the winter. |
| COMMON_NAME | common_name | text | The non-scientific name given for a tree. |
| HORT_CODE | hort_code | text | The short-hand code used by The City of Calgary to identify genus, species and cultivar. |
| GENUS | genus | text | The first part in the binomial species name of a tree. |
| SPECIES | species | text | The second part in the binomial species name of a tree. |
| CULTIVAR | cultivar | text | The cultivar name of the tree. |
| DBH_CM | dbh_cm | number | The diameter at breast height (approximately 1.4 m) of a tree in centimeters. |
| MATURE_SIZE | mature_size | text | The expected size of a tree at full maturity. |
| RATING | rating | number | The rating of the tree species based on the Alberta Tree Species Rating Guide from the ISA (International Society of Arboriculture). |
| APPRAISED_VALUE | appraised_value | number | |
| TREE_CONDITION_RATING_PERC | tree_condition_rating_perc | number | The most recent condition of a tree given as a percentage, which is determined by trained Urban Forestry staff during their last visit to that tree. |
| HERITAGE_TREES | heritage_trees | text | A tree determined to be a Heritage Tree. |
| TREE_MAINTENANCE | tree_maintenance | text | The current general maintenance level provided to the tree based up tree stage of life. ESTABLISH TREE – A young tree that needs help to get established and generally receives watering and higher maintenance; MAINTAIN TREE – An established, mature tree that only receives maintenance as needed; MAINTAIN SHRUB – Shrub that will only receive maintenance as needed; PLANT SITE – After a tree and its stump are removed, this indicates it may be a good spot to plant a new tree; STUMP REMOVAL – The tree has been removed, and a stump remains which requires removal. |
| MAINTAINED_BY | maintained_by | text | The organization currently responsible for maintenance of the asset. |
| WAM_ID | wam_id | text | The unique identifier used to identify Parks assets. Each tree has its own WAM_ID. |
| COMM_CODE | comm_code | text | The short-hand code used to identify the community an asset resides in. |
| LOCATION_DETAIL | location_detail | text | |
| SITE_ELEMENT_TYPE_DESCRIPTION | site_element_type_description | text | |
| SITE_ELEMENT_MINORTYPE | site_element_minortype | text | |
| HARDWARE | hardware | text | |
| ACTIVE_DT | active_dt | date | |
| MODIFIED_DT | modified_dt | date | |
| POINT | point | point |