Title: Explain the genetic characteristics of tree species that are able to thrive in urban areas.
Course: Community Forestry and Tree Management (18502-III) > Section: Examining Environmental Factors that Influence Tree Growth

Explanation should include

- defining cultivar
- describing environmental conditions
  - hardiness zone
  - tolerance of urban stressors
    - soil moisture
    - reduced soil volume
    - poor soils
    - soil compaction
    - soil drainage characteristic
    - root space
    - sun/shade
    - salt
    - pH
    - heat
    - drought
    - structural factors
      - limitations to above-ground space
      - overhead wires
      - proximity to buildings

    - limitations to below-ground space
      - utilities
      - rooting volume

- identifying microclimate factors
  - re-reflected heat load
  - frost pocket
  - wind funneling

- listing insect/disease factors
- evaluating irrigation levels
- determining effect on air pollution
- describing growth and ornamental characteristics
- identifying transplant issues
- determining resistance to storm damage and injury
- identifying management issues
  - potential hazards and nuisances
  - maintenance requirements

- determining aesthetic value.

Process/Skill Questions:

- What is the difference between a forest tree and an urban tree?
- What are some maintenance issues of trees?
- What are three site characteristics that influence species selection?
- What trees are ideal for various urban environments (e.g., parking lots, parks, streets)?
- What are some site characteristics that might prohibit the planting of large trees?