Missoula Tree Frontage RequirementsMissoula requires a minimum of two trees and six shrubs per 1,000 square feet for street frontage.Link: Missoula Code of Ordinances Sec. 20.65.030(B)(4) Policy Details: Locale: Missoula, Montana [West] Climate zone: Zone 6B: Cold Dry Jurisdiction: Municipality [50-150K] Smart Surface(s): Trees Policy Type(s): City CodeCitation:Missoula Code of Ordinances Sec. 20.65.030(B)(4)