(A) General Plant Material Standards: All new landscape plant material must be grown in a nursery located in plant hardiness Zone 4. All plant material must meet general industry standards at the time of installation.
(B) Plant Material Minimum Size Standards: All required new landscape plant material must be, at the time of installation, those minimum sizes as set forth in table 159-7.712(B) of this division.
TABLE 159-7.712(B)
MINIMUM SIZE STANDARDS FOR REQUIRED PLANT MATERIALS
MINIMUM SIZE STANDARDS FOR REQUIRED PLANT MATERIALS
Plant Material Type | Planting In Buffer Yards Abutting A Vacant Parcel | All Other Buffer Yard Plantings | All Other Plantings |
Single stem canopy trees | 1.5 inch caliper | 3 inch caliper | 2 - 2.5 inch caliper |
Multistem clump canopy trees | 6 feet tall | 12 feet tall | 8 feet tall |
Coniferous trees | 4 feet tall | 6 feet tall | 4 - 6 feet tall |
Understory trees | 4 feet tall | 1.5 inch caliper | 1.5 inch caliper |
Shrubs | 15 inches tall | 2 feet tall | 2 feet tall |
(C) Plant Material Substitution: Required landscape plant material types may be substituted for other types based upon the requirements of table 159-7.712(C) of this division.
TABLE 159-7.712(C)
SUBSTITUTION SCHEDULE FOR REQUIRED PLANT MATERIALS
SUBSTITUTION SCHEDULE FOR REQUIRED PLANT MATERIALS
Required Plant Material Type | Acceptable Substitutions |
Required Plant Material Type | Acceptable Substitutions |
1 canopy tree Single stem; Multistem clump | 2 understory trees 2 inch caliper each, or |
2 coniferous trees 6 feet in height each, or | |
1 understory tree 2 inch caliper each, plus 1 coniferous tree 6 feet in height each | |
1 coniferous tree | 1 understory tree 1.5 inch caliper each |
1 understory tree | 1 coniferous tree 6 feet in height each |
1 shrub | 1 understory tree 1.5 inch caliper each, or |
1 coniferous tree 4 feet in height each | |
(Ord. 17-2-2065, passed 2-27-2017)