Landscape islands used at the end of
parking aisles shall enclose. The width of landscaped islands at their ends shall
not be less than four (4) feet and not less than eight (8) feet at their midpoint. 5. Plant Selection. No tree, shrub or plant shall be proposed for use within a parking
area that has been identified as an Invasive Species by the Massachusetts Plant
Advisory Group in the latest version of The Evaluation of Non-Native Plant
Species for Invasiveness in Massachusetts (with annotated list), has been
identified as invasive or banned on the Massachusetts Prohibited Plant List as
periodically updated by the Massachusetts Department of Agricultural
Resources, or in any other reputable scientific publication that may be acceptable
to the Board. All size and location design elements shall comply with the
following specifications:
a. Shade or canopy trees shall be three (3) inches caliper with a height of not
less than twelve (12) feet above grade;
b. Small or minor shade trees shall be two and one-half (2.5) inches caliper
with a height of not less than nine (9) feet above grade;
c. Ornamental or flowering fruit trees shall be two (2) inches caliper with a
height of not less than seven (7) feet above grade;
d. Evergreen trees used for screening shall be not less than six (6) feet in
height above grade. Fencing may be used in conjunction with vegetated
screening [but chain link fence shall not be allowed];
6-5
e. Shrubs shall be not less than one and one-half (1.5) feet in height above
grade. f. Turf may be used but shall not be installed in strips less than six (6) feet
in width. g. Plantings shall be indigenous and drought resistant. Trees species should
be selected so as to minimize damage to trees by vehicles and to maintain
signage visibility. Trees listed on the Massachusetts Prohibited Plant List
shall not be used. 6.1.12 LID Parking Area Design Standards.