Definitions. As used in this Section, terms are defined as follows:
"Artificial turf"
means a surface made from synthetic fibers to look like natural
grass.
"Berming"
means the process of creating raised areas of soil, often
for the purpose of enhancing landscape design or managing water flow.
"Box trees"
means trees that are sold in large square containers. Size,
such as 24-inch or 36-inch, refers to the diagonal measurement of
the box.
"Compost"
means decomposed organic matter used to enrich soil.
"Focal points"
means elements in a landscape design that capture attention,
such as a unique plant, water feature, statue, or other installations.
"Golden ratio"
means a mathematical ratio found in nature and art, often
used in design for its aesthetically pleasing properties. In landscaping,
it refers to the proportional arrangement of plants and hardscape.
"Grandfathered landscapes"
refers to properties that currently have legal non-conforming landscapes in place. These properties are classified as grandfathered and are therefore exempt from the regulations outlined in this Section unless they are subject to subsection (b)(1) of this Section. Any modifications to these grandfathered landscapes will be regulated pursuant to Section
21.90.030.
"Hardscape"
means non-living elements of landscaping, such as concrete
patios, walkways, and walls.
"Hydrozone"
means a portion of the landscaped area having plants with
similar water needs that are served by sprinkler heads, a valve or
set of valves with the same schedule.
"Inorganic ground cover"
means inorganic materials used to cover the ground for decorative
or functional purposes, such as decomposed granite, crushed rock,
cobbles, and boulders.
"Irrigation system"
means a system that delivers water to plants. Types include
drip irrigation (where water drips slowly to the roots of plants)
and sprinkler systems.
"Landscape area"
means all non-turf areas such as parkways, planters, flower
beds and undeveloped areas that require landscape, irrigation and
weed control.
"Mulch"
means an organic material spread around plants to retain
moisture, suppress weeds, and improve soil health.
"Non-functional turf"
means turf that is solely ornamental and not regularly used
for human recreational purposes or for civic or community events.
"Non-potable water"
means water not treated to drinking water standards and is
not meant for human consumption. Includes raw (untreated) water from
reservoirs, which is commonly used for irrigation and other purposes.
"Organic cover"
means a natural material used to cover the soil and enhance
its quality. Examples include mulch and compost.
"Plant density"
means the number of plants within a defined landscape area
calculated as an average of plants per 100 square feet.
"Plant size"
means the volume of the container in which a plant is sold,
which gives an approximate idea of the size of the plant. Common sizes
include one-gallon, five- gallon, and 15-gallon.
"Texture"
means how fine or coarse the surface of a plant or inorganic
material is. For inorganic ground cover, texture refers to the size
of the crushed rock, pebbles, stone, etc.
"Tree root barrier"
means a root deflector, which can be made from various materials
that help block or redirect roots to prevent damage to adjacent hardscape
features or structures.
"Turf"
means the upper layer of ground that is made up of live grass
and plant roots.
"Weed barrier"
means a permeable cloth material laid over the ground to
prevent the growth of weeds.