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→Design
Things to consider in design:
Things to consider in design:
*If the trench is unlined it is hydraulically similar to a [[bioretention]] cell and should provide similar water quality benefits.
*If the trench is unlined it is hydraulically similar to a full- or partial-infiltration design [[bioretention]] cell and should provide similar water quality benefits.
*If the trench features an impermeable liner and underdrain it is hydraulically similar to a large [[stormwater planter]].
*If the trench features an impermeable liner and underdrain it is hydraulically similar to a large [[stormwater planter]] or no-infiltration design [[bioretention]] cell and should provide similar water quality benefits.
*Depending on design details it may retain significant stormwater within the planting soil volume and will provide water quality benefits.
*Depending on design details it may retain a significant volume of stormwater within the planting soil.
===Geometry and Site Layout===
===Geometry and Site Layout===