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{|class="wikitable"
{|class="wikitable"
|+Specifications for Stormwater Tree Trenches
|+Specifications for Enhanced Swales
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!Material
!Material
* Enhanced grass swales may be planted with sod or seed.
* Enhanced grass swales may be planted with sod or seed.
**If using seed, stabilize swale with [[erosion control blankets]].
**If using seed, stabilize swale with [[erosion control blankets]].
** Bioswale planting plans should feature a mixture of deeply rooting perennials adapted to both wet and dry conditions and
** Bioswale planting plans should feature a mixture of deeply rooting perennials adapted to both wet and dry conditions and local climate.
local climate.
** If using a native seed mix, include a cover crop of oats, winter wheat, or rye to stabilize the swale in the short term.
** If using a native seed mix, include a cover crop of oats, winter wheat, or rye to stabilize the swale in the short term.
** Road salt tolerance should be considered if facility will receive pavement runoff.
** Road salt tolerance should be considered if facility will receive pavement runoff.