Storm Water Plant Materials A Resource Guide
Storm Water Plant Materials A Resource Guide
Storm Water Plant Materials A Resource Guide
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APPENDIX B:<br />
Vegetal Retardance - Cover Type - Biofiltration Swales*<br />
N value<br />
range<br />
Cover<br />
0.17-0.37 1 ● Reed Canarygras s<br />
● Creeping Foxtail<br />
Avg.<br />
expected<br />
2<br />
height<br />
Preferred<br />
slope<br />
20-36"<br />
5-10%<br />
1<br />
0.1-0.31<br />
● Smooth Bromegrass<br />
● Reed<br />
Canarygra ss<br />
● Tall Fescue<br />
● Grass/Legume/Forb Mix<br />
3<br />
Timothy<br />
/ b rome/<br />
orchardgrass<br />
3 /<br />
t all fescue/ tall wheatgrass /<br />
3<br />
alfalfa<br />
/forbs<br />
12-20"<br />
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