Is Japanese Sweet Flag deer resistant?
Acorus sp.
Plant typeOrnamental grassHardinessZones 5–9, genus rangeLightPart shade
MaintenanceLow, mostly leave it alone
About Japanese Sweet Flag
Aromatic when bruised and happy in soil too wet for most grasses. Slow, so buy more than you think you need for a drift.
Soil and care
- Soil pH
- 5.5 to 7
- Drainage
- Tolerates wet feet
- Water
- High
- Spacing
- 10 to 14 in apart
- Growth rate
- Slow
- Maintenance
- Low
Similar to Japanese Sweet Flag
Other ornamental grasss with the same deer rating.
- Big BluestemAndropogon sp.Zones 3–9, genus rangeRarely damaged
- Blue FescueFestuca glaucaZones 4–8Rarely damaged
- Blue Oat GrassHelictotrichon sempervirensZones 4–8Rarely damaged
- Clump BambooFargesia sp.Zones 5–9, genus rangeRarely damaged
- Feather Reed GrassCalamagrostis sp.Zones 4–9, genus rangeRarely damaged
- Fountain GrassPennisetum alopecuroidesZones 6–9Rarely damaged
Where Japanese Sweet Flag grows
Hardy across most of these 50 states on zone range alone. Mountain and coastal areas sit outside the ranges used here, so check your own zone before ordering.
- Pennsylvania
- New Jersey
- New York
- Connecticut
- Massachusetts
- Virginia
- Maryland
- Michigan
- Wisconsin
- Ohio
- Indiana
- Illinois
- Minnesota
- Missouri
- North Carolina
- Tennessee
- Georgia
- Texas
- Colorado
- California
- Oregon
- Washington
- New Hampshire
- Vermont
- Maine
- Rhode Island
- Delaware
- West Virginia
- Kentucky
- South Carolina
- Florida
- Alabama
- Mississippi
- Louisiana
- Arkansas
- Oklahoma
- Kansas
- Nebraska
- Iowa
- South Dakota
- Montana
- Wyoming
- Idaho
- Utah
- Nevada
- Arizona
- New Mexico
- Alaska
- District of Columbia
- Hawaii
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Every list Japanese Sweet Flag belongs to.
Hardy in these zones
Common questions about Japanese Sweet Flag
- Is Japanese Sweet Flag deer resistant?
- Japanese Sweet Flag (Acorus sp.) is rated Rarely Damaged on the Rutgers NJAES four-tier scale. Deer almost always leave this alone.
- What hardiness zones does Japanese Sweet Flag grow in?
- Japanese Sweet Flag is hardy in USDA zones 5 to 9. Outside that range it will either not survive winter or will struggle with summer heat. That is the range across the genus, so a named species or cultivar may be narrower.
- Does Japanese Sweet Flag grow in shade?
- Yes. Japanese Sweet Flag tolerates part shade, which makes it one of the options for a shaded bed where deer also browse.