Plant record · Perennial
Is Phlox deer resistant?
Phlox sp.

Partly. Browsed where deer pressure is high. Protect it.
- Type
- Perennial
- Hardiness
- Zones 4–8, genus range
- Light
- Full sun
- Maintenance
- High
Damage steps follow a published university field scale. How plants are rated.
About Phlox
Powdery mildew is close to inevitable on bed phlox unless you thin the stems to five or six per clump for airflow, water at the base, and choose a resistant cultivar. Do all three and it is one of the best scented summer perennials. Deer browse it readily.
Do deer eat phlox?
Yes, readily, as the paragraph above says. Rutgers rates phlox Occasionally Severely Damaged. NC State's entry for garden phlox, Phlox paniculata, does not mention deer; it lists the cottontail rabbit among the plant's problems, so a bed of phlox in July is being eaten from two heights. Deer take the flower heads and the soft top growth; rabbits take the base.
Protecting phlox
The 20 percent egg spray Colorado State rates High, from the time the stems reach a foot until the flowers finish, renewed at about thirty days; through a July-to-August bloom that is three applications. A wire ring 2 feet high stops the rabbits and, on a plant NC State puts at 2 to 4 feet, does nothing for the deer. For a bed that matters, the fence.
Does phlox come back after browsing?
The clump does; the season's scent may not. Stems browsed before bud rebranch and flower late and small; stems browsed in flower are done. The thinning above is the same operation NC State recommends for mildew, "adequate spacing and thinning of stems as needed," and a thinned clump is a browsed clump with fewer stems to lose.
Protecting Phlox
Whether this survives comes down to local pressure, so decide on the options before it gets browsed rather than after.
- 1How tall a deer fence needs to beEight feet, and six is the most common expensive mistake in deer fencing.
- 2Repellent that actually worksThe egg-based recipe that reproduces the active ingredient in the commercial sprays that win university trials.
- 3Check it is actually deerDeer tear and leave a ragged stub. A clean 45-degree cut is rabbits, and slug holes get blamed on deer constantly.
What to plant instead of Phlox
Same plant type, hardy in the same zones, and rated better for deer. If Phlox keeps getting eaten, these go in the same spot.
- Anise HyssopAgastache sp.Zones 4–9, genus rangeRarely damaged
- Bearded IrisIris germanicaZones 3–9Rarely damaged
- Butter and EggsLinaria vulgarisZones 3–9Rarely damaged
- CatmintNepeta x faasseniiZones 3–8Rarely damaged
- ChivesAllium schoenoprasumZones 4–8Rarely damaged
- CinquefoilPotentilla sp.Zones 3–8, genus rangeRarely damaged
Soil and care
- Soil pH
- 6 to 7.5
- Drainage
- Consistently moist
- Water
- Moderate
- Spacing
- 18 to 24 in apart
- Growth rate
- Moderate
- Maintenance
- High
Where Phlox grows
Hardy across 50 states on zone range alone. Mountain and coastal areas sit outside the ranges used here, so check your own zone before ordering. Select any state, including one it will not grow in, for what is resistant there.
Choose a state from the listeasier on a phone
- 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
- North Dakota
- South Dakota
- Montana
- Wyoming
- Idaho
- Utah
- Nevada
- Arizona
- New Mexico
- Alaska
- District of Columbia
- Hawaii
Common questions about Phlox
- Is Phlox deer resistant?
- Phlox (Phlox sp.) is rated Occasionally Severely Damaged, step 3 of 4 on the damage scale this site uses. Browsed where deer pressure is high. Protect it.
- What hardiness zones does Phlox grow in?
- Phlox is hardy in USDA zones 4 to 8. 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 Phlox grow in shade?
- No. Phlox wants full sun and will grow thin and flop in shade.
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Every list Phlox belongs to.
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