My Deer Garden

Is Wood Sorrel deer resistant?

Oxalis sp.

Clover-like leaves and white wood sorrel flower
Photo by Jörg Hempel, CC BY-SA 3.0 de. Via Wikimedia Commons.
Seldom damaged

Light browsing at worst; rarely ruined.

Rating source: Rutgers NJAES E271

Toxic to cats and dogs if eaten

About Wood Sorrel

Clover-like leaves that fold down at night and in bright sun. Sharp lemony taste from oxalic acid, which is what deters browsing. The woodland species is well behaved; several of the weedy Oxalis are among the hardest garden weeds to eradicate, so identify before you plant.

Soil and care

Soil pH
5 to 6.5
Drainage
Consistently moist
Water
Moderate
Spacing
8 to 12 in apart
Growth rate
Moderate
Maintenance
Low

Similar to Wood Sorrel

Other bulbs with the same deer rating.

Where Wood Sorrel 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.

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Every list Wood Sorrel belongs to.

Hardy in these zones

Common questions about Wood Sorrel

Is Wood Sorrel deer resistant?
Wood Sorrel (Oxalis sp.) is rated Seldom Severely Damaged on the Rutgers NJAES four-tier scale. Light browsing at worst; rarely ruined.
What hardiness zones does Wood Sorrel grow in?
Wood Sorrel is hardy in USDA zones 3 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 Wood Sorrel grow in shade?
Yes. Wood Sorrel tolerates full shade to part shade, which makes it one of the options for a shaded bed where deer also browse.
Is Wood Sorrel toxic to dogs or cats?
Yes. The ASPCA lists Wood Sorrel as toxic to dogs, cats, and horses. Site it away from where animals graze, or choose something else if you have a dog that chews.