Oxalis Species, Shamrock, Wood Sorrel

Oxalisdepressa

Genus
Oxalis (oks-AL-iss)
Species
depressa (de-PRESS-uh)
Synonym
Oxalis dammeriana
Oxalis otaviensis
Sun Exposure
Full Sun
Foliage
Deciduous
Height
under 6 in. (15 cm)
Spacing
3-6 in. (7-15 cm)
Hardiness
USDA Zone 5a: to -28.8 °C (-20 °F)
USDA Zone 5b: to -26.1 °C (-15 °F)
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)
Bloom Color
Rose/Mauve
Magenta (pink-purple)
Bright Yellow
Bloom Time
Late Spring/Early Summer
Mid Summer
Late Summer/Early Fall
Other Details
Category
Alpines and Rock Gardens
Bulbs
Water Requirements
Drought-tolerant; suitable for xeriscaping
Foliage Color
Where to Grow
Can be grown as an annual
Bloom Characteristics
Bloom Size
Other details
May be a noxious weed or invasive
Soil pH requirements
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
Patent Information
Non-patented
Propagation Methods
By dividing rhizomes, tubers, corms or bulbs (including offsets)
From seed; direct sow after last frost
Seed Collecting
Regional

This plant is said to grow outdoors in the following regions:

Seaside, California

Bradley, Florida

Brooksville, Florida

South China, Maine

Rowland, North Carolina

Prague, Oklahoma

Broaddus, Texas

Harker Heights, Texas

Houston, Texas

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Gardener's Notes:

2
positives
2
neutrals
0
negative
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P
South China, ME (Zone 5a) | September 2006 | positive

I love this little plant. Easy to care for, interesting foliage, beautiful flowers. It is not invasive here in Maine, actually a bit slow...Read More

S
(Zone 6a) | March 2006 | positive

Lovely plant. Mines in part shade, but, I think it will do alot better in the sun after reading the other reveiws and seeing the pics. I ...Read More

S
Broaddus, TX (Zone 8b) | April 2005 | neutral

Zone 8b, Broaddus, in southeast TX
Neighbor in Mesquite, TX gave me rooted cutting in 1 gal. pot. I brought it from there to my ...Read More

G
Sunset Valley, TX (Zone 9a) | January 2005 | neutral

This plant, native to South Africa, loves sandy soil and sun. Here in Seaside CA we have plenty of both. What I like about this plant: ...Read More

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