Life Span
Perennial
  
Perennial
  
Type
Bulb or Corm or Tuber
  
Flowering Plants
  
Origin
South America, Argentina, Brazil
  
North-Central United States, Central United States, Western United States, Texas
  
Types
Oxalis acetosella
Oxalis adenophylla
Oxalis albicans
Oxalis alpina
  
Blue Toadflax, Old-Field Toadflax
  
Habitat
Deep, Hardwood forests
  
Cultivated Beds
  
USDA Hardiness Zone
7-9
  
3-9
  
AHS Heat Zone
8-6
  
9-1
  
Sunset Zone
21,22
  
1a, 1b, 2a, 2b, 3a, 3b, 10
  
Habit
Clump-Forming
  
Upright/Erect
  
Plant Size
  
  
Plant Color
  
  
Flower Color
Pink, Light Pink, Rose
  
Pink, Light Blue, Lavender
  
Flower Color Modifier
Bicolor
  
Bicolor
  
Fruit Color
Tan
  
Not Available
  
Leaf Color in Spring
Green, Light Green
  
Light Green, Blue Green, Gray Green
  
Leaf Color in Summer
Light Green
  
Blue Green, Gray Green
  
Leaf Color in Fall
Several shades of Green
  
Blue Green, Gray Green
  
Leaf Color in Winter
Light Green
  
Not Available
  
Shape
  
  
Leaf Shape
Obcordate
  
Oval to egg shaped
  
Thorns
No
  
No
  
Plant Season
Spring, Summer, Fall
  
Spring, Summer
  
Growing Conditions
  
  
Sunlight
Full Sun, Partial Sun
  
Full Sun, Partial Sun
  
Growth Rate
Medium
  
Fast
  
Type of Soil
Loam, Sand
  
Clay, Loam
  
The pH of Soil
Acidic, Neutral
  
Neutral, Alkaline
  
Soil Drainage
Well drained
  
Well drained
  
Bloom Time
Spring, Late Spring, Early Summer, Summer, Late Summer, Early Fall, Fall
  
Late Spring, Early Summer, Summer
  
Repeat Bloomer
Yes
  
No
  
Tolerances
Drought
  
Drought
  
Where to Plant?
Ground
  
Ground
  
How to Plant?
Corms or bulbs, From Rhizomes
  
Cuttings, Divison, Seedlings
  
Plant Maintenance
Medium
  
Medium
  
Watering Plants
  
  
Watering Requirements
Needs more water during establishment, Water Deeply, Water in morning to avoid prompting diseases
  
Average Water Needs, Do Not over Water
  
In Summer
Lots of watering
  
Lots of watering
  
In Spring
Moderate
  
Moderate
  
In Winter
Average Water
  
Average Water
  
Soil
  
  
Soil pH
Acidic, Neutral
  
Neutral, Alkaline
  
Soil Type
Loam, Sand
  
Clay, Loam
  
Soil Drainage Capacity
Well drained
  
Well drained
  
Sun Exposure
Full Sun, Partial Sun
  
Full Sun, Partial Sun
  
Pruning
Cut or pinch the stems, Pinch Tips, Pinching, Remove damaged leaves, Remove dead branches, Remove dead leaves
  
Remove damaged leaves, Remove dead branches, Remove dead leaves
  
Fertilizers
All-Purpose Liquid Fertilizer, Apply N-P-K
  
use all-purpose fertilizers
  
Pests and Diseases
Not Available, Red blotch
  
Foliar disease, Root rot, Spider mites
  
Plant Tolerance
Drought, Shade areas
  
Drought
  
Flowers
Showy
  
Showy
  
Flower Petal Number
Single
  
Single
  
Fruits
  
  
Showy Fruit
No
  
No
  
Edible Fruit
No
  
No
  
Fragrance
  
  
Fragrant Flower
No
  
No
  
Fragrant Fruit
No
  
No
  
Fragrant Leaf
No
  
No
  
Fragrant Bark/Stem
No
  
No
  
Showy Foliage
Yes
  
Yes
  
Showy Bark
No
  
No
  
Foliage Texture
Medium
  
Medium
  
Foliage Sheen
Matte
  
Matte
  
Evergreen
No
  
No
  
Invasive
No
  
No
  
Self-Sowing
Yes
  
Yes
  
Attracts
Not Available
  
Bumblebees
  
Allergy
Not Available
  
Depression, High blood cholestrol, Pain
  
Uses
  
  
Aesthetic Uses
Beautification, Cottage Garden, Showy Purposes
  
Showy Purposes
  
Beauty Benefits
Not Available
  
Not Available
  
Edible Uses
Yes
  
No
  
Environmental Uses
Air purification
  
Air purification
  
Plant Benefits
  
  
Medicinal Uses
Not Available
  
Analgesic, Febrifuge, Stomachic
  
Part of Plant Used
Flowers
  
Leaves, Root
  
Other Uses
Not Available
  
Not Available
  
Used As Indoor Plant
No
  
No
  
Used As Outdoor Plant
Yes
  
Yes
  
Garden Design
Container, Groundcover, Mixed Border, Rock Garden / Wall, Wildflower
  
Rock Garden / Wall, Wildflower
  
Botanical Name
OXALIS articulata
  
PENSTEMON grandiflorus
  
Common Name
Sorrel, Wood Sorrel
  
Large Beardtongue, Shell-leaf Penstemon, Wild Snapdragon
  
In Hindi
sorrel
  
Wild Snapdragon
  
In German
Sauerampfer
  
Wilde Snapdragon
  
In French
oseille
  
Snapdragon sauvage
  
In Spanish
alazán
  
Salvaje Snapdragon
  
In Greek
οξαλίδα
  
άγρια Snapdragon
  
In Portuguese
alazão
  
Selvagem Snapdragon
  
In Polish
szczaw
  
Dziki Snapdragon
  
In Latin
varii,
  
Phlox Ferae
  
Kingdom
Plantae
  
Plantae
  
Phylum
Tracheophyta
  
Magnoliophyta
  
Class
Magnoliopsida
  
Magnoliopsida
  
Order
Oxalidales
  
Scrophulariales
  
Family
Oxalidaceae
  
Scrophulariaceae
  
Genus
Oxalis
  
Penstemon
  
Clade
Angiosperms, Eudicots, Rosids
  
Angiosperms, Asterids, Eudicots
  
Tribe
Not Available
  
Not Available
  
Subfamily
Not Available
  
Scrophularioideae
  
Number of Species
Not Available