Life Span
Perennial
Annual or Biennial
Type
Shrub
Flowering Plants
Origin
United States, Mid-Atlantic United States, Southeastern United States
Northeastern United States, North-Central United States, Canada
Types
-
-
Number of Varieties
108
0
40000
👆🏻
Habitat
Sunny Edge, Woodland Garden
Dry areas, Rocky areas
USDA Hardiness Zone
6-112-7
0
99
👆🏻
AHS Heat Zone
10-6
7 - 1
Sunset Zone
7, 8, 9, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23, 24
21,22
Habit
Thicket/Colonizing
Clump-Forming
Plant Size
Minimum Height
300.00 cm30.50 cm
0
3900
👆🏻
Minimum Width
300.00 cm20.30 cm
0
6350
👆🏻
Plant Color
Flower Color
White
Yellow, Pink
Flower Color Modifier
-
Bicolor
Fruit Color
Bronze, Sandy Brown
-
Leaf Color in Spring
Green, Light Green
Blue Green
Leaf Color in Summer
Green, Dark Green
Blue Green
Leaf Color in Fall
-
Blue Green
Leaf Color in Winter
-
Light Green
Shape
Leaf Shape
Oblanceolate to oval
Pinnate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Summer, Fall
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Growth Rate
Medium
Fast
Type of Soil
Clay, Loam, Sand
Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Drainage
Average
Well drained
Bloom Time
Late Spring, Early Summer
Early Summer, Summer, Late Summer, Early Fall
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Wet Site
-
Where to Plant?
Ground, Pot
Container, Ground
How to Plant?
Seedlings
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs, Needs Very high moisture
Do Not over Water, Keep ground moist, Never Over-water, Requires regular watering
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral
Acidic, Neutral, Alkaline
Soil Type
Clay, Loam, Sand
Loam, Sand
Soil Drainage Capacity
Average
Well drained
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove damaged leaves, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
fertilize in early summer, fertilize in growing season, fertilize in spring
Pests and Diseases
-
Insects
Plant Tolerance
Drought
Drought
Flowers
Showy
Showy
Flower Petal Number
Single
Single
Fruits
Showy Fruit
✔
✘
✔
✘
Edible Fruit
✔
✘
✔
✘
Fragrance
Fragrant Flower
✔
✘
✔
✘
Fragrant Fruit
✔
✘
✔
✘
Fragrant Leaf
✔
✘
✔
✘
Fragrant Bark/Stem
✔
✘
✔
✘
Showy Foliage
✔
✘
✔
✘
Showy Bark
✔
✘
✔
✘
Foliage Texture
Medium
Fine
Foliage Sheen
Glossy
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Butterflies
Butterflies, Insects
Allergy
-
Corydalis
Uses
Aesthetic Uses
Borders
Beautification, Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification, Food for insects
Plant Benefits
Medicinal Uses
Astringent, Styptic
Sedative
Part of Plant Used
Bark, Flowers, Wood
Flowers
Other Uses
Used for woodware
Decoration Purposes, Showy Purposes, Used as Ornamental plant
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Foundation, Mixed Border, Screening, Wind Break
Mixed Border, Rock Garden / Wall, Wildflower
Botanical Name
CYRILLA racemiflora
CORYDALIS sempervirens
Common Name
Leatherwood, Ironwood, Myrtle
Colic Weed, Pale Fumewort, Pale Corydalis
In Hindi
Leatherwood
Capnoides
In German
Leather
Capnoides
In French
Leatherwood
capnoides
In Spanish
Leatherwood
Capnoides
In Greek
Leatherwood
Capnoides
In Portuguese
Leatherwood
Capnoides
In Polish
Leatherwood
Capnoides
In Latin
Leatherwood
capnoides
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Basidiomycota
Class
Magnoliopsida
Agaricomycetes
Order
Ericales
Agaricales
Family
Cyrillaceae
Fumariaceae
Genus
Cyrilla
Hypholoma
Clade
Angiosperms, Asterids, Eudicots
Angiosperms, Eudicots
Tribe
-
Fumarieae
Subfamily
-
Fumarioideae
Number of Species
51
1
27800
👆🏻