Life Span
Perennial
Perennial
Type
Perennial
Herbaceous Perennial, Perennial
Origin
Eastern Europe, Russia, Siberia
United States, Central United States, South-Central United States, Texas
Types
-
Oenothera macrocarpa, Oenothera missouriensis
Number of Varieties
1020
0
40000
👆🏻
Habitat
Grassland, Pastures, Swamps
Bluffs, limestone outcrops, Prairies, Rocky areas
USDA Hardiness Zone
3-85-8
0
99
👆🏻
AHS Heat Zone
9-1
8-3
Sunset Zone
A2, A3, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Clump-Forming
Spreading
Plant Size
Minimum Height
90.00 cm15.20 cm
0
3900
👆🏻
Minimum Width
60.00 cm35.60 cm
0
6350
👆🏻
Plant Color
Flower Color
Blue Violet
Yellow, Lemon yellow, Gold
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
Light Green, Tan
Leaf Color in Spring
Green
Green
Leaf Color in Summer
Green
Green
Leaf Color in Fall
Green
Green
Leaf Color in Winter
Light Green
Light Green
Shape
Leaf Shape
Long Narrow
Lance shaped
Thorns
✔
✘
✔
✘
Plant Season
Summer
Spring, Summer
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Growth Rate
Fast
Fast
Type of Soil
Clay, Loam, Sand
Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Drainage
Average
Well drained
Bloom Time
Early Summer, Summer
Late Spring, Early Summer, Summer, Late Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought
Where to Plant?
Ground
Ground, Pot
How to Plant?
Seedlings
Divison, Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Keep the ground moist but not water-logged, Requires regular watering, Requires watering in the growing season
Average Water Needs, Do Not 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, Alkaline
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 leaves
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer
Pests and Diseases
Red blotch
Leaf spot, Root rot
Plant Tolerance
Drought
Drought
Flowers
✔
✘
✔
✘
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
Medium
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Butterflies
Bugs, Butterflies, Flies, Flying insects, Insects
Allergy
-
-
Uses
Aesthetic Uses
Beautification, Bouquets, Landscape Designing, Showy Purposes
Beautification, Decorating walls, Hanging Basket, Showy Purposes, Used as an interior landscaping species, Used for decorating walls, fences, gates, hedges, etc.
Beauty Benefits
-
Glowing Skin, Improve skin condition, Making cosmetics, used as a dye
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
-
Arthritis, cholesterol-lowering, Diarrhea, Eczema, Inflammation, lowering blood pressure
Part of Plant Used
Flowers, Leaves
Whole plant
Other Uses
Decoration Purposes, Showy Purposes, Used as Ornamental plant
Making Perfumes, Used as Ornamental plant, Used for bedding in gardens
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Cutflower, Feature Plant, Foundation, Mixed Border
Mixed Border, Rock Garden, Wall, Wildflower
Botanical Name
IRIS sibirica 'Caesar's Brother'
OENOTHERA macrocarpa
Common Name
Siberian Iris
Bigfruit evening Primrose,Ozark sundrop,Missouri evening primrose
In Hindi
Caesar's Brother Siberian Iris
Missouri primrose
In German
Caesars Bruder Sibirische Iris
Missouri Primel
In French
Frère Iris de Sibérie de César
Oenothera macrocarpa
In Spanish
De César Hermano Siberian Iris
prímula Missouri
In Greek
Καίσαρα Αδελφός Σιβηρίας Iris
Missouri primrose
In Portuguese
Irmão de César Siberian Iris
Missouri Primrose
In Polish
Cezara Brat syberyjski Iris
Wiesiołek ozdobny
In Latin
Caesaris Frater Siberian Iris
Primrose Missouri
Kingdom
Plantae
Plantae
Phylum
-
Tracheophyta
Class
Liliopsida
Magnoliopsida
Order
Asparagales
Myrtales
Family
Iridaceae
Onagraceae
Genus
Abelia
Oenothera
Clade
Angiosperms, Monocots
Angiosperms, Eudicots, Rosids
Tribe
-
Onagreae
Subfamily
Iridoideae
Onagroideae
Number of Species
35145
1
27800
👆🏻