Life Span
Perennial
Perennial
Type
Perennial
Tree
Origin
Eastern Europe, Russia, Siberia
China, Korea
Types
Iris sibirica
Castanea mollissima
Number of Varieties
9020
0
40000
👆🏻
Habitat
Damp shady woods, Pastures
disturbed sites, Forest edges
USDA Hardiness Zone
3-84-8
0
99
👆🏻
AHS Heat Zone
7-1
8-1
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
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17
Habit
Clump-Forming
Spreading
Plant Size
Minimum Height
50.80 cm1,220.00 cm
0
3900
👆🏻
Minimum Width
61.00 cm1,220.00 cm
0
6350
👆🏻
Plant Color
Flower Color
White, Purple, Blue Violet
White, Light Yellow, Ivory
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
Light Green, Chartreuse
Leaf Color in Spring
Green, Dark Green
Green, Gray Green
Leaf Color in Summer
Green, Dark Green
Gray Green, Dark Green
Leaf Color in Fall
Green, Dark Green
Yellow, Gold, Tan
Leaf Color in Winter
Light Green
-
Shape
Leaf Shape
Linear
Lobed
Thorns
✔
✘
✔
✘
Plant Season
Summer
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun
Growth Rate
Fast
Slow
Type of Soil
Clay, Loam, Sand
Clay, Loam
The pH of Soil
Acidic, Neutral
Acidic, Neutral
Soil Drainage
Average
Well drained
Bloom Time
Early Summer, Summer
Late Spring, Early Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought
Where to Plant?
Ground
Ground
How to Plant?
Bulbs, Seedlings
Seedlings, Stem Planting
Plant Maintenance
Medium
Low
Watering Plants
Watering Requirements
Keep ground moist
Do Not over Water, Medium, Requires watering in the growing season
In Summer
Lots of watering
Adequately
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral
Acidic, Neutral
Soil Type
Clay, Loam, Sand
Clay, Loam
Soil Drainage Capacity
Average
Well drained
Sun Exposure
Full Sun, Partial Sun
Full Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Prune in fall, Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
Nitrogen, Potassium
Pests and Diseases
Red blotch
Beetles, Leafhoppers
Plant Tolerance
Drought
Drought
Flowers
✔
✘
✔
✘
Flower Petal Number
Single
-
Fruits
Showy Fruit
✔
✘
✔
✘
Edible Fruit
✔
✘
✔
✘
Fragrance
Fragrant Flower
✔
✘
✔
✘
Fragrant Fruit
✔
✘
✔
✘
Fragrant Leaf
✔
✘
✔
✘
Fragrant Bark/Stem
✔
✘
✔
✘
Showy Foliage
✔
✘
✔
✘
Showy Bark
✔
✘
✔
✘
Foliage Texture
Medium
Coarse
Foliage Sheen
Matte
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
pollinators
-
Allergy
allergic reaction, Skin irritation
Mild Allergen
Uses
Aesthetic Uses
Bog Garden, Showy Purposes, Woodland margins
-
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification, Food for animals, Food for birds, Food for insects, Nesting sites for birds, Prevent Soil Erosion
Plant Benefits
Medicinal Uses
Expectorant
Low calories, Nutrients
Part of Plant Used
Flowers, Root
Fruits, Seeds, Stem
Other Uses
Used as an insecticide
Food for animals, Used as firewood, Used As Food, Used in biomass
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Bog Garden, Cutflower, Feature Plant, Foundation, Mixed Border
Edible, Feature Plant, Shade Trees, Street Trees
Botanical Name
IRIS sibirica
CASTANEA mollissima
Common Name
Siberian Iris
Chinese Chestnut
In Hindi
Siberian Iris
चीनी अखरोट
In German
Sibirische Schwertlilie
chinesische Kastanie
In French
L'Iris de Sibérie
châtaignier chinois
In Spanish
Siberian Iris
Castaño chino
In Greek
Siberian Iris
Κινέζικο κάστανο
In Portuguese
Siberian Iris
castanha chinesa
In Polish
Kosaciec syberyjski
Kasztan chiński
In Latin
Siberian Iris
Chinese Chestnut
Kingdom
Plantae
Plantae
Phylum
Tracheobionta
Tracheophyta
Class
Liliopsida
Magnoliopsida
Order
Liliales
Fagales
Family
Iridaceae
Fagaceae
Genus
Iris
Castanea
Clade
Angiosperms, Monocots
Angiosperms, Eudicots, Rosids
Tribe
Irideae
Gloxinieae
Subfamily
Iridoideae
Cassidinae
Number of Species
30015
1
27800
👆🏻