Life Span
Perennial
Perennial
Type
Tree
Perennial
Origin
China, Korea
Eastern Europe
Types
Castanea mollissima
Iris
Number of Varieties
2025
0
40000
👆🏻
Habitat
disturbed sites, Forest edges
Terrestrial
USDA Hardiness Zone
4-84-9
0
99
👆🏻
AHS Heat Zone
8-1
9-1
Sunset Zone
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17
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
Spreading
Clump-Forming
Plant Size
Minimum Height
1,220.00 cm10.20 cm
0
3900
👆🏻
Minimum Width
1,220.00 cm15.20 cm
0
6350
👆🏻
Plant Color
Flower Color
White, Light Yellow, Ivory
Yellow, Lavender, Blue Violet
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Light Green, Chartreuse
-
Leaf Color in Spring
Green, Gray Green
Green, Sea Green
Leaf Color in Summer
Gray Green, Dark Green
Green, Sea Green
Leaf Color in Fall
Yellow, Gold, Tan
Green, Sea Green
Leaf Color in Winter
-
Light Green
Shape
Leaf Shape
Lobed
Lanceolate
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall
Spring, Summer
Growing Conditions
Sunlight
Full Sun
Full Sun, Partial Sun
Growth Rate
Slow
Medium
Type of Soil
Clay, Loam
Loam, Sand
The pH of Soil
Acidic, Neutral
Neutral
Soil Drainage
Well drained
Well drained
Bloom Time
Late Spring, Early Summer
Spring, Late Spring, Early Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought
Where to Plant?
Ground
Ground
How to Plant?
Seedlings, Stem Planting
By dividing rhizomes, tubers, Seedlings
Plant Maintenance
Low
Medium
Watering Plants
Watering Requirements
Do Not over Water, Medium, Requires watering in the growing season
Average Water Needs, Do Not over Water
In Summer
Adequately
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral
Neutral
Soil Type
Clay, Loam
Loam, Sand
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun
Full Sun, Partial Sun
Pruning
Prune in fall, Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
Nitrogen, Potassium
All-Purpose Liquid Fertilizer
Pests and Diseases
Beetles, Leafhoppers
Red blotch
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
Coarse
Coarse
Foliage Sheen
Glossy
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
-
Hummingbirds
Allergy
Mild Allergen
Skin irritation
Uses
Aesthetic Uses
-
Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Food for animals, Food for birds, Food for insects, Nesting sites for birds, Prevent Soil Erosion
Air purification
Plant Benefits
Medicinal Uses
Low calories, Nutrients
-
Part of Plant Used
Fruits, Seeds, Stem
-
Other Uses
Food for animals, Used as firewood, Used As Food, Used in biomass
Used as Ornamental plant
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Edible, Feature Plant, Shade Trees, Street Trees
Alpine, Edging, Mixed Border, Rock Garden, Wall
Botanical Name
CASTANEA mollissima
IRIS pumila
Common Name
Chinese Chestnut
Dwarf Iris
In Hindi
चीनी अखरोट
Dwarf Iris
In German
chinesische Kastanie
Zwergiris
In French
châtaignier chinois
Dwarf Iris
In Spanish
Castaño chino
Enano Iris
In Greek
Κινέζικο κάστανο
νάνος Ίρις
In Portuguese
castanha chinesa
Dwarf Iris
In Polish
Kasztan chiński
Dwarf Iris
In Latin
Chinese Chestnut
Iris Dwarf
Kingdom
Plantae
Plantae
Phylum
Tracheophyta
Magnoliophyta
Class
Magnoliopsida
Liliopsida
Order
Fagales
Liliales
Family
Fagaceae
Iridaceae
Genus
Castanea
Iris
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Monocots
Tribe
Gloxinieae
Irideae
Subfamily
Cassidinae
Iridoideae
Number of Species
15300
1
27800
👆🏻