Life Span
Perennial
Perennial
Origin
North America, United States, Northwestern United States, Alaska, California, Canada
Eastern Europe
Habitat
Lowland evergreen rainforest
Terrestrial
USDA Hardiness Zone
4-7
4-9
Sunset Zone
3a, 3b, 4, 5, 6, 7, 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
Pyramidal
Clump-Forming
Flower Color
Yellow, Red, Coral
Yellow, Lavender, Blue Violet
Flower Color Modifier
Bicolor
Bicolor
Leaf Color in Spring
Green, Dark Green
Green, Sea Green
Leaf Color in Summer
Dark Green
Green, Sea Green
Leaf Color in Fall
Dark Green
Green, Sea Green
Leaf Color in Winter
-
Light Green
Leaf Shape
Ovate
Lanceolate
Plant Season
Spring, Summer, Fall
Spring, Summer
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Type of Soil
Loam, Sand
Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Neutral
Soil Drainage
Average
Well drained
Bloom Time
Early Spring
Spring, Late Spring, Early Summer
Tolerances
Maritime exposure, Salt water
Drought
Where to Plant?
Ground
Ground
How to Plant?
Layering, Seedlings
By dividing rhizomes, tubers, Seedlings
Plant Maintenance
Medium
Medium
Watering Requirements
Average Water Needs
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 pH
Acidic, Neutral, Alkaline
Neutral
Soil Type
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 branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer, Nitrogen
All-Purpose Liquid Fertilizer
Pests and Diseases
-
Red blotch
Plant Tolerance
Maritime exposure, Salt water
Drought
Flowers
Insignificant
Yes
Flower Petal Number
-
Single
Foliage Texture
Medium
Coarse
Foliage Sheen
Glossy
Matte
Attracts
Insects
Hummingbirds
Allergy
-
Skin irritation
Aesthetic Uses
-
Showy Purposes
Beauty Benefits
Skin Problems
-
Environmental Uses
Air purification, Prevent Soil Erosion, Shadow Tree
Air purification
Medicinal Uses
Anodyne, Appetizer, Astringent
-
Part of Plant Used
Flowers, Inner Bark, Sap
-
Other Uses
Used as a dye, used for making charcoal, Used for making informal hedge
Used as Ornamental plant
Used As Indoor Plant
No
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Screening / Wind Break, Shade Trees
Alpine, Edging, Mixed Border, Rock Garden, Wall
Botanical Name
ALNUS rubra
IRIS pumila
Common Name
Oregon Alder, Red Alder
Dwarf Iris
In Hindi
red alder
Dwarf Iris
In German
rot-Erle
Zwergiris
In French
aulne rouge
Dwarf Iris
In Spanish
aliso rojo
Enano Iris
In Greek
κόκκινη σκλήθρα
νάνος Ίρις
In Portuguese
amieiro vermelho
Dwarf Iris
In Polish
czerwony olcha
Dwarf Iris
In Latin
red alnus
Iris Dwarf
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Liliopsida
Family
Betulaceae
Iridaceae
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Monocots
Season and Care of Red Alder and Dwarf Iris
Season and care of Red Alder and Dwarf Iris is important to know. While considering everything about Red Alder and Dwarf Iris Care, growing season is an essential factor. Red Alder season is Spring, Summer and Fall and Dwarf Iris season is Spring, Summer and Fall. The type of soil for Red Alder is Loam, Sand and for Dwarf Iris is Loam, Sand while the PH of soil for Red Alder is Acidic, Neutral, Alkaline and for Dwarf Iris is Neutral.
Red Alder and Dwarf Iris Physical Information
Red Alder and Dwarf Iris physical information is very important for comparison. Red Alder height is 1,370.00 cm and width 610.00 cm whereas Dwarf Iris height is 10.20 cm and width 15.20 cm. The color specification of Red Alder and Dwarf Iris are as follows:
Red Alder flower color: Yellow, Red and Coral
Red Alder leaf color: Green and Dark Green
Dwarf Iris flower color: Yellow, Lavender and Blue Violet
- Dwarf Iris leaf color: Green and Sea Green
Care of Red Alder and Dwarf Iris
Care of Red Alder and Dwarf Iris include pruning, fertilizers, watering etc. Red Alder pruning is done Remove damaged leaves, Remove dead branches and Remove dead leaves and Dwarf Iris pruning is done Remove damaged leaves, Remove dead branches and Remove dead leaves. In summer Red Alder needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Dwarf Iris needs Lots of watering and in winter, it needs Average Water.