Life Span
Perennial
Perennial
Type
Tree
Bulb, Flowering Plants
Origin
North America, United States, Northwestern United States, Alaska, California, Canada
Aegean Islands, Central Asia, Middle East, North Africa, Southern Europe, Western China
Types
-
Crocus abantensis, Crocus adanensis, Crocus biflorus, Crocus chrysanthus, Crocus korolkowii
Habitat
Lowland evergreen rainforest
Scrubs, Woods
USDA Hardiness Zone
4-7
3-8
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
Blue, Orange, Pink, Purple, White, Yellow
Flower Color Modifier
Bicolor
-
Leaf Color in Spring
Green, Dark Green
Green
Leaf Color in Summer
Dark Green
-
Leaf Color in Fall
Dark Green
Green
Leaf Color in Winter
-
Green
Leaf Shape
Ovate
Grass like
Plant Season
Spring, Summer, Fall
Spring, Winter
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Part sun
Type of Soil
Loam, Sand
Loamy
The pH of Soil
Acidic, Neutral, Alkaline
Neutral, Slightly Acidic
Soil Drainage
Average
Well drained
Bloom Time
Early Spring
Spring, Winter
Tolerances
Maritime exposure, Salt water
Drought
Where to Plant?
Ground
Container, Ground, Pot
How to Plant?
Layering, Seedlings
From bulbs, Grafting, Seedlings
Plant Maintenance
Medium
Medium
Watering Requirements
Average Water Needs
Form a Soil ring to water efficiently, Water Deeply, Water twice a day in the initial period, Water when soil is dry
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Acidic, Neutral, Alkaline
Neutral, Slightly Acidic
Soil Type
Loam, Sand
Loamy
Soil Drainage Capacity
Average
Well drained
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full Sun, Part sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
No pruning needed in the early stages, Prune to stimulate growth, Remove dead or diseased plant parts, Requires little pruning
Fertilizers
All-Purpose Liquid Fertilizer, Nitrogen
All-Purpose Liquid Fertilizer
Pests and Diseases
-
Aphids, Botrytis Blight, Mushroom root rot, Narcissus Basal Rot, Narcissus Bulb Fly, Slugs, Snails, Tulip Fire, Tulip Viruses
Plant Tolerance
Maritime exposure, Salt water
Drought
Flowers
Insignificant
Yes
Flower Petal Number
-
Single
Foliage Texture
Medium
Fine
Foliage Sheen
Glossy
Glossy
Beauty Benefits
Skin Problems
-
Environmental Uses
Air purification, Prevent Soil Erosion, Shadow Tree
Air purification
Medicinal Uses
Anodyne, Appetizer, Astringent
Arthritis, Gout
Part of Plant Used
Flowers, Inner Bark, Sap
Whole plant
Other Uses
Used as a dye, used for making charcoal, Used for making informal hedge
-
Used As Indoor Plant
No
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Screening / Wind Break, Shade Trees
-
Botanical Name
ALNUS rubra
Crocus Longiflorus
Common Name
Oregon Alder, Red Alder
Crocus
In Hindi
red alder
Crocus
In German
rot-Erle
Krokus
In French
aulne rouge
Crocus
In Spanish
aliso rojo
Azafrán
In Greek
κόκκινη σκλήθρα
κρόκος
In Portuguese
amieiro vermelho
Açafrão
In Polish
czerwony olcha
Krokus
In Latin
red alnus
Erocum
Phylum
Magnoliophyta
Magnoliophyta
Class
Magnoliopsida
Liliopsida
Order
Fagales
Asparagales
Family
Betulaceae
Iridaceae
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Monocots
Season and Care of Red Alder and Crocus
Season and care of Red Alder and Crocus is important to know. While considering everything about Red Alder and Crocus Care, growing season is an essential factor. Red Alder season is Spring, Summer and Fall and Crocus season is Spring, Summer and Fall. The type of soil for Red Alder is Loam, Sand and for Crocus is Loamy while the PH of soil for Red Alder is Acidic, Neutral, Alkaline and for Crocus is Neutral, Slightly Acidic.
Red Alder and Crocus Physical Information
Red Alder and Crocus physical information is very important for comparison. Red Alder height is 1,370.00 cm and width 610.00 cm whereas Crocus height is 10.00 cm and width 5.10 cm. The color specification of Red Alder and Crocus are as follows:
Red Alder flower color: Yellow, Red and Coral
Red Alder leaf color: Green and Dark Green
Crocus flower color: Blue, Orange, Pink, Purple, White and Yellow
- Crocus leaf color: Green
Care of Red Alder and Crocus
Care of Red Alder and Crocus include pruning, fertilizers, watering etc. Red Alder pruning is done Remove damaged leaves, Remove dead branches and Remove dead leaves and Crocus pruning is done No pruning needed in the early stages, Prune to stimulate growth, Remove dead or diseased plant parts and Requires little pruning. In summer Red Alder needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Crocus needs Lots of watering and in winter, it needs Average Water.