Life Span
Perennial
Perennial
Type
Bulb, Flowering Plants
Tree
Origin
Aegean Islands, Central Asia, Middle East, North Africa, Southern Europe, Western China
Mid-Atlantic United States, Southeastern United States, Central United States, South-Central United States
Types
Crocus abantensis, Crocus adanensis, Crocus biflorus, Crocus chrysanthus, Crocus korolkowii
-
Habitat
Scrubs, Woods
bottomlands, Depression on prairies, ditches, Floodplains, Riverbanks, stream banks, Swamps
USDA Hardiness Zone
3-8
4-9
Sunset Zone
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
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
Oval or Rounded
Flower Color
Blue, Orange, Pink, Purple, White, Yellow
Yellow, Brown
Flower Color Modifier
-
Bicolor
Leaf Color in Spring
Green
Green, Light Green
Leaf Color in Summer
-
Green, Light Green
Leaf Color in Fall
Green
Yellow, Light Yellow, Tan
Leaf Color in Winter
Green
-
Leaf Shape
Grass like
Oval with a pointed tip and fine teeth along their edges
Plant Season
Spring, Winter
Spring, Summer, Fall, Winter
Sunlight
Full Sun, Part sun
Full Sun, Partial Sun
Type of Soil
Loamy
Clay, Loam, Sand
The pH of Soil
Neutral, Slightly Acidic
Acidic, Neutral
Soil Drainage
Well drained
Average
Bloom Time
Spring, Winter
Spring
Tolerances
Drought
Wet Site, Pollution, Soil Compaction
Where to Plant?
Container, Ground, Pot
Ground
How to Plant?
From bulbs, Grafting, Seedlings
Seedlings
Plant Maintenance
Medium
Low
Watering Requirements
Form a Soil ring to water efficiently, Water Deeply, Water twice a day in the initial period, Water when soil is dry
Requires a lot of watering, Requires regular watering
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Neutral, Slightly Acidic
Acidic, Neutral
Soil Type
Loamy
Clay, Loam, Sand
Soil Drainage Capacity
Well drained
Average
Sun Exposure
Full Sun, Part sun
Full Sun, Partial Sun
Pruning
No pruning needed in the early stages, Prune to stimulate growth, Remove dead or diseased plant parts, Requires little pruning
Prune in the late winter or spring, Remove dead or diseased plant parts, Shape and thin as needed
Fertilizers
All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer, No need to fertilize every year
Pests and Diseases
Aphids, Botrytis Blight, Mushroom root rot, Narcissus Basal Rot, Narcissus Bulb Fly, Slugs, Snails, Tulip Fire, Tulip Viruses
Aphids, Red blotch, Sawfly Larvae
Plant Tolerance
Drought
Pollution, Soil Compaction, Wet Site
Flower Petal Number
Single
-
Foliage Texture
Fine
Medium
Foliage Sheen
Glossy
Matte
Aesthetic Uses
-
Showy Purposes
Environmental Uses
Air purification
Erosion control, Wildlife
Medicinal Uses
Arthritis, Gout
-
Part of Plant Used
Whole plant
Whole plant
Other Uses
-
used for making roof trusses, poles, joists, piles, Used in construction, Used in Furniture
Used As Indoor Plant
No
No
Used As Outdoor Plant
Yes
Yes
Garden Design
-
Feature Plant, Shade Trees
Botanical Name
Crocus Longiflorus
BETULA nigra
Common Name
Crocus
River Birch
In Hindi
Crocus
River Birch
In German
Krokus
Fluss Birch
In French
Crocus
Birch river
In Spanish
Azafrán
river Birch
In Greek
κρόκος
ποταμός Birch
In Portuguese
Açafrão
river Birch
In Polish
Krokus
Rzeka Birch
Phylum
Magnoliophyta
Magnoliophyta
Class
Liliopsida
Magnoliopsida
Order
Asparagales
Fagales
Family
Iridaceae
Betulaceae
Clade
Angiosperms, Monocots
Angiosperms, Eudicots, Rosids
Season and Care of Crocus and River Birch
Season and care of Crocus and River Birch is important to know. While considering everything about Crocus and River Birch Care, growing season is an essential factor. Crocus season is Spring and Winter and River Birch season is Spring and Winter. The type of soil for Crocus is Loamy and for River Birch is Clay, Loam, Sand while the PH of soil for Crocus is Neutral, Slightly Acidic and for River Birch is Acidic, Neutral.
Crocus and River Birch Physical Information
Crocus and River Birch physical information is very important for comparison. Crocus height is 10.00 cm and width 5.10 cm whereas River Birch height is 1,220.00 cm and width 1,220.00 cm. The color specification of Crocus and River Birch are as follows:
Crocus flower color: Blue, Orange, Pink, Purple, White and Yellow
Crocus leaf color: Green
River Birch flower color: Yellow and Brown
- River Birch leaf color: Green and Light Green
Care of Crocus and River Birch
Care of Crocus and River Birch include pruning, fertilizers, watering etc. 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 and River Birch pruning is done Prune in the late winter or spring, Remove dead or diseased plant parts and Shape and thin as needed. In summer Crocus needs Lots of watering and in winter, it needs Average Water. Whereas, in summer River Birch needs Lots of watering and in winter, it needs Average Water.