Life Span
Perennial
Perennial
Origin
North America, United States, Northeastern United States, Mid-Atlantic United States, Southeastern United States, Central United States, South-Central United States, Texas
Europe
Types
Quercus phellos, Quercus nigra
-
Habitat
Hot climate regions, low mountains, Tropical regions
dry rocky watercourses
USDA Hardiness Zone
6-9
3-9
Sunset Zone
2a, 2b, 3a, 3b, 4, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 18, 19, 20, 21
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23
Habit
Oval or Rounded
Upright/Erect
Flower Color
Red, Light Green, Chartreuse
Blue Violet, Lavender, Purple, White
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Tan, Chocolate
Green, Brown
Leaf Color in Spring
Green, Light Green
Green, Sea Green
Leaf Color in Summer
Green, Dark Green
Green, Sea Green
Leaf Color in Fall
Yellow, Orange, Sandy Brown
Green, Sea Green
Leaf Color in Winter
-
Light Green
Leaf Shape
Irregular
Lanceolate to elliptical
Plant Season
Spring, Fall
Spring, Summer
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Type of Soil
Clay, Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Drainage
Average
Well drained
Bloom Time
Spring, Late Spring
Spring, Late Spring, Early Summer
Tolerances
Wet Site, Pollution, Soil Compaction
Drought
Where to Plant?
Ground
Container, Ground
How to Plant?
Grafting, Seedlings
Rhizome division
Plant Maintenance
Low
Medium
Watering Requirements
Allow to dry out slightly between watering, Does not require lot of watering
Average Water Needs
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Acidic, Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Type
Clay, Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Average
Well drained
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun
Pruning
cut main flower spike, Prune every year, Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer, Bonemeal, fertilize in growing season
All-Purpose Liquid Fertilizer
Pests and Diseases
Azalea leaf gall, Fusarium leaf spot, Leaf rust, Mildew
Aphids, Bacterial leaf spot, Billbugs, Borers, Fungal leaf spots
Plant Tolerance
Heat Tolerance, Humidity, Salt and Soil Compaction
Drought
Flowers
Insignificant
Yes
Flower Petal Number
-
Single
Foliage Texture
Fine
Coarse
Foliage Sheen
Glossy
Matte
Attracts
Birds
Butterflies
Allergy
Eczema, Rhinitis, Runny nose
Gastric disturbances, Skin irritation
Aesthetic Uses
Landscape Designing, Showy Purposes
Showy Purposes
Beauty Benefits
Blood purifying, Reduce Bruises, Weightloss
-
Edible Uses
Sometimes
Yes
Environmental Uses
Air purification
Air purification
Medicinal Uses
Gout, Obesity, Snoring
Juice of fresh root used for treatment of dropsy
Part of Plant Used
Bark, Stem
Root
Other Uses
Animal Feed, Biodiesel, Recovering internal injuries
Making Perfumes, Used as a flavouring in food
Used As Indoor Plant
No
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Shade Trees, Street Trees
Cutflower, Feature Plant, Mixed Border
Botanical Name
QUERCUS phellos
Iris germanica
Common Name
Willow Oak
German Iris
In Hindi
Overcup ओक
German Iris
In German
Overcup Oak
German Iris
In French
Overcup Oak
German Iris
In Spanish
Overcup Roble
German Iris
In Greek
Overcup Oak
German Iris
In Portuguese
Overcup Oak
German Iris
In Polish
Overcup Dąb
German Iris
In Latin
Oryza
German Iris
Class
Magnoliopsida
Liliopsida
Order
Fagales
Asparagales
Family
Fagaceae
Iridaceae
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Monocots
Subfamily
Amaryllidoideae
Iridoideae
Season and Care of Willow Oak and German Iris
Season and care of Willow Oak and German Iris is important to know. While considering everything about Willow Oak and German Iris Care, growing season is an essential factor. Willow Oak season is Spring and Fall and German Iris season is Spring and Fall. The type of soil for Willow Oak is Clay, Loam, Sand and for German Iris is Clay, Loam, Sand while the PH of soil for Willow Oak is Acidic, Neutral, Alkaline and for German Iris is Acidic, Neutral, Alkaline.
Willow Oak and German Iris Physical Information
Willow Oak and German Iris physical information is very important for comparison. Willow Oak height is 1,220.00 cm and width 910.00 cm whereas German Iris height is 71.10 cm and width 45.70 cm. The color specification of Willow Oak and German Iris are as follows:
Willow Oak flower color: Red, Light Green and Chartreuse
Willow Oak leaf color: Green and Light Green
German Iris flower color: Blue Violet, Lavender, Purple and White
- German Iris leaf color: Green and Sea Green
Care of Willow Oak and German Iris
Care of Willow Oak and German Iris include pruning, fertilizers, watering etc. Willow Oak pruning is done cut main flower spike, Prune every year, Remove damaged leaves, Remove dead branches and Remove dead leaves and German Iris pruning is done Remove damaged leaves, Remove dead branches and Remove dead leaves. In summer Willow Oak needs Lots of watering and in winter, it needs Average Water. Whereas, in summer German Iris needs Lots of watering and in winter, it needs Average Water.