Life Span
Perennial
Perennial
Type
Tender Perennial
Tree
Origin
-
Central Asia, India, Nepal
Types
Elegance , Maiden
White oak, Bluff oak, Muller oak
Habitat
mild coastal areas
Clay soil areas, Dry areas, Sandy areas
USDA Hardiness Zone
10-12
6-9
Sunset Zone
8, 9, 12, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
H1, 7, 8, 9, 14, 15, 16, 17, 20, 21, 22, 23, 24
Habit
Upright/Erect
Oval or Rounded
Flower Color
White, Yellow, Red, Purple, Orange, Pink, Dark Red, Violet
Red, Yellow green
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
-
Sandy Brown, Sienna
Leaf Color in Spring
Green, Dark Green
Green, Light Green, Gray
Leaf Color in Summer
Green, Dark Green
Green, Gray
Leaf Color in Fall
Green, Dark Green
Green, Dark Green, Gray
Leaf Color in Winter
-
Dark Green, Gray
Leaf Shape
Saw-tooth like
broad, flat
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall, Winter
Sunlight
Partial Sun, Partial shade
Full Sun, Partial Sun
Growth Rate
Medium
Medium
The pH of Soil
Neutral, Alkaline
Acidic
Soil Drainage
Well drained
Average
Bloom Time
Indeterminate
Spring
Where to Plant?
Ground, Pot
Ground
How to Plant?
Tip cutting
Seedlings, Transplanting
Plant Maintenance
Medium
Medium
Watering Requirements
Do Not over Water, Keep the Soil well drained, Needs more water during establishment
Average Water Needs
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil pH
Neutral, Alkaline
Acidic
Soil Drainage Capacity
Well drained
Average
Sun Exposure
Partial Sun, Partial shade
Full Sun, Partial Sun
Pruning
Prune before Winter, Remove damaged leaves, Remove dead branches, Remove dead flowers, Remove dead leaves
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
15-15-15 amounts, All-Purpose Liquid Fertilizer
All-Purpose Liquid Fertilizer
Pests and Diseases
Whiteflies
Red blotch
Plant Tolerance
Drought, Heat And Humidity
Drought
Flower Petal Number
Single
-
Foliage Texture
Medium
Medium
Foliage Sheen
Matte
Glossy
Attracts
Butterflies, pollinators
Birds
Aesthetic Uses
along a porch, deck or patio, Beautification, Borders, Cottage Garden, Hanging Basket, Mixed Border, Showy Purposes
Showy Purposes
Environmental Uses
Air purification
Air purification, Nesting sites for birds, Shadow Tree, Shelter for wildlife, Wildlife
Medicinal Uses
Anti-oxidant
Chronic fatigue, Cramps, Diarrhea, Dysentry, gallstones, Haemorrhages, Menstrual Cramps
Part of Plant Used
extracted oil
Leaves, Seeds, Wood
Other Uses
Employed in herbal medicine, Oil is used for aromatherapy, Oil is used in perfume, soaps, creams, etc.
Used as firewood, used for making charcoal
Used As Indoor Plant
Sometimes
No
Used As Outdoor Plant
Yes
Yes
Garden Design
Bedding Plant, Container, Cutflower, Hanging Basket, Mixed Border
Feature Plant, Shade Trees
Botanical Name
PELARGONIUM x domesticum
QUERCUS leucotrichophora
Common Name
Martha Washington Geranium, Regal Geranium
Banj Oak, Blackjack Oak, Himalayan Oak
In Hindi
regal geranium
Blackjack Oak Tree
In German
Regal Geranie
Blackjack Oak Tree
In French
geranium royale
Blackjack Oak Tree
In Spanish
geranio regia
Blackjack Oak Tree
In Greek
regal geranium
Blackjack Oak Tree
In Portuguese
gerânio régio
Blackjack Carvalho
In Polish
regal geranium
Blackjack Oak Tree
In Latin
regal geranium
Blackjack quercum ligno
Phylum
Tracheobionta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Family
Geraniaceae
Fagaceae
Genus
Pelargonium
Quercus
Clade
Eudicots, Rosids
Angiosperms, Eudicots, Rosids
Season and Care of Regal Geranium and Blackjack Oak
Season and care of Regal Geranium and Blackjack Oak is important to know. While considering everything about Regal Geranium and Blackjack Oak Care, growing season is an essential factor. Regal Geranium season is Spring, Summer, Fall and Winter and Blackjack Oak season is Spring, Summer, Fall and Winter. The type of soil for Regal Geranium is Loam and for Blackjack Oak is Loam while the PH of soil for Regal Geranium is Neutral, Alkaline and for Blackjack Oak is Acidic.
Regal Geranium and Blackjack Oak Physical Information
Regal Geranium and Blackjack Oak physical information is very important for comparison. Regal Geranium height is 30.00 cm and width 30.00 cm whereas Blackjack Oak height is 2,286.00 cm and width 1,219.20 cm. The color specification of Regal Geranium and Blackjack Oak are as follows:
Regal Geranium flower color: White, Yellow, Red, Purple, Orange, Pink, Dark Red and Violet
Regal Geranium leaf color: Green and Dark Green
Blackjack Oak flower color: Red and Yellow green
- Blackjack Oak leaf color: Green, Light Green and Gray
Care of Regal Geranium and Blackjack Oak
Care of Regal Geranium and Blackjack Oak include pruning, fertilizers, watering etc. Regal Geranium pruning is done Prune before Winter, Remove damaged leaves, Remove dead branches, Remove dead flowers and Remove dead leaves and Blackjack Oak pruning is done Remove damaged leaves, Remove dead branches and Remove dead leaves. In summer Regal Geranium needs Lots of watering and in winter, it needs Average Water. Whereas, in summer Blackjack Oak needs Lots of watering and in winter, it needs Average Water.