Life Span
Perennial
Perennial
Type
Tree
Perennial
Origin
Southern Europe, Mediterranean, Northern Africa
Eastern Asia, India, Nepal, China
Types
Quercus ilex, Quercus rotundifolia
Victoria Rhubarb
Colorado Red Rhubarb
Turkish Rhubarb
Number of Varieties
2100
0
40000
👆🏻
Habitat
Mediterranean region
gardens, Grassland, Humid climates, Tropical regions, Urban areas
USDA Hardiness Zone
4-83-7
0
99
👆🏻
AHS Heat Zone
9-2
8-5
Sunset Zone
4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
2a, 2b, 3a, 3b, 4, 5, 6, 7, 14, 15, 16, 17
Habit
Oval or Rounded
Clump-Forming
Plant Size
Minimum Height
1,220.00 cm60.00 cm
0
3900
👆🏻
Minimum Width
1,070.00 cm120.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Red, Yellow green
Ivory
Flower Color Modifier
Bicolor
-
Fruit Color
Brown, Sandy Brown, Chocolate
-
Leaf Color in Spring
Green, Dark Green
Green
Leaf Color in Summer
Dark Green
Green
Leaf Color in Fall
Dark Green
Green
Leaf Color in Winter
Dark Green
Light Green
Shape
Leaf Shape
Oblong or Lanceolate
Compound
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Summer
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Growth Rate
Medium
Fast
Type of Soil
Clay, Loam, Sand
Clay, Loam
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Drainage
Average
Well drained
Bloom Time
Spring
Summer, Late Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Pollution, Drought, Salt
Drought
Where to Plant?
Ground
Ground
How to Plant?
Grafting, Seedlings
Stem Planting
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs, Do Not over Water, Requires regular watering
Do Not over Water, Requires regular watering, Use Mulches to help prevent water loss during hot and windy weather, Water Deeply
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral, Alkaline
Acidic, Neutral
Soil Type
Clay, Loam, Sand
Clay, Loam
Soil Drainage Capacity
Average
Well drained
Sun Exposure
Full Sun, Partial Sun
Full Sun, Partial Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
fertilize in fall, Nitrogen, Phosphorous, Potassium
All-Purpose Liquid Fertilizer
Pests and Diseases
Aphids, Moth
Red blotch
Plant Tolerance
Pollution, Shade areas
Drought
Flowers
Insignificant
Showy
Flower Petal Number
-
-
Fruits
Showy Fruit
✔
✘
✔
✘
Edible Fruit
✔
✘
✔
✘
Fragrance
Fragrant Flower
✔
✘
✔
✘
Fragrant Fruit
✔
✘
✔
✘
Fragrant Leaf
✔
✘
✔
✘
Fragrant Bark/Stem
✔
✘
✔
✘
Showy Foliage
✔
✘
✔
✘
Showy Bark
✔
✘
✔
✘
Foliage Texture
Medium
Bold
Foliage Sheen
Glossy
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Birds, Insects
-
Allergy
-
Skin irritation
Uses
Aesthetic Uses
Cottage Garden
-
Beauty Benefits
Good for skin, Skin Problems
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Nesting sites for birds, Shadow Tree
Air purification
Plant Benefits
Medicinal Uses
Digestive, Skin irritation
-
Part of Plant Used
Bark, Fruits, Wood
Whole plant
Other Uses
Charcoal, Used as firewood, Used for its medicinal properties, Wood is used fore making tools
Culinary use, Used as Ornamental plant
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Hedges, Screening / Wind Break, Shade Trees, Street Trees
Edible, Herb / Vegetable, Mixed Border
Botanical Name
QUERCUS ilex
RHEUM x hybridum
Common Name
Evergreen Oak, Holly Oak, Holm Oak
Hybrid Garden Rhubarb, Rhubarb
In Hindi
होल्म ओक
एक प्रकार का फल
In German
Steineiche
Rhabarber
In French
chêne vert
Rhubarbe
In Spanish
encina
Ruibarbo
In Greek
πρινόδενδρο
Ραβέντι
In Portuguese
azinheira
Ruibarbo
In Polish
dąb skalny
Rabarbar
In Latin
ilice
RHEUM
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Tracheophyta
Class
Magnoliopsida
-
Order
Fagales
Caryophyllales
Family
Fagaceae
Polygonaceae
Genus
Quercus
Rheum
Clade
Angiosperms, Eudicots, Rosids
Angiosperms, Core eudicots, Eudicots
Tribe
-
-
Subfamily
-
-
Number of Species
1760
1
27800
👆🏻