Life Span
Perennial
Perennial
Type
Tree
Perennial
Origin
North America, United States, Northeastern United States, Mid-Atlantic United States, Southeastern United States, North-Central United States, Central United States, South-Central United States, Canada
Eastern Asia, India, Nepal, China
Types
Japanese Evergreen Oak, Sawthorn Oak, Oriental White Oak
Victoria Rhubarb
Colorado Red Rhubarb
Turkish Rhubarb
Number of Varieties
20100
0
40000
👆🏻
Habitat
Woodland Garden Canopy
gardens, Grassland, Humid climates, Tropical regions, Urban areas
USDA Hardiness Zone
4-83-7
0
99
👆🏻
AHS Heat Zone
8-1
8-5
Sunset Zone
2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17
2a, 2b, 3a, 3b, 4, 5, 6, 7, 14, 15, 16, 17
Habit
Upright/Erect
Clump-Forming
Plant Size
Minimum Height
2,438.40 cm60.00 cm
0
3900
👆🏻
Minimum Width
1,219.20 cm120.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Red, Light Yellow, Yellow green
Ivory
Flower Color Modifier
Bicolor
-
Fruit Color
Brown, Sandy Brown, Chocolate
-
Leaf Color in Spring
Green, Copper
Green
Leaf Color in Summer
Dark Green
Green
Leaf Color in Fall
Orange, Brown, Dark Red
Green
Leaf Color in Winter
-
Light Green
Shape
Leaf Shape
Lobed
Compound
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Summer
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun, Partial Sun
Growth Rate
Slow
Fast
Type of Soil
Clay, Loam, Sand
Clay, Loam
The pH of Soil
Acidic, Neutral
Acidic, Neutral
Soil Drainage
Average
Well drained
Bloom Time
Spring
Summer, Late Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Wet Site, Drought
Drought
Where to Plant?
Ground
Ground
How to Plant?
Seedlings, Transplanting
Stem Planting
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Average Water Needs, Keep the ground moist but not water-logged, Needs a lot of water initially, occasional watering once established, Water Deeply
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
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 branches, Remove damaged fruit, Remove damaged leaves, Remove dead branches, Remove dead leaves, Remove dead or diseased plant parts, Remove deadheads
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer, High amounts of nutrients, organic fertlizers
All-Purpose Liquid Fertilizer
Pests and Diseases
Red blotch
Red blotch
Plant Tolerance
Drought, Wet Site
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
-
Allergy
Hay fever, Itchy eyes, Runny nose, sneezing, Watery eyes, Whooping Cough
Skin irritation
Uses
Aesthetic Uses
-
-
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, Nesting sites for birds, Shadow Tree, Shelter for wildlife, Wildlife
Air purification
Plant Benefits
Medicinal Uses
Antiaphonic, Antiasthamatic, Astringent, Chronic fatigue, Cold, Dysentry, Emetic, Febrifuge, Haemorrhages, Indigestion, Opthalmic, Salve, Sore Eyes, Sore throat, Tonic, Treating fever
-
Part of Plant Used
Inner Bark, Leaves, Seeds
Whole plant
Other Uses
Tannin, Used as a dye, Used as fuel, Used as insect repellent, Used for woodware
Culinary use, Used as Ornamental plant
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Shade Trees
Edible, Herb / Vegetable, Mixed Border
Botanical Name
QUERCUS velutina
RHEUM x hybridum
Common Name
Black Oak
Hybrid Garden Rhubarb, Rhubarb
In Hindi
Black Oak Tree
एक प्रकार का फल
In German
Schwarz Oak Tree
Rhabarber
In French
Noir Oak Tree
Rhubarbe
In Spanish
Negro del árbol de roble
Ruibarbo
In Greek
Black Oak Tree
Ραβέντι
In Portuguese
Carvalho Preto
Ruibarbo
In Polish
Czarny Dąb
Rabarbar
In Latin
Niger quercum ligno
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
Cherokee
-
Subfamily
-
-
Number of Species
60060
1
27800
👆🏻