Life Span
Perennial
Perennial
Type
Perennial
Tree
Origin
Eastern Asia, India, Nepal, China
Europe, Eastern Europe, Southern Europe, Russia/Siberia, Iran, Central Asia, Southern Asia, Western Asia, India, Nepal, China
Types
Victoria Rhubarb
Colorado Red Rhubarb
Turkish Rhubarb
Black walnut
Number of Varieties
10030
0
40000
👆🏻
Habitat
gardens, Grassland, Humid climates, Tropical regions, Urban areas
Cold Regions, Hills, Hillside
USDA Hardiness Zone
3-74-8
0
99
👆🏻
AHS Heat Zone
8-5
7-1
Sunset Zone
2a, 2b, 3a, 3b, 4, 5, 6, 7, 14, 15, 16, 17
1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 14, 15, 16, 17, 18, 19, 20, 21
Habit
Clump-Forming
Oval or Rounded
Plant Size
Minimum Height
60.00 cm1,220.00 cm
0
3900
👆🏻
Minimum Width
120.00 cm1,220.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Ivory
Yellow green
Flower Color Modifier
-
Bicolor
Fruit Color
-
Green, Brown
Leaf Color in Spring
Green
Green, Copper
Leaf Color in Summer
Green
Dark Green
Leaf Color in Fall
Green
Dark Green, Yellow green
Leaf Color in Winter
Light Green
-
Shape
Leaf Shape
Compound
Pinnate
Thorns
✔
✘
✔
✘
Plant Season
Summer
Spring, Summer, Fall
Growing Conditions
Sunlight
Full Sun, Partial Sun
Full Sun
Growth Rate
Fast
Medium
Type of Soil
Clay, Loam
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral
Acidic, Neutral
Soil Drainage
Well drained
Well drained
Bloom Time
Summer, Late Summer
Late Spring, Early Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought, Frost
Where to Plant?
Ground
Ground
How to Plant?
Stem Planting
Budding, Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Do Not over Water, Requires regular watering, Use Mulches to help prevent water loss during hot and windy weather, Water Deeply
Requires watering in the growing season, Water Deeply, Water when top layer of soil becomes dry
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
Clay, Loam, Sand
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun, Partial Sun
Full Sun
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
In Early Autumn, Prune to stimulate growth, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer
fertilize in spring, Nitrogen
Pests and Diseases
Red blotch
Anthracnose, Armillaria mellea, Blight, Caterpillars, Crown gall, Crown rot, fungus, Powdery mildew, Red blotch
Plant Tolerance
Drought
Drought, Frost
Flowers
Showy
Insignificant
Flower Petal Number
-
-
Fruits
Showy Fruit
✔
✘
✔
✘
Edible Fruit
✔
✘
✔
✘
Fragrance
Fragrant Flower
✔
✘
✔
✘
Fragrant Fruit
✔
✘
✔
✘
Fragrant Leaf
✔
✘
✔
✘
Fragrant Bark/Stem
✔
✘
✔
✘
Showy Foliage
✔
✘
✔
✘
Showy Bark
✔
✘
✔
✘
Foliage Texture
Bold
Coarse
Foliage Sheen
Matte
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
-
-
Allergy
Skin irritation
Severe allergen
Uses
Aesthetic Uses
-
-
Beauty Benefits
-
Good for skin and hair
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Absorbs greenhouse gases, Absorbs huge amounts of CO2, Air purification, Amazing growth rate, Erosion control, Food for birds, Food for insects, Forms dense stands, Nesting sites for birds, Prevent Soil Erosion, Shadow Tree, Shelter for wildlife, Windbreak
Plant Benefits
Medicinal Uses
-
Anemia, Asthma, Cancer, Cough, Diarrhea, Menstrual Disorders, Urinary tract problems
Part of Plant Used
Whole plant
Fruits, Seeds
Other Uses
Culinary use, Used as Ornamental plant
Economic Purpose, Used as a dye, Used as firewood, Used As Food, Used for its medicinal properties
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Edible, Herb / Vegetable, Mixed Border
Edible, Feature Plant, Shade Trees
Botanical Name
RHEUM x hybridum
JUGLANS regia
Common Name
Hybrid Garden Rhubarb, Rhubarb
English Walnut
In Hindi
एक प्रकार का फल
अंग्रेजी अखरोट
In German
Rhabarber
Englisch Walnut
In French
Rhubarbe
Anglais Noyer
In Spanish
Ruibarbo
Inglés nuez
In Greek
Ραβέντι
Αγγλικά Καρυδιά
In Portuguese
Ruibarbo
Inglês Walnut
In Polish
Rabarbar
orzech włoski
In Latin
RHEUM
Nucis anglicus
Kingdom
Plantae
Plantae
Phylum
Tracheophyta
Tracheophyta
Class
-
Magnoliopsida
Order
Caryophyllales
Fagales
Family
Polygonaceae
Juglandaceae
Genus
Rheum
Juglans
Clade
Angiosperms, Core eudicots, Eudicots
Angiosperms, Eudicots, Rosids
Tribe
-
Juglandeae
Subfamily
-
Juglandoideae
Number of Species
6021
1
27800
👆🏻