Life Span
Perennial
Perennial
Type
Cactus or Succulent, Tree
Shrub
Origin
Southwestern United States, Mexico
China, Japan
Types
-
-
Number of Varieties
405
0
40000
👆🏻
Habitat
Desert, Dry areas, Rocky areas, Sandy areas
subtropical regions, Temperate Regions
USDA Hardiness Zone
6-106-9
0
99
👆🏻
AHS Heat Zone
12-7
9-7
Sunset Zone
9, 10, 11, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23
4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Habit
Upright/Erect
Oval or Rounded
Plant Size
Minimum Height
610.00 cm300.00 cm
0
3900
👆🏻
Minimum Width
300.00 cm300.00 cm
0
6350
👆🏻
Plant Color
Flower Color
White, Ivory
White, Silver
Flower Color Modifier
-
-
Fruit Color
Light Green
Reddish Plum
Leaf Color in Spring
Gray Green, Dark Green
White, Dark Green, Sienna
Leaf Color in Summer
Gray Green, Dark Green
White, Dark Green, Sienna
Leaf Color in Fall
Gray Green, Dark Green
White, Dark Green, Sienna
Leaf Color in Winter
Olive, Gray Green, Dark Green
White, Dark Green, Sienna
Shape
Leaf Shape
Linear
broad, flat
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun
Full Sun, Partial Sun, Partial shade
Growth Rate
Very Slow
Fast
Type of Soil
Loam, Sand
Clay, Loam, Sand
The pH of Soil
Acidic, Neutral, Alkaline
Acidic, Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Early Spring, Spring, Late Winter
Fall, Late Fall
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Pollution, Salt
Where to Plant?
Ground
Ground, Pot
How to Plant?
Leaf Cutting, Stem Cutting
Cuttings, root cutting, Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Allow soil to be completely dry in between waterings, Do not water frequently
Average Water Needs
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, Alkaline
Soil Type
Loam, Sand
Clay, Loam, Sand
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun
Full Sun, Partial Sun, Partial shade
Pruning
Remove damaged leaves, Remove dead branches, Remove dead leaves
Remove damaged leaves, Remove dead branches, Remove dead leaves
Fertilizers
All-Purpose Liquid Fertilizer, No fertilizers needed
All-Purpose Liquid Fertilizer
Pests and Diseases
Brown Spots, Red blotch
Coral Spot, Leaf spot, Red blotch
Plant Tolerance
Drought, Dry Conditions, Dry soil, Heat Tolerance, Rocky Soil, Sun
Drought
Flowers
Showy
Insignificant
Flower Petal Number
Single
Single
Fruits
Showy Fruit
✔
✘
✔
✘
Edible Fruit
✔
✘
✔
✘
Fragrance
Fragrant Flower
✔
✘
✔
✘
Fragrant Fruit
✔
✘
✔
✘
Fragrant Leaf
✔
✘
✔
✘
Fragrant Bark/Stem
✔
✘
✔
✘
Showy Foliage
✔
✘
✔
✘
Showy Bark
✔
✘
✔
✘
Foliage Texture
Bold
Medium
Foliage Sheen
Matte
Matte
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
-
Birds
Allergy
-
Toxic
Uses
Aesthetic Uses
Decorating walls
Bonsai, Cottage Garden, Ground Cover
Beauty Benefits
-
Skin irritation
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Fixes Nitrogen
Plant Benefits
Medicinal Uses
-
Antiasthamatic, Antitussive, Astringent
Part of Plant Used
-
Fruits, Leaves, Root, Stem
Other Uses
-
Used as Ornamental plant, Used for making hedge
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Rock Garden, Wall
Feature Plant, Hedges, Screening, Wind Break
Botanical Name
YUCCA brevifolia
Elaeagnus pungens
Common Name
yucca palm
tree yucca
palm tree yucca
Silverthorn
In Hindi
Joshua Tree
Silverthorn
In German
Joshua Tree
Silverthorn
In French
Joshua Tree
Silverthorn
In Spanish
Árbol de Joshua
Silverthorn
In Greek
Joshua Tree
Silverthorn
In Portuguese
Joshua Tree
Silverthorn
In Polish
Joshua Tree
Silverthorn
In Latin
Joshua ligno
Silverthorn
Kingdom
Plantae
Plantae
Phylum
Tracheophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Asparagales
Rhamnales
Family
Agavaceae
Elaeagnaceae
Genus
Yucca
Elaeagnus
Clade
Angiosperms, Monocots
Angiosperms, Eudicots, Rosids
Tribe
-
-
Subfamily
-
-
Number of Species
5070
1
27800
👆🏻