Life Span
Perennial
Perennial
Type
Cactus or Succulent, Tree
Flowering Plants
Origin
Southwestern United States, Mexico
North-Central United States, Central United States, Western United States, Texas
Types
-
Blue Toadflax, Old-Field Toadflax
Number of Varieties
4030
0
40000
👆🏻
Habitat
Desert, Dry areas, Rocky areas, Sandy areas
Cultivated Beds
USDA Hardiness Zone
6-103-9
0
99
👆🏻
AHS Heat Zone
12-7
9-1
Sunset Zone
9, 10, 11, 12, 13, 14, 15, 16, 18, 19, 20, 21, 22, 23
1a, 1b, 2a, 2b, 3a, 3b, 10
Habit
Upright/Erect
Upright/Erect
Plant Size
Minimum Height
610.00 cm61.00 cm
0
3900
👆🏻
Minimum Width
300.00 cm25.40 cm
0
6350
👆🏻
Plant Color
Flower Color
White, Ivory
Pink, Light Blue, Lavender
Flower Color Modifier
-
Bicolor
Fruit Color
Light Green
-
Leaf Color in Spring
Gray Green, Dark Green
Light Green, Blue Green, Gray Green
Leaf Color in Summer
Gray Green, Dark Green
Blue Green, Gray Green
Leaf Color in Fall
Gray Green, Dark Green
Blue Green, Gray Green
Leaf Color in Winter
Olive, Gray Green, Dark Green
-
Shape
Leaf Shape
Linear
Oval to egg shaped
Thorns
✔
✘
✔
✘
Plant Season
Spring, Summer, Fall, Winter
Spring, Summer
Growing Conditions
Sunlight
Full Sun
Full Sun, Partial Sun
Growth Rate
Very Slow
Fast
Type of Soil
Loam, Sand
Clay, Loam
The pH of Soil
Acidic, Neutral, Alkaline
Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Early Spring, Spring, Late Winter
Late Spring, Early Summer, Summer
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought
Where to Plant?
Ground
Ground
How to Plant?
Leaf Cutting, Stem Cutting
Cuttings, Divison, 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, Do Not over Water
In Summer
Lots of watering
Lots of watering
In Spring
Moderate
Moderate
In Winter
Average Water
Average Water
Soil
Soil pH
Acidic, Neutral, Alkaline
Neutral, Alkaline
Soil Type
Loam, Sand
Clay, Loam
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full 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
All-Purpose Liquid Fertilizer, No fertilizers needed
use all-purpose fertilizers
Pests and Diseases
Brown Spots, Red blotch
Foliar disease, Root rot, Spider mites
Plant Tolerance
Drought, Dry Conditions, Dry soil, Heat Tolerance, Rocky Soil, Sun
Drought
Flowers
Showy
Showy
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
-
Bumblebees
Allergy
-
Depression, High blood cholestrol, Pain
Uses
Aesthetic Uses
Decorating walls
Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification
Air purification
Plant Benefits
Medicinal Uses
-
Analgesic, Febrifuge, Stomachic
Part of Plant Used
-
Leaves, Root
Other Uses
-
-
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Feature Plant, Rock Garden, Wall
Rock Garden / Wall, Wildflower
Botanical Name
YUCCA brevifolia
PENSTEMON grandiflorus
Common Name
yucca palm
tree yucca
palm tree yucca
Large Beardtongue, Shell-leaf Penstemon, Wild Snapdragon
In Hindi
Joshua Tree
Wild Snapdragon
In German
Joshua Tree
Wilde Snapdragon
In French
Joshua Tree
Snapdragon sauvage
In Spanish
Árbol de Joshua
Salvaje Snapdragon
In Greek
Joshua Tree
άγρια Snapdragon
In Portuguese
Joshua Tree
Selvagem Snapdragon
In Polish
Joshua Tree
Dziki Snapdragon
In Latin
Joshua ligno
Phlox Ferae
Kingdom
Plantae
Plantae
Phylum
Tracheophyta
Magnoliophyta
Class
Magnoliopsida
Magnoliopsida
Order
Asparagales
Scrophulariales
Family
Agavaceae
Scrophulariaceae
Genus
Yucca
Penstemon
Clade
Angiosperms, Monocots
Angiosperms, Asterids, Eudicots
Tribe
-
-
Subfamily
-
Scrophularioideae
Number of Species
5040
1
27800
👆🏻