Life Span
Perennial
Perennial
Type
Grass
Tree
Origin
North America, United States, Southwestern United States, Texas, Mexico
Southeastern United States, Mexico, Caribbean, Central America
Types
Foxtail muhly, Devils Canyon muhly, alkali muhly
Guaiacum officinale
Number of Varieties
23
0
40000
👆🏻
Habitat
High elevation, Hillside, Slopes
Coastal Regions, Dry and Young forest Heaths, Thickets, Woodlands
USDA Hardiness Zone
7-1010-15
0
99
👆🏻
AHS Heat Zone
12 - 7
12-10
Sunset Zone
-
H1, H2
Habit
Clump-Forming
Oval or Rounded
Plant Size
Minimum Height
45.72 cm300.00 cm
0
3900
👆🏻
Minimum Width
60.00 cm370.00 cm
0
6350
👆🏻
Plant Color
Flower Color
Pink, Purple, White
Purple, Violet, Blue Violet
Flower Color Modifier
Bicolor
Bicolor
Fruit Color
Brown, White
Yellow, Red
Leaf Color in Spring
Light Green, Blue Green
Green, Olive
Leaf Color in Summer
Light Green
Green, Dark Green
Leaf Color in Fall
Blue Green, Gray Green
Green, Olive
Leaf Color in Winter
Blue Green, Gray Green, Tan
Olive
Shape
Leaf Shape
Grass like
Egg-shaped
Thorns
✔
✘
✔
✘
Plant Season
Summer, Fall, Winter
Spring, Summer, Fall, Winter
Growing Conditions
Sunlight
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Growth Rate
Medium
Very Slow
Type of Soil
Clay, Loam, Sand
Loam, Sand
The pH of Soil
Acidic, Neutral
Neutral, Alkaline
Soil Drainage
Well drained
Well drained
Bloom Time
Early Fall, Fall
Early Spring, Spring, Late Winter, Indeterminate
Repeat Bloomer
✔
✘
✔
✘
Tolerances
Drought
Drought, Salt
Where to Plant?
Container, Ground, Pot
Ground
How to Plant?
Divison, Seedlings
Seedlings
Plant Maintenance
Medium
Medium
Watering Plants
Watering Requirements
Needs less watering, Water every 3 weeks until the root ball is wet
Requires watering in the growing season
In Summer
Lots of watering
Consistently
In Spring
Moderate
Average Water
In Winter
Average Water
Moderate
Soil
Soil pH
Acidic, Neutral
Neutral, Alkaline
Soil Type
Clay, Loam, Sand
Loam, Sand
Soil Drainage Capacity
Well drained
Well drained
Sun Exposure
Full Sun, Partial Sun, Partial shade
Full Sun, Partial Sun
Pruning
Grass Cuttting and pruning up to 5cm, Prune in early spring, Remove damaged leaves, Remove dead branches, Remove dead leaves
Prune to stimulate growth
Fertilizers
All-Purpose Liquid Fertilizer, EDTA iron
Fertilize three times a year
Pests and Diseases
Red blotch
fungus, Mealybugs, Scale, Spider mites
Plant Tolerance
Drought
Drought, Salt
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
Fine
Fine
Foliage Sheen
Matte
Glossy
Evergreen
✔
✘
✔
✘
Invasive
✔
✘
✔
✘
Self-Sowing
✔
✘
✔
✘
Attracts
Bees, Butterflies
Birds, Butterflies
Allergy
Pollen
Skin irritation
Uses
Aesthetic Uses
Ground Cover
Showy Purposes
Beauty Benefits
-
-
Edible Uses
✔
✘
✔
✘
Environmental Uses
Air purification, soil erosion prevension on hill slopes, Wildlife
Air purification
Plant Benefits
Medicinal Uses
-
-
Part of Plant Used
-
Bark, Sap
Other Uses
Used as Ornamental plant
used for making roof trusses, poles, joists, piles, Used in construction, Used in Furniture
Used As Indoor Plant
✔
✘
✔
✘
Used As Outdoor Plant
✔
✘
✔
✘
Garden Design
Dried Flower/Everlasting, Foundation, Groundcover, Mixed Border, Rock Garden / Wall
Container, Feature Plant, Foundation, Mixed Border, Rock Garden / Wall, Tropical
Botanical Name
MUHLENBERGIA emersleyi
GUAIACUM sanctum
Common Name
Bull Grass
Holy-wood, Lignum Vitae
In Hindi
Bull Grass
Lignum Vitae
In German
Bull Grass
Lignum Vitae
In French
Bull Herbe
Lignum Vitae
In Spanish
Bull Hierba
Palo santo
In Greek
Δελτίο Grass
Lignum Vitae
In Portuguese
touro grama
pau-santo
In Polish
Bull Trawa
Lignum Vitae
In Latin
Bull Grass
lignum Vitae
Kingdom
Plantae
Plantae
Phylum
Magnoliophyta
Tracheophyta
Class
Liliopsida
Magnoliopsida
Order
Cyperales
Sapindales
Family
Poaceae
Zygophyllaceae
Genus
Muhlenbergia
Guaiacum
Clade
Angiosperms, Commelinids, Monocots
-
Tribe
Eragrostideae
-
Subfamily
Chloridoideae
-
Number of Species
1803
1
27800
👆🏻