Colorado Plant Database

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YUCCA - Yucca glauca

IMAGE
Courtesy of Lookout Mountain Nature Center, lmnc.jeffco.us

IDENTIFICATION
Common Name: YUCCA
Meaning: Carib Native American name for fruit of different plant.
Other Common Names: spanish bayonet, soapweed
Scientific Name: Yucca glauca
Derivation: glauca - with a whitish bloom (powdery covering).
Family: Agave - Agavaceae
Species Characteristics: flowers erect, drooping only in age; flowers in simple, narrow panicles (repeatedly branched flower cluster with stalked flowers).
Mature Height: to 5 feet.
Mature Spread: 2 to 4 feet.
Flower Color: white
Flower Cluster: panicle (repeatedly branched flower cluster with stalked flowers).
Fruit Color: green then brown.
Fruit Type: dehiscent (splitting open at maturity).
Leaf Type: simple (not divided into similar parts).
Leaf/Leaflet Shape: narrow, flexible, straight.
ECOLOGY
Origin: native
Frequency: common
Growth Form: sub-shrub
Class: angiosperm (plant with covered seed).
SubClass: monocot (plants with one seed leaf and parallel veins).
Season of Bloom: early summer (Jun.).
Life Zone: plains/foothills.
Habitat: rocky areas on the plains and foothills; found up to 8,500 feet elevation.
Eco. Relationships: symbiotic (mutually beneficial) pollination relationship with night-flying yucca moth.

WEED MANAGEMENT

LANDSCAPING
Availability: commonly available.
Landscaping Use: specimen, rock and xeriscape gardens
Moisture Requirement: drought tolerant.
Light Requirement: full sun.
Soil Requirement: thrive in sandy and poor soils.

HUMAN CONNECTIONS
Fiber/Dye: leaves can be tied into bundles to form a broom, woven for sandals, baskets or matting etc. or soaked and beaten to yield fibers which can be made into cord or rope.
Other Uses: root contains sudsing agent which was used by Native Americans as a soap and shampoo and is currently used in the cosmetics and soap industry.

Version: 2.7.0      Release Date: January 2014       ©2010 Jefferson County ITS

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