Details of...
Scientific Name: Yucca gigantea
Pronunciation: YUCK-uh jye-gan-TEE-uh
Common Name: spineless yucca
Family Name: Asparagaceae
Plant Type: Indoor foliage plant
Key ID Features: Stems thick and fibrous; leaves are strap-like with smooth margins.
Course(s): HORT 1193/1293

Habit: Upright
Form: Pyramidal - widely
Texture: Very coarse
Mature Size:
Height:7 - 10m
Spread:5 - 7m
Origin: Central America, Mexico
Hardiness Rating: Zone 9: (-7 to -1 C)
Soil/ Growing Medium: Well-drained
Water Use: Low
Landscape Uses: Indoor plant
Additional Info: Google
spineless yucca
Leaf Morphology: Glossary
Form: Simple
Arrangement: Spiraled
Texture/ Venation: Leathery, Parallel venation
Surfaces: Glabrous
Leaf(let) Terms:
Shapes: Lanceolate
Apices: Acute
Bases: Sheathing
Margins: Serrate
Additional Info: Stiff

Inflorescence Type: Panicle
Flower Morphology:Flowers perfect
Number of Petals:3
Corolla Shape:Campanulate
Ovary Position:Superior
Colour (petals): Showy, White
Flower Time at Peak:
Additional Info: Florets with 6 white tepals; unlikely to form on indoor plants
Fruit Type:
Fruit Colour: Brown
Fruiting Time:
Additional Info: Fruit insignificant, Unlikely to form on indoor plants
Bark Morphology: Plated
Bark or Stem Colour: Brown
Additional Info:being a monocot, this is not true bark
Organ Modifications: Succulent leaves, Succulent stems

Propagation: Division - below ground parts
Plant Care:
Optimal Temp.: Medium indoor temperature
Light Level:High indoor light level
Pest Susceptibility: Fungal leaf spot, Scale insects,
(GNH) GreeNHouse
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