Details of...
Scientific Name: Yucca filamentosa
Pronunciation: YUCK-uh fill-uh-men-TOE-zuh
Common Name: Adam's needle, palm lily, common yucca
Family Name: Asparagaceae
Plant Type: Broadleaf evergreen
Key ID Features: Evergreen, grass-like clumping habit; leaves long, thick, sword-like with filaments on margins; inflorescence is a panicle with large (5-7 cm long) white flowers.
Course(s): HORT 1155


Habit: Stiffly upright
Form: Round
Texture: Medium - coarse
Mature Size:
Height:0.4 - 0.7m
Spread:0.6 - 1.0m
Growth Rate:Slow
Origin:
Hardiness Rating: Zone 4: (-34 to -29 C)
Exposure: Full sun
Soil/ Growing Medium: Rocky or gravelly or dry, Well-drained
Water Use: Low, Summer dry
Landscape Uses: Attract butterflies, Container planting, Dryland (no watering), Group or mass planting, Rock garden, Specimen plant
Additional Info: Google. Common variegated cultivars include 'Golden Sword' (shown), 'Bright edge', and 'Color Guard'.
Adam's needle, palm lily, common yucca
 
 
Leaf Morphology:
Form: Simple
Arrangement: Basal
Texture/ Venation: Leathery, Parallel venation
Surfaces: Glabrous
Colour in Summer: Green, Yellow, Yucca 'Golden Sword' is variegated
Colour in Fall: Green, Yellow
Leaf(let) Terms:
Shapes: Lanceolate
Apices: Acuminate
Bases: Attenuate
Margins: Entire
Additional Info: Leaves variegated, Margins with curly white treads

 
 
Inflorescence Type: Floriferous, Panicle
Flower Morphology:Flowers perfect
Number of Petals:5
Corolla Shape:Campanulate
Colour (petals): Showy, White
Flower Scent: Fragrant
Flower Time at Peak: Jun, Jul, Aug

 
Fruit Type: Capsule
Fruit Colour: Brown
Fruiting Time: Sep, Aug
Additional Info: Fruit insignificant, Rarely forms locally

 
Bark or Stem Colour: Red, Green
Additional Info:No above ground stem - flower scape only (peduncle)
  


Plant Care:
Maintenance:Low
Pest Susceptibility: Pest resistant, Disease resistant, Scale insects, Aphids or adelgids, Fungal leaf spot, Deer resistant, Rabbit resistant
 
Location(s):
(AGB) Acer Griseum Bed : q.2 - cv. Golden Sword
(BCE) Boulevard (Circular) Eastend
(GAZ) GAZebo
(GAZW) GAZebo West : cv. Golden Sword
(MCC) Main Campus Courtyard
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