Hardiness zones
Sunset 7-24
USDA 8
Landscape Use: Background, textural accent, container plant, Spanish or Mediterranean architecture
Form & Character: Clean, but foreboding plant, clumping, stiff, upright, rigid, not people friendly
Growth Habit: Slowly and stiffly upright, single trunk to clumping to 25', but can be maintained at much lower height and is generally much smaller in Phoenix.
Foliage/texture: Strap leaves to 2 1/2' long, rigid, very sharp pointed and DANGEROUS! Closely set on stems, margins denticulate but not thread bearing, medium coarse texture
Flowers & fruits: Extended panicles to 2' of cream white flowers, sometimes tinged with purple to 4" across, fruit
Seasonal color: Flower stalks in early summer
Temperature: Hardy to 10oF
Light: Full sun to some partial shade
Soil: Tolerant
Watering: More drought tolerant that Y. gloriosa or Y. recurvifolia.
Pruning: Remove old flower stalks
Propagation: Seed, cuttings (very easy to root), division
Disease and pests: Spider mites
Additional comments: Several variegated cultivars are sometimes available. In general, somewhat more tolerant of full sun Phoenix conditions than Y. gloriosa .