Plant of the Week: Yucca Filamentosa ‘Bright Edge’

By Davis Landscape Architecture @DavisLandArch

Yucca filamentosa ‘Bright Edge’ Flower (28/07/2012, Kew Gardens, London)

Position: Full sun

Flowering period: Summer

Soil: Moist, well drained

Eventual Height: 1.5m

Eventual Spread: 50cm

Hardiness: 4b – 11

Family: Asparagaceae

Sub Family: Agavoideae

Yucca filamentosa ‘Bright Edge’ is a small evergreen shrub. Its green and yellow leaves are sword shaped, leathery in texture, up to 60cm long and 6cm broad. Its white flowers are bell shape and are produced on erect stems which are up to 1.5m high,

The species, Yucca filamentosa, commonly known as Adam’s Needle or Needle Palm, is native to southeastern United States. Yucca filamentosa ‘Bright Edge’ is commonly known as Variegated Adam’s Needle.

The etymological root of the binomial name for Yucca is derived from the Carib (indigenous people of the Caribbean) name for cassava (misapplied to this plant). Filamentosa is derived from the Latin fili meaning ‘tread’, in reference to the threads at the leaf margins.

Yucca filamentosa ‘Bright Edge’ (28/07/2012, Kew Gardens, London)

The landscape architect may find Yucca filamentosa ‘Bright Edge’ useful as an architectural shrub in dry, low maintenance locations. Once established this plant is drought tolerant. This plant is not attractive to rabbits and deer.

Ecologically, Y. filamentosa ‘Bright Edge’ is pollinated by the Yucca moth, at night.

The Royal Horticultural Society has given Y. filamentosa ‘Bright Edge’ their prestigious Award of Garden Merit in 1993.

Y. filamentosa ‘Bright Edge’ prefers moist, fertile, well-drained soils. It tolerates most pH of soil.

Yucca filamentosa ‘Bright Edge’ requires little maintenance.