Common Name: Adam’s Needle and Thread, Common Yucca
Native: S.E USA
Size and Spread (10yrs): 1m x 1- 1.5m
Treatment required: Soak seed for 24hrs. Shallow sow at 15-20degC.
Seed/kg: 98,400; c.26% viable
Ideal Sowing Period: Any time
Soil Conditions: Well drained, sandy soil, preferably on the acid side, but tolerant of chalk too.
Planting Instructions: Plant in full sun. In windy spots leaves can be shredded.
Good in coastal positions. Chop down old flower stems, but otherwise no pruning.
Mature Height: 1 – 1.5m
pic courtesy of Jerzy Opiola CC BY-SA 3.0