This Australian native producesdense tufts of narrow, grasslike,2–4-ft.-long leaves that radiatefrom the top of a thick, woody,nearly black, slow-growing stem.Foliage mass stays at about3–5 ft. tall, 3 ft. wide for manyyears, but as stem graduallylengthens, plant height eventuallyincreases to 12–15 ft.Sometimes blooms; white flowersare borne in a dense, narrowspike on a tall stem thatincreases the plant’s height further.X. preissii and X. quadrangulataare similar species. Bestused with yuccas or with agavesor other succulents in dry,loose, sandy soil.
‘Waverly’ is ahybrid that grows 5 ft. tall, withwhite flowers. It is hardy onlyto about 25°F (–4°
From the Mediterranean region. Slow growth to 15–25 ft. high, 20–30 ft.wide. Three to five...
Fast growth to 2–3 ft. high, 4–5 ft. wide (much smaller in pots). Flat, thin, nearly round pads to 6 i...