Agave attenuata

Fox Tail Agave, Swan's Neck Agave
Family: Asparagaceae (Formerly:Agavaceae / Amaryllidaceae)
Subfamily: Agavoideae
Origin: Mexico
Small shrub 2-5 ft

The Agave attenuata is a tropical agave, it is frost sensitive, it doesn't like the hot, Arizona sun, and requires more water. It grows well in Phoenix, provided that it's protected by an overhanging tree or temporary shelter on freezing nights.

Similar plants:

Agave americana (Century plant)
Agave amica, Polianthes tuberosa (Tuberose)
Agave angustifolia Marginata, Agave marginata (Agave Maguey Lechugilla)
Agave neglecta (Small agave)
Agave sp. (Agave)
Agave tequilana (Tequila Agave, Century Plant)

Link to this plant:

https://toptropicals.com/catalog/uid/agave_attenuata.htm