Agave filifera:

Frost Tolerance: Hardy to -8°C.
Minimum Avg. Temperature: 10°C.
Sun Exposure: Full sun to light shade.
Origin: Mexico, Hidalgo: Sierra de Pachuca; San Luis Potosi.
Growth Habits: Clumping dense rosettes, 45 cm up to 60 cm wide.
Watering Needs: Water regularly in summer, keep rather dry in winter.