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Thread Agave (Agave filifera)

Source: Wikimedia Commons

Thread Agave

Beginner

Agave filifera

A unique agave with white thread-like fibers emerging from leaf edges. Small to medium, ideal for collections.

Growing Difficulty
Beginner
Temperature
5〜40℃
Lifespan
Perennial (15-20 years)
Size
30-60cm
Watering
Minimal

About

Agave filifera, native to the states of Hidalgo, San Luis Potosí, and Durango in Mexico, is recognized by the white thread-like fibers that peel away from the margins of its dark green, lance-shaped leaves. The species name 'filifera' means 'thread-bearing.' Mature rosettes typically reach 40–60 cm in diameter. Growth is slow, and flowering takes 10–20 years. It performs best in full sun but tolerates bright partial shade. Watering should be conservative; the plant is susceptible to root rot, so a well-draining soil mix is essential. Reduce watering to about once a month during winter. The decorative fibers and relatively compact size make it a popular choice in collections. It offsets readily, making propagation straightforward. Together with Agave geminiflora and A. leopoldii, it forms an informal group known as the 'thread agaves' among Japanese enthusiasts.

Lifespan of the Thread Agave

The Thread Agave lives Perennial (15-20 years).

Size of the Thread Agave

The Thread Agave grows to 30-60cm.

Temperature & humidity for the Thread Agave

Cold hardiness is moderate, surviving down to about 5–8°C.

Basic Info

Origin

Hidalgo and San Luis Potosí, Mexico

Lifespan

Perennial (15-20 years)

Size

30-60cm

Temperature

5〜40℃

Watering & Fertilizer

Minimal

Growing Tips

Light & Placement

It prefers direct sun but also grows in bright partial shade. Plenty of light year-round keeps the plant compact.

Watering

Water sparingly, only after the soil dries. In winter, about once a month is enough.

Soil & Repotting

It dislikes excess moisture, so a fast-draining mix is required. Growth is slow, so repot only once it becomes root-bound.

Temperature & Overwintering

Cold tolerance is around 5 to 8°C, which is fairly cold-tolerant. Keep it out of frost in winter.

Propagation

It produces many offsets, so it is easily propagated by division. Separate offsets once they have grown a bit for easier rooting.

FiliferaThread fiberUniqueSmall

Thread Agave FAQ

QWhat is the growing difficulty level for Thread Agave?
A

Beginner. A variety suitable for beginners. No special equipment or experience is required—you can grow it without problems by setting up a basic cultivation environment.

QWhat is the lifespan of Thread Agave?
A

The average lifespan of Thread Agave is Perennial (15-20 years). With proper cultivation environment and nutrient management, you can keep it healthy for a long time.

QHow large does Thread Agave get?
A

The mature size of Thread Agave is 30-60cm. This may vary slightly depending on cultivation environment and individual differences.

QHow should I water and fertilize Thread Agave?
A

Thread Agave: watering & fertilizer — Minimal. Aim for appropriate frequency and amount.

QWhat is the typical price for Thread Agave?
A

The price of Thread Agave varies significantly by variety, characteristics, size, and lineage. Please check GrowerDirect's price guide for the latest market information.

Last updated: August 31, 2026

References & Sources

Edited & verified by: GrowerDirect Editorial Team

The classifications, regulations, and growing data on this page are created and verified based on the primary information database below.

Primary sources

Taxonomy & Authority

Accepted name: Agave filifera Salm-Dyck

Synonyms: Agave filifera var. superba, Agave filifera var. pannosa, Bonapartea filamentosa, Agave pseudofilifera, Agave filamentosa, Agave filifera var. filamentosa

Authority databases: GBIF · POWO

Nomenclature follows global taxonomic authority databases.

Regulations & Conservation Status

Not CITES-listed

Sources: CITES Appendices (List of species protected by CITES Appendix II) / Ministry of the Environment Designated Invasive Species List (confirmed Agave non-applicable)

Regulations may change. Always verify the latest information with the relevant authorities.

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