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Agave isthmensis 'Yookihi'

Intermediate

Agave isthmensis 'Yookihi'

A variegated isthmensis with radiating stripes in white, cream, yellow or lime, sometimes several colours on one leaf. Its leaves are thinner and slimmer than usual for the species, with modest teeth.

Growing Difficulty
Intermediate
Temperature
15〜30℃
Lifespan
Perennial; renewed by offsets
Size
A. isthmensis stays about 20 cm tall even when mature
Watering
Light feeder; a little slow-release fertiliser in the growing season is enough

About

'Yookihi' (named after the Chinese consort Yang Guifei) is a variegated cultivar of Agave isthmensis, a small species from the Isthmus of Tehuantepec in Oaxaca, southern Mexico. According to a Japanese plant guide, its hallmark is variegation radiating in stripes, ranging from plants with many fine lines to marginal, central or almost wholly variegated leaves. The colours vary too, from white and cream to yellow, lime and pale green, sometimes several on a single leaf. Isthmensis usually has short, thick leaves, but Yookihi's are somewhat thinner and slimmer, with modest teeth, giving many plants a sleek look. Within the species, 'Kabutogani' is unvariegated with thick leaves and fused teeth, and 'Ohi Raijin' is a small, short-leaved green plant, so striped variegation is the main clue; because 'Ohi Raijin Nishiki' can also be striped, check leaf slimness when in doubt. Its origin is not documented in available sources. A Japanese plant guide rates it among the rarest isthmensis cultivars, and in Japan it is offered mainly by specialist nurseries.

Size of the Agave isthmensis 'Yookihi'

The Agave isthmensis 'Yookihi' grows to A. isthmensis stays about 20 cm tall even when mature.

Temperature & humidity for the Agave isthmensis 'Yookihi'

The ideal temperature for the Agave isthmensis 'Yookihi' is 15〜30℃.

Basic Info

Origin

Cultivar (the species is from the Isthmus of Tehuantepec, Oaxaca); its origin is undocumented

Lifespan

Perennial; renewed by offsets

Size

A. isthmensis stays about 20 cm tall even when mature

Temperature

15〜30℃

Watering & Fertilizer

Light feeder; a little slow-release fertiliser in the growing season is enough

Growing Tips

Light & Placement

Bright, airy spot. The more variegated the plant, the more easily it scorches in midsummer sun, so soften strong light.

Watering

Spring to autumn, water thoroughly once the mix dries; very sparingly in winter dormancy.

Temperature & Winter

Tender: it may be damaged or killed below 0°C. Keep it indoors in a bright spot over winter.

Soil & Repotting

Free-draining mix, e.g. hyuga pumice, akadama and pumice at about 4:4:2. Propagate from offsets.

Notes

Variegation varies greatly between plants and offsets may not match the parent; choose from photos of the actual plant.

StripedCompactRareWinter indoors

Agave isthmensis 'Yookihi' FAQ

QWhat is the growing difficulty level for Agave isthmensis 'Yookihi'?
A

Intermediate. A variety suitable for intermediate growers. Requires some cultivation experience and knowledge of environment management. Pay careful attention to temperature and humidity control.

QWhat is the ideal temperature for Agave isthmensis 'Yookihi'?
A

The ideal temperature for Agave isthmensis 'Yookihi' is 15〜30℃. Avoid sudden temperature changes and maintain a stable environment.

QHow large does Agave isthmensis 'Yookihi' get?
A

The mature size of Agave isthmensis 'Yookihi' is A. isthmensis stays about 20 cm tall even when mature. This may vary slightly depending on cultivation environment and individual differences.

QHow should I water and fertilize Agave isthmensis 'Yookihi'?
A

Agave isthmensis 'Yookihi': watering & fertilizer — Light feeder; a little slow-release fertiliser in the growing season is enough. Aim for appropriate frequency and amount.

QWhat is the typical price for Agave isthmensis 'Yookihi'?
A

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

Last updated: September 23, 2026

References & Sources

Taxonomy & Authority

Accepted name: Agave isthmensis 'Yookihi' A.García-Mend. & F.Palma

Authority databases: GBIF · GBIF · POWO

Nomenclature follows global taxonomic authority databases.

Regulations & Conservation Status

Not CITES-listed

Not listed in the CITES Appendices, and not designated as an Invasive Alien Species or Uncategorized Alien Species under Japanese law. It is not a registered variety under Japan's Plant Variety Protection and Seed Act (no Agave varieties were registered as of September 2026).

Sources: Species+ (CITES) query for Agave isthmensis: not listed / Ministry of the Environment, list of Invasive Alien Species (no Agave listed) / MAFF plant variety registration database (no registered Agave varieties)

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

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