Allium vasilevskajae Plant Care

Allium vasilevskajae Ogan.

Updated · Sources · How we source care data

Allium vasilevskajae, or Vasilevskaya's onion, is a species of onion that is endemic to Syunik Province in Armenia. It was found in stony places and on screes in the upper montane zone, from elevations of 2,200–2,300 m.

🌱Herbs🌼Perennials🧅Bulbs & Tubers
Water

Every 7–14 days

Light

Full sun to partial shade

Temp

50–75°F

Humidity

40–60%

At a glance

How do you care for Allium vasilevskajae?

Water Allium vasilevskajae every 7–14 days, letting the top layer of soil dry out between waterings, and give it full sun to partial shade. It prefers temperatures of 50–75°F (10–24°C) and 40–60% humidity. Fertilize it every 6 months during the growing season. It is reported as toxic to pets, so keep it out of reach of pets.

What Is the Allium vasilevskajae?

Allium vasilevskajae (Allium vasilevskajae) belongs to the Amaryllidaceae family within the Allium genus. Allium vasilevskajae is native to stony places and on screes in the upper montane zone, from elevations of 2,200–2,300 m.

Allium vasilevskajae displays an upright, clumping perennial growth habit, reaching up to 2 ft tall with a spread of approximately 0.5 ft. Allium vasilevskajae produces spherical clusters of small purple, white, or pink flowers.

Leaf size: approximately 12 inches.

How Often Should You Water a Allium vasilevskajae?

Allium vasilevskajae requires watering every 7–14 days. Allow the top layer of soil to dry between waterings to prevent root rot. Reduce watering frequency during winter when growth slows.

Watering Frequency

Every 7–14 days

Let soil partially dry between waterings

What Light Does the Allium vasilevskajae Need?

Allium vasilevskajae thrives in full sun to partial shade.

Light Requirement

Full sun to partial shade

What Temperature and Humidity Does the Allium vasilevskajae Prefer?

Allium vasilevskajae grows best at temperatures of 50–75°F. Allium vasilevskajae prefers humidity levels of 40–60%.

Temperature

50–75°F

Humidity

40–60%

What Soil Mix Works Best for a Allium vasilevskajae?

Well-draining sandy loam with added compost for nutrients. Good drainage is essential for Allium vasilevskajae to prevent waterlogging, which leads to root rot and fungal issues.

How Often Should You Fertilize a Allium vasilevskajae?

Feed Allium vasilevskajae every 6 months during the growing season (spring and summer) with a balanced fertilizer diluted to the strength on the label.

Pause feeding in autumn and winter, when growth slows, and never fertilize dry soil — water first.

Fertilizing

Every 6 months

During the growing season

The PlantoScan app can remind you when to water and when to fertilize each plant.

How Do You Repot a Allium vasilevskajae?

Divide and repot every 3-4 years in early spring. Choose a pot one size larger than the current container, and ensure it has drainage holes to allow excess water to escape.

How Do You Propagate a Allium vasilevskajae?

Allium vasilevskajae can be propagated through division of bulbs, offsets, seeds. Similar propagation techniques also apply to onion plant care, which shares the same genus.

Is the Allium vasilevskajae Toxic to Pets and Children?

Toxic (caution)

Reported as toxic in our plant data. Not verified by the ASPCA.

Toxic to dogs, cats, and horses if ingested

This is a general caution, not veterinary or medical advice. If your pet ate a plant, contact your vet or animal poison control.

See all plants toxic to cats and plants toxic to dogs.

What Pests and Diseases Affect the Allium vasilevskajae?

Allium vasilevskajae is susceptible to onion thrips, onion maggots. Inspect the foliage regularly, especially along leaf undersides and stems. Treat infestations promptly with insecticidal soap or neem oil to prevent spread.

Yellow leaves, brown tips or drooping? See common plant problems and how to fix them.

What USDA Hardiness Zone Does the Allium vasilevskajae Need?

Allium vasilevskajae grows outdoors in USDA Zone 12a. It survives winters down to planting zone 12a. Allium vasilevskajae is native to stony places and on screes in the upper montane zone, from elevations of 2,200–2,300 m. In cooler regions, grow Allium vasilevskajae as a houseplant or bring it indoors before the first frost.

Hardiness Zone

Zone 12a

Keep exploring plants

Allium vasilevskajae is one of many species covered in the complete plant care and identification guide, which groups plants by genus, attribute, and popularity.

It belongs to the Allium genus — compare its care with other Allium species on PlantoScan.

Allium is part of the Amaryllidaceae plant family — browse all Amaryllidaceae genera and species.

Allium vasilevskajae thrives in bright light and direct sun — see other bright-light plants.

More Allium Species

Other Allium species in PlantoScan's care catalogue share similar watering, light, and soil preferences:

Sources

  • Scientific name & taxonomy: Allium vasilevskajae Ogan., family Amaryllidaceae (first published in Willdenowia 30: 96 (2000)) — World Flora Online record, IPNI name record.
  • Pet toxicity: Allium vasilevskajae is reported as toxic to pets in our plant data (not verified by the ASPCA), so treat it with caution. Checked against the ASPCA plant list; any other toxicity note on this page comes from PlantoScan's plant database.
  • Hardiness zone: USDA Zone 12a, calculated from the plant's minimum temperature.
  • Care values(watering, light, temperature, humidity, soil, fertilizing): PlantoScan's plant database, filtered by automatic plausibility checks — values that fail them are hidden. How we source and check plant data.

Spotted a mistake? Email info@upvision.media with the page link — we check and correct reported errors.

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