Venus's Looking-glass Plant Care

Legousia hybrida Delarbre

Updated · Sources · How we source care data

Legousia hybrida is a species of annual herb in the family Campanulaceae (bellflowers). They have a self-supporting growth form.

🌼Perennials🌻Annuals
Water

Every 3–5 days

Light

Partial shade to full sun

Temp

50–75°F

Humidity

40–60%

At a glance

How do you care for Venus's Looking-glass?

Plant Venus's Looking-glass in partial shade to full sun (USDA zones 12a) and water a young shrub every 3–5 days until it is established. It tolerates temperatures of 50–75°F (10–24°C). Fertilize it every 6 months during the growing season.

What Is the Venus's Looking-glass?

Venus's Looking-glass (Legousia hybrida) belongs to the Campanulaceae family within the Legousia genus. Venus's Looking-glass is also known as Annual Venus's Looking-glass.

Venus's Looking-glass displays a low rosette, spreading growth habit, reaching up to 0.5 ft tall with a spread of approximately 1 ft. Venus's Looking-glass produces small, delicate bell-shaped flowers in shades of blue, pink, or white.

Leaf size: approximately 2 inches.

How Often Should You Water a Venus's Looking-glass?

Water a young or newly planted Venus's Looking-glass every 3–5 days, soaking the whole root zone, until it is established — usually one to two growing seasons. Established shrubs mainly need water during long dry spells. In a container, water whenever the top few centimetres of soil are dry.

Watering Frequency

Every 3–5 days

Until established; then in dry spells

What Light Does the Venus's Looking-glass Need?

Venus's Looking-glass thrives in partial shade to full sun.

Light Requirement

Partial shade to full sun

What Temperature and Humidity Does the Venus's Looking-glass Prefer?

Legousia hybrida tolerates temperatures of 50–75°F. Venus's Looking-glass prefers humidity levels of 40–60%.

Temperature

50–75°F

Humidity

40–60%

What Soil Mix Works Best for a Venus's Looking-glass?

Well-draining, loamy soil with added organic matter for moisture retention. Good drainage is essential for Venus's Looking-glass to prevent waterlogging, which leads to root rot and fungal issues.

How Often Should You Fertilize a Venus's Looking-glass?

Feed Venus's Looking-glass every 6 months during the growing season with a balanced, slow-release fertilizer at the rate on the label. Established shrubs in good soil often need little extra feeding, so let weak growth or pale foliage guide you.

Stop feeding by late summer so new growth can harden before winter.

Fertilizing

Every 6 months

During the growing season

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

Where Should You Plant a Venus's Looking-glass?

Choose a spot with partial shade to full sun and well-draining, loamy soil with added organic matter for moisture retention. Avoid low spots where water collects after rain.

Venus's Looking-glass is suited to USDA Zone 12a.

Plant container-grown or balled-and-burlapped shrubs in spring or early autumn, setting the root flare at soil level, and water well after planting.

How Far Apart Should You Plant a Venus's Looking-glass?

Venus's Looking-glass can spread to about 1 ft (0.3 m) and reach about 1 ft (0 m) tall. Space plants about 1 ft (0.3 m) apart so mature crowns don't crowd each other, and plant at least half that distance from buildings, fences and paths.

Planning a row or hedge? Try the plant spacing calculator.

How Do You Prune a Venus's Looking-glass?

Prune Venus's Looking-glass while it is dormant in late winter: first remove dead, damaged and crossing branches, then thin lightly for shape.

If it flowers in spring, prune right after flowering instead so you don't remove next year's buds. Never take off more than about a quarter of the shrub in one year.

How Do You Care for a Venus's Looking-glass in Winter?

Venus's Looking-glass is frost-tender (hardy to USDA zone 12). In colder areas grow it in a container and move it to a bright, frost-free place before the first frost.

How Do You Propagate a Venus's Looking-glass?

Venus's Looking-glass can be propagated through seeds, division of clumps. Similar propagation techniques also apply to venus's looking-glass plant care, which shares the same genus.

Is the Venus's Looking-glass Toxic to Pets and Children?

Pet safety not verified

The ASPCA does not list Venus's Looking-glass, so we can't confirm whether it is safe for cats and dogs. Keep pets from chewing it as a precaution.

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 Venus's Looking-glass?

Venus's Looking-glass is susceptible to aphids, slugs, snails. 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 Venus's Looking-glass Need?

Venus's Looking-glass grows outdoors in USDA Zone 12a. It survives winters down to planting zone 12a. In cooler regions, grow Venus's Looking-glass as a houseplant or bring it indoors before the first frost.

Hardiness Zone

Zone 12a

Keep exploring plants

Venus's Looking-glass 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 Legousia genus — compare its care with other Legousia species on PlantoScan.

Legousia is part of the Campanulaceae plant family — browse all Campanulaceae genera and species.

Venus's Looking-glass thrives in bright light and direct sun — see other bright-light plants.

Related Plant Care Guides

Closely related plants with similar care requirements:

Sources

  • Scientific name & taxonomy: Legousia hybrida Delarbre, family Campanulaceae (first published in Fl. Auvergne , ed. 2: 47 (1800)) — World Flora Online record, IPNI name record.
  • Pet toxicity: Pet safety not verified: the ASPCA does not list Venus's Looking-glass, so we can't confirm whether it is safe for cats and dogs. 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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