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Ruellia
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Ruellia brittoniana · Acanthaceae

Ruellia

✅ Pet-friendlyPerennial life cycle, with active growth in spring and summer.30 to 61 cm
Full sunMedium, allows to dry slightly between wateringsEasySensitive to frost, protect in temperatures below 5 degrees Celsius.

Description & origin

Ruellia brittoniana is a popular ornamental plant known for its vibrant flowers. It is an easy-care species, ideal for gardens and balconies.

Size

Can reach up to 60 cm in height, with a similar width.

Foliage

Dark green, oval, opposite leaves that give a tropical appearance.

Flowering

Blooms mainly in spring and summer but may have intermittent flowering throughout the year.

Detailed care

Light

Prefers direct sunlight but tolerates partial shade.

Soil

Well-drained soil rich in organic matter.

Watering

Water moderately, allowing the soil to dry slightly between waterings.

Temperature

Prefers temperatures between 15 and 25 degrees Celsius.

Fertilising

Fertilize every 4 to 6 weeks during the growing season.

Repotting

Transplant every 1 to 2 years when roots fill the pot.

Pruning

Light pruning after flowering to maintain shape and encourage growth.

Propagation

Easily propagated by cuttings or seeds.

Common problems

Aphid infestations

Aphids can infest the leaves, causing deformities.

Fungal diseases

Excess moisture can lead to fungal development.

Yellowing leaves

May indicate overwatering or lack of nutrients.

Uses & curiosities

In the garden

  • Ideal for borders and flower beds
  • Attracts pollinators to the garden
  • Can be grown in decorative pots

Other uses

Great for indoors with natural light

Did you know…

The flowers of Ruellia attract pollinators like bees and butterflies. This plant can bloom year-round in suitable climates.