Carolina wild petunia (Ruellia caroliniensis)

Carolina wild petunia

Carolina wild petunia (Ruellia caroliniensis) is a wild flowering petunia species native to the southeastern United States like South Carolina, Florida, Alabama, and Louisiana. It is planted ornamentally for its attractive flowers.

Scientific classification

Species

Carolina wild petunia (Ruellia caroliniensis)

Mints plantains olives and allies

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Perennial

Lifespan

Herb

Plant Type

All year round

Bloom Time

2.5 cm to 5 cm

Flower Size

Brown, Green, Yellow

Fruit Color

Blue, Purple, White, Lavender, Violet

Flower Color

Green

Stem Color

Winter dormancy

Dormancy

Evergreen

Leaf type

15 - 38 ℃

Ideal Temperature

Spring, Summer, Fall

Growth Season

Images of Carolina wild petunia

Distribution of Carolina wild petunia

Distribution Map

Carolina wild petunia is native to the southeastern region of North America, where it thrives in its natural habitats. Over time, it has spread to other temperate regions, adapting to various environments outside its original range. The plant has managed to establish itself in parts of the New World, demonstrating its versatile nature in diverse ecosystems.

Native

Cultivated

Invasive

Introduced

No species reported

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Habitat

Dry woods, sandy fields, rock crevasses

Hemisphere Trend Curve

Northern

Sorthern

Culture

Symbolism

Resentment, Anger, Your presence soothes me.

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Quickly Identify Carolina wild petunia

Light purple flowers with slender corolla tube and five lobes (1-2 inches; 2.5-5 cm) in axillary clusters.

Hard capsule fruit, oblong, brownish to blackish, splits open to release seeds (0.2 inches; 5 mm).

Rich green, oval leaves (2-4 inches; 5-10 cm long, 0.5-1.5 inches; 1.3-3.8 cm wide) with prominent venation.

Modestly thick stems (0.2-0.4 inches; 0.5-1 cm) with fine hairs, green to light brown.

Perennial herb, 2-3 feet (60-91 cm) tall, unbranched, prolonged blooming period across spring, summer, fall.

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Care Guide for Carolina wild petunia

Twice per week

Water

Partial sun

Sunlight

15 - 38 ℃

Ideal Temperature

Garden Soil

Soil Type

Water: Carolina wild petunia thrives in humid environments and requires consistent moisture, preferring regular hydration without waterlogging. Watering twice a week is ideal, and it benefits from soil that mimics natural wet-dry cycles. Proper drainage is crucial for its lush foliage.

Fertilize: Carolina wild petunia thrives with balanced nutrition fertilizers featuring a 10-10-10 N-P-K ratio. Fertilize monthly during the growing season and bi-monthly in fall, using half strength. Adjust frequency seasonally, and take precautions when applying to avoid nutrient burn and leaf contact.

Pruning: Carolina wild petunia, featuring blue-lavender flowers, benefits from proper pruning techniques, such as removing dead stems to encourage healthier growth. Prune from early to late spring to enhance flowering and prevent legginess, while avoiding excessive cuts to minimize stress, promoting a fuller appearance.

Propagation: Carolina wild petunia propagation is best achieved via cuttings, requiring healthy non-woody stems treated with rooting hormones. Use a well-draining medium like perlite and peat, and maintain consistent moisture and warmth, balancing hydration and ventilation for successful root establishment.

Repotting: Spring is ideal for repotting carolina wild petunia, a bushy perennial. Every 2-3 years, select a larger container to support its growth. After repotting, provide adequate sunlight and prevent waterlogging. Carolina wild petunia is resilient and requires minimal post-care, making it an easy addition to your collection.

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Images of Carolina wild petunia

Distribution of Carolina wild petunia

Culture

Quickly Identify Carolina wild petunia

Care Guide for Carolina wild petunia

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Common Pests & Diseases