Bush clockvine - Thunbergia erecta (Care, Characteristics, Flower, Images)

Bush clockvine

Also known as: Potato bush

This tropical, evergreen shrub grows erect and blooms with bold dark blue or purple flowers through both summer and autumn, making it a lovely choice for hedges, borders, and walls. Though bush clockvine most commonly grows as a bush, it can be 'trained' to grow like a vine (as implied by the name).

Scientific classification

Species

Bush clockvine (Thunbergia erecta)

Mints plantains olives and allies

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Perennial

Lifespan

Vine, Shrub

Plant Type

Spring, Summer, Early fall

Bloom Time

Fall

Harvest Time

2.5 m

Plant Height

1.5 m to 2.5 m

Spread

Green

Leaf Color

2.5 cm to 5 cm

Flower Size

Brown

Fruit Color

Purple, Blue

Flower Color

Images of Bush clockvine

Distribution of Bush clockvine

Distribution Map

Bush clockvine is a plant that is native to regions of West, Central, and East Africa. It has however, made its way to various parts of the world, being introduced across continents such as Asia, Oceania, and the Americas, where it is now cultivated. The plant’s ability to adapt to different climates has facilitated its spread beyond its African origin.

Native

Cultivated

Invasive

Introduced

No species reported

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Habitat

Open areas

Hemisphere Trend Curve

Northern

Sorthern

Flowering

Fruiting

Culture

Interesting Facts

This bushy low-growing shrub is from the tropical areas of Africa. It features prolific richly colored purple blooms. It is a perennial in frost-free areas but can be overwintered in a greenhouse. This shrub makes a nice border or hedgerow because of its dense foliage and beautiful blooms.

Name Story

Bush clockvine: Bush clockvine is also known as Thunbergia erecta. Clockvines typically are so named because they grow in a clockwise manner around fence posts or trellises. However, the bush version of this species grows in a sprawling, rather than vining manner. The genus name, Thunbergia, is in honor of the Sweish botanist, Karl Thunberg who lived from 1743 to 1828.

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Care Guide for Bush clockvine

Every 1-2 weeks

Water

Full sun

Sunlight

10 - 32 ℃

Ideal Temperature

Garden Soil

Soil Type

Water: Bush clockvine, native to tropical West Africa, thrives in high humidity and consistent moisture. Water every 1-2 weeks, ensuring soil moisture without waterlogging. This evergreen plant requires careful watering during the growing season to maintain its lush foliage.

Fertilize: Fertilize bush clockvine bi-monthly with balanced, water-soluble fertilizers to promote growth and blooms, reducing frequency in winter. Apply in morning or evening, with pre- and post-watering to aid nutrient distribution. Novices should follow label instructions, while experienced gardeners can adjust based on plant response.

Pruning: Bush clockvine is a bushy perennial with blue-violet flowers. Prune in early spring by removing damaged stems and shaping to promote growth, air circulation, and light penetration. Regular pruning controls size and maintains form for a vibrant display throughout the growing season.

Propagation: Bush clockvine, from the Acanthaceae family, propagates effectively via healthy semi-wooden cuttings with multiple leaf nodes. Use sharp tools for clean cuts, plant in well-draining medium, and maintain humidity for root formation. Monitor moisture carefully to avoid overwatering and potential rot.

Repotting: Bush clockvine thrives with excellent drainage in pots, essential for healthy growth. Proper drainage prevents waterlogging, promoting strong root development and overall plant vitality.

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