Thunbergia grandiflora

Also Known As

Thunbergia 'Sky Blue'
Bengal Clock Vine
Blue Sky Vine
Blue Trumpet Vine
Sky Flower
Sky Vine

Plant type

perennial, vine

size

H: 18'-25'
W: 2'-25'

planting zones

8b-11

More Options

Thunbergia grandiflora plant details

Thunbergia grandiflora is a fast-growing broadleaf evergreen perennial vine with blue foliage. In fall, spring and summer blue flowers emerge. Features fuzzy texture. Grows well with sun - mostly shade and even moisture - regular water. Does well in average, rich and well-drained soil. A good option if you're seeking something heat tolerant.

CHARACTERISTICS OF Thunbergia grandiflora

Plant type: perennial vine
Plant family: acanthaceae
Foliage: evergreen blue
Mature size: 2 FT - 25 FT - wide, 18 FT - 25 FT - tall
Flowers: blue blooms in fall, spring and summer
Uses: trellis

GROWING CONDITIONS for Thunbergia grandiflora

USDA Zones: 8b - 11
Sun exposure: sun - mostly shade
Watering frequency: even moisture - regular
Resistant to: heat
Soil needs: average, rich and well-drained

Nursery contributed plant descriptions

Warm up the winter days with a Mediterranean visitor! Frequently seen on the Cote D'Azur, this reliable flowering vine is at home on either side of the Atlantic. With a nine-month floral display that starts in fall, it's destined to be a cherished gift. This robust twining climber displays exquisite blue flowers with a contrasting yellow throat. Thunbergia grandiflora is commonly known as the Blue Skyflower. You'll recognize the flower color as being that of an absolutely flawless spring sky. Grow in full sun.

By: Logee's Plants for Home & Garden

Blue Sky Flower or Blue Trumpet Vine, it is a vigorous twinging vine with 3" sky blue trumpet like flowers in drooping clusters. The flower style resembles a morning glory. Leathery leaves are elongated and heart shaped. It is native to India and hardy in zones 8-11, Likes sun to pt. shade and can grow to 15'. Grown and shipped in 4" Pots

By: Accents for Home and Garden

3" purplish-blue trumpet-like blooms with a white to light yellow throat are born in spring and summer. A vigorous and hardy perennial vine.

By: Almost Eden

Thunbergia grandiflora has clusters of 3 inch sky blue flowers all summer and is vigorous even in shade. A native of India, the flowers and foliage make great cuts for arranging. Grow with plenty of moisture and fertilizer during the summer. Prune as desired.