Angelonia Plant (Angelonia Angustifolia) Profile

Written by Maggie

Oct 28 2021

Angelonia Plant (Angelonia Angustifolia) Profile

Angelonia (Angelonia angustifolia) is a perennial herbaceous plant of the family Angelonia, originally from South America. It is also known as summer snapdragon. It is a new variety of summer flowers.

Angelonia has rich and gorgeous colors, white, red, pink, pink-purple, blue-purple and other colors, the characteristics of long flowering, flowers are small, but the color is quietly elegant, a large number of flowers, and constantly blooming, long ornamental period, and do not leave residual flowers. angelonia is easy to maintain, salt and alkali resistance, high temperature and high humidity climate also have strong adaptability, maintenance is very easy, is an excellent grass variety.

Angelonia is usually cultivated as an annual, pot plant height of 25--35cm, ground plant height of 40--60cm, crown width of 30-- 35cm. Strongly branched, compact, and plump.

Angelonia Picture


Angelonia Info

Botanical Name Angelonia angustifolia
Common Names Angelonia; summer snapdragon
Plant Type Tender perennial
Sun Full sun
Hardiness Zones USDA growing zones 9–11
Flower color White, pink, purple
Native Area Mexico and the West Indies
Mature size 18 inches

Characteristics of Angelonia

Angelonia is a perennial herb, plant height 40~60cm, all glandular hair. Leaves are opposite or distally alternate, sessile, lanceolate or striate-lanceolate, with sparse teeth, pointed and curved toward the tip of the leaves, flowers solitary in axils, petals labial, upper four-lobed, pedicels slender.

Angelonia plants are 30-70cm in height, with lip-shaped petals and four-lobed upper petals. They bloom all year-round and bloom most in spring, summer and autumn. The flowers are purple, light purple, pink-purple, white and so on. Capsule, small seed, rarely fruits.

Habits of Angelonia

Angelonia likes warm, high temperature resistant, not cold-resistant, strong adaptability to air humidity, light-loving, loose, fertile and well-drained soil.

How to Propagate Angelonia

The method of Angelonia propagation is sowing or intercropping, with a high survival rate, and spring to autumn is the suitable period. The Angelonia likes high temperature and wet, the cultivation place is best to accept the full sunshine is better, the micro shade place, the cultivation soil is not limited, the drainage is good.

Seed propagation pelletized seeds, 1000s/g.

How to Care for Angelonia

Angelonia Lighting Requirments

Give your angelonia plants a full day of sun to provide the energy plants need to bloom continuously. Plants that don't get at least six hours of direct sunlight will get leggy and will have sparse blooms.

Angelonia Soil Care

Angelonia plants are tolerant of a wide variety of soils, but a soil rich in organic matter will reduce watering and fertilizing chores. Plants need good drainage to prevent root rot, so if you have heavy clay consider growing angelonia in raised beds or containers.

Angelonia Watering

Angelonia plants are tough and will keep on blooming through periods of drought. Water when the top of the soil feels dry. Additional moisture is fine if the plants have good drainage.

Angelonia Temperature & Humidity

Angelonia plants love hot summer weather and high humidity. They thrive in the deep South when sultry conditions dominate. Angelonia plants also fare well in the Southwest, with a little extra watering.

Angelonia Fertilizer

Fertilize your angelonia plants monthly, as they are light feeders and too much fertilizer will cause an overgrowth of foliage at the expense of flowers. You can also choose a balanced flower fertilizer with a timed-release mix of a 10-5-10 or 12-12-12 fertilizer at planting time, which will eliminate the need to fertilize again.

Angelonia Pruning

Unlike many annuals, angelonia plants don't require deadheading to promote blooming. However, cutting the plants back promotes bushier growth.


Species of Angelonia

Angelonia peanut axils, gradually open from the bottom to the top, petals lipped, the upper four-lobed; There are strong purple, light purple, pink, white, and two colors. The Banna Botanical Garden preserves two of these species.

Distribution of Angelonia

Angelonia originated in South America, Angelonia is cultivated in Guangdong, Hainan and other places in China. Now, the new varieties that are cultivated in the West in recent years are cultivated.

Because of its good ornamental performance and high temperature and humidity resistance, Angelonia has broad application prospects in hot areas.

Uses of Angelonia

Ornamental value

Although angelonia flowers are small, they are small in shape, elegant in color, large in quantity, continuous in blossom and long in ornamental period. Moreover, Angelonia has strong adaptability to hot and high-temperature climates. As one of the excellent grass and flower varieties, Angelonia can be planted on the ground, in a pot or in container combination.

Potted role

Angelonia can be used as flower beds and terraces, and because of its resistance to moisture, it is also cultivated as an aquatic plant.

A hydroponic ornamental

In addition to the land culture of pot and ground, Angelonia can also adapt to the aquatic culture. It was introduced and planted in shallow water in Xishuangbanna Tropical Botanical Garden in 2003 and has grown well. After several years of large-scale application in Xiamen, the effect is remarkable. Due to its good ornamental quality and high temperature and humidity resistance, Angelonia is also widely used as the flower variety for the Beijing Olympic Games.

Daily tea

Angelonia can also be used as a tea and is usually used to add color to the tea.


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