Congea tomentosa
Encyclopedia
Congea tomentosa is a large tropical evergreen
vine
, commonly referred to as Wooly Congea, Shower Orchid, or Shower of Orchid. (Despite the name, it is not related to orchids at all). It is called lluvia de orquideas or terciopelo in Spanish
, krua on in Thai
, and rong bao teng in Chinese
. Native to Myanmar
and Thailand
, it can be found elsewhere in South Asia
, including Laos
, Vietnam
, Malaysia (Kedah
), China
(Yunnan
), Bangladesh
, and India
(Assam
, Manipur
, Tamil Nadu
, and West Bengal
). Its native habitat is mixed forests 600-1200 meters above sea level
.
This tropical vine has been naturalized elsewhere, including the islands of the Caribbean
, southern Florida
, and southern California
. In the United States
, Wooly Congea can be grown outdoors in USDA zones
10 and 11. It does not tolerate frost.
The plant can grow to 3-5 meters (10–16 feet) in cultivation and even larger in its native state. The stems, leaves and bracts are covered with fine, downy hairs. The leaves are light green
in color, 6-8 inches (15.2-20.3 centimeters) long, and quite attractive. They are evergreen with prominent veins and are arranged in opposite pairs. The actual flowers are tiny and inconspicuous, but they are borne in the center of three showy white
or violet
1 inch (2.5 centimeter) long bracts that look like velvety propellers. Wooly Congea blooms in late winter to spring. From late winter to spring it produces sprays of white flowers backed by bracts. The bracts gradually change through pink
, lavender
, and finally gray over the course of several weeks.
or conservatory. One should use a soil-based potting compost, provide maximum light but shade from direct sun, provide supports for the stems, and prune after flowering to contain the plant. Outdoors, it should be grown in moisture-retentive, fertile soil in full sun. It can be propagated from seed or semi-ripe cuttings and provided with bottom heat for both. Wooly Congea is easy to grow in almost any soil type. It should be watered regularly.
Evergreen
In botany, an evergreen plant is a plant that has leaves in all seasons. This contrasts with deciduous plants, which completely lose their foliage during the winter or dry season.There are many different kinds of evergreen plants, both trees and shrubs...
vine
Vine
A vine in the narrowest sense is the grapevine , but more generally it can refer to any plant with a growth habit of trailing or scandent, that is to say climbing, stems or runners...
, commonly referred to as Wooly Congea, Shower Orchid, or Shower of Orchid. (Despite the name, it is not related to orchids at all). It is called lluvia de orquideas or terciopelo in Spanish
Spanish language
Spanish , also known as Castilian , is a Romance language in the Ibero-Romance group that evolved from several languages and dialects in central-northern Iberia around the 9th century and gradually spread with the expansion of the Kingdom of Castile into central and southern Iberia during the...
, krua on in Thai
Thai language
Thai , also known as Central Thai and Siamese, is the national and official language of Thailand and the native language of the Thai people, Thailand's dominant ethnic group. Thai is a member of the Tai group of the Tai–Kadai language family. Historical linguists have been unable to definitively...
, and rong bao teng in Chinese
Chinese language
The Chinese language is a language or language family consisting of varieties which are mutually intelligible to varying degrees. Originally the indigenous languages spoken by the Han Chinese in China, it forms one of the branches of Sino-Tibetan family of languages...
. Native to Myanmar
Myanmar
Burma , officially the Republic of the Union of Myanmar , is a country in Southeast Asia. Burma is bordered by China on the northeast, Laos on the east, Thailand on the southeast, Bangladesh on the west, India on the northwest, the Bay of Bengal to the southwest, and the Andaman Sea on the south....
and Thailand
Thailand
Thailand , officially the Kingdom of Thailand , formerly known as Siam , is a country located at the centre of the Indochina peninsula and Southeast Asia. It is bordered to the north by Burma and Laos, to the east by Laos and Cambodia, to the south by the Gulf of Thailand and Malaysia, and to the...
, it can be found elsewhere in South Asia
Asia
Asia is the world's largest and most populous continent, located primarily in the eastern and northern hemispheres. It covers 8.7% of the Earth's total surface area and with approximately 3.879 billion people, it hosts 60% of the world's current human population...
, including Laos
Laos
Laos Lao: ສາທາລະນະລັດ ປະຊາທິປະໄຕ ປະຊາຊົນລາວ Sathalanalat Paxathipatai Paxaxon Lao, officially the Lao People's Democratic Republic, is a landlocked country in Southeast Asia, bordered by Burma and China to the northwest, Vietnam to the east, Cambodia to the south and Thailand to the west...
, Vietnam
Vietnam
Vietnam – sometimes spelled Viet Nam , officially the Socialist Republic of Vietnam – is the easternmost country on the Indochina Peninsula in Southeast Asia. It is bordered by China to the north, Laos to the northwest, Cambodia to the southwest, and the South China Sea –...
, Malaysia (Kedah
Kedah
Kedah is a state of Malaysia, located in the northwestern part of Peninsular Malaysia. The state covers a total area of over 9,000 km², and it consists of the mainland and Langkawi. The mainland has a relatively flat terrain, which is used to grow rice...
), China
China
Chinese civilization may refer to:* China for more general discussion of the country.* Chinese culture* Greater China, the transnational community of ethnic Chinese.* History of China* Sinosphere, the area historically affected by Chinese culture...
(Yunnan
Yunnan
Yunnan is a province of the People's Republic of China, located in the far southwest of the country spanning approximately and with a population of 45.7 million . The capital of the province is Kunming. The province borders Burma, Laos, and Vietnam.Yunnan is situated in a mountainous area, with...
), Bangladesh
Bangladesh
Bangladesh , officially the People's Republic of Bangladesh is a sovereign state located in South Asia. It is bordered by India on all sides except for a small border with Burma to the far southeast and by the Bay of Bengal to the south...
, and India
India
India , officially the Republic of India , is a country in South Asia. It is the seventh-largest country by geographical area, the second-most populous country with over 1.2 billion people, and the most populous democracy in the world...
(Assam
Assam
Assam , also, rarely, Assam Valley and formerly the Assam Province , is a northeastern state of India and is one of the most culturally and geographically distinct regions of the country...
, Manipur
Manipur
Manipur is a state in northeastern India, with the city of Imphal as its capital. Manipur is bounded by the Indian states of Nagaland to the north, Mizoram to the south and Assam to the west; it also borders Burma to the east. It covers an area of...
, Tamil Nadu
Tamil Nadu
Tamil Nadu is one of the 28 states of India. Its capital and largest city is Chennai. Tamil Nadu lies in the southernmost part of the Indian Peninsula and is bordered by the union territory of Pondicherry, and the states of Kerala, Karnataka, and Andhra Pradesh...
, and West Bengal
West Bengal
West Bengal is a state in the eastern region of India and is the nation's fourth-most populous. It is also the seventh-most populous sub-national entity in the world, with over 91 million inhabitants. A major agricultural producer, West Bengal is the sixth-largest contributor to India's GDP...
). Its native habitat is mixed forests 600-1200 meters above sea level
Sea level
Mean sea level is a measure of the average height of the ocean's surface ; used as a standard in reckoning land elevation...
.
This tropical vine has been naturalized elsewhere, including the islands of the Caribbean
Caribbean
The Caribbean is a crescent-shaped group of islands more than 2,000 miles long separating the Gulf of Mexico and the Caribbean Sea, to the west and south, from the Atlantic Ocean, to the east and north...
, southern Florida
Florida
Florida is a state in the southeastern United States, located on the nation's Atlantic and Gulf coasts. It is bordered to the west by the Gulf of Mexico, to the north by Alabama and Georgia and to the east by the Atlantic Ocean. With a population of 18,801,310 as measured by the 2010 census, it...
, and southern California
California
California is a state located on the West Coast of the United States. It is by far the most populous U.S. state, and the third-largest by land area...
. In the United States
United States
The United States of America is a federal constitutional republic comprising fifty states and a federal district...
, Wooly Congea can be grown outdoors in USDA zones
Hardiness zone
A hardiness zone is a geographically defined area in which a specific category of plant life is capable of growing, as defined by climatic conditions, including its ability to withstand the minimum temperatures of the zone...
10 and 11. It does not tolerate frost.
The plant can grow to 3-5 meters (10–16 feet) in cultivation and even larger in its native state. The stems, leaves and bracts are covered with fine, downy hairs. The leaves are light green
Green
Green is a color, the perception of which is evoked by light having a spectrum dominated by energy with a wavelength of roughly 520–570 nanometres. In the subtractive color system, it is not a primary color, but is created out of a mixture of yellow and blue, or yellow and cyan; it is considered...
in color, 6-8 inches (15.2-20.3 centimeters) long, and quite attractive. They are evergreen with prominent veins and are arranged in opposite pairs. The actual flowers are tiny and inconspicuous, but they are borne in the center of three showy white
White
White is a color, the perception of which is evoked by light that stimulates all three types of color sensitive cone cells in the human eye in nearly equal amounts and with high brightness compared to the surroundings. A white visual stimulation will be void of hue and grayness.White light can be...
or violet
Violet (color)
As the name of a color, violet is synonymous with a bluish purple, when the word "purple" is used in the common English language sense of any color between blue and red, not including either blue or red...
1 inch (2.5 centimeter) long bracts that look like velvety propellers. Wooly Congea blooms in late winter to spring. From late winter to spring it produces sprays of white flowers backed by bracts. The bracts gradually change through pink
Pink
Pink is a mixture of red and white. Commonly used for Valentine's Day and Easter, pink is sometimes referred to as "the color of love." The use of the word for the color known today as pink was first recorded in the late 17th century....
, lavender
Lavender (color)
Lavender is a pale tint of violet. It applies particularly to the color of the flower of the same name. The web color called lavender is displayed at right—it matches the color of the very palest part of the lavender flower; however, the more saturated color shown below as floral lavender more...
, and finally gray over the course of several weeks.
Cultivation
It can be grown as a trailing or climbing vine, or pruned as a shrub. In frost-prone climates, it is grown in a warm greenhouseGreenhouse
A greenhouse is a building in which plants are grown. These structures range in size from small sheds to very large buildings...
or conservatory. One should use a soil-based potting compost, provide maximum light but shade from direct sun, provide supports for the stems, and prune after flowering to contain the plant. Outdoors, it should be grown in moisture-retentive, fertile soil in full sun. It can be propagated from seed or semi-ripe cuttings and provided with bottom heat for both. Wooly Congea is easy to grow in almost any soil type. It should be watered regularly.