''Agapanthus praecox'' (common agapanthus, blue lily, African lily, or lily of the Nile) is a popular garden plant around the world, especially in

Mediterranean climate A Mediterranean climate ( ), also called a dry summer climate, described by Köppen and Trewartha as ''Cs'', is a temperate climate type that occurs in the lower mid-latitudes (normally 30 to 44 north and south latitude). Such climates typic ...

s. It is native to the

Kwa-Zulu Natal KwaZulu-Natal (, also referred to as KZN) is a Provinces of South Africa, province of South Africa that was created in 1994 when the government merged the Zulu people, Zulu bantustan of KwaZulu ("Place of the Zulu" in Zulu language, Zulu) and ...

and

Western Cape The Western Cape ( ; , ) is a provinces of South Africa, province of South Africa, situated on the south-western coast of the country. It is the List of South African provinces by area, fourth largest of the nine provinces with an area of , an ...

provinces of

South Africa South Africa, officially the Republic of South Africa (RSA), is the Southern Africa, southernmost country in Africa. Its Provinces of South Africa, nine provinces are bounded to the south by of coastline that stretches along the Atlantic O ...

. Local names include ''agapant'', ''bloulelie'', ''isicakathi'' and ''ubani''. Most of the cultivated plants of the genus ''

Agapanthus ''Agapanthus'' () is a genus of plants, the only one in the subfamily Agapanthoideae of the family Amaryllidaceae. The family is in the monocot order Asparagales. The name is derived . Some species of ''Agapanthus'' are commonly known as lily o ...

'' are hybrids or cultivars of this species. It is divided into three subspecies: subsp.''praecox'', subsp. ''orientalis'' and subsp. ''minimus.''

Description

''Agapanthus praecox'' is a variable species with open-faced flowers. It is a

perennial plant In horticulture, the term perennial (''wikt:per-#Prefix, per-'' + ''wikt:-ennial#Suffix, -ennial'', "through the year") is used to differentiate a plant from shorter-lived annual plant, annuals and biennial plant, biennials. It has thus been d ...

that can live for up to 75 years. Its evergreen leaves are 2 cm wide and 50 cm long. Its

inflorescence In botany, an inflorescence is a group or cluster of flowers arranged on a plant's Plant stem, stem that is composed of a main branch or a system of branches. An inflorescence is categorized on the basis of the arrangement of flowers on a mai ...

is an

umbel UMBEL (Upper Mapping and Binding Exchange Layer) is a logically organized knowledge graph of 34,000 concepts and entity types that can be used in information science for relating information from disparate sources to one another. It was retired ...

. The flowers are blue, purple or white and bloom from late spring to summer, followed by capsules filled with black seeds. Its flowering stem reaches one meter high. Its roots are very powerful and can break concrete.

Subspecies

;''Agapanthus praecox'' subsp. ''praecox'' This subspecies occurs in the

Eastern Cape The Eastern Cape ( ; ) is one of the nine provinces of South Africa. Its capital is Bhisho, and its largest city is Gqeberha (Port Elizabeth). Due to its climate and nineteenth-century towns, it is a common location for tourists. It is also kno ...

province of

. It usually grows to between 0.8 and 1 metre tall and has 10 to 11 leathery leaves. The blue flowers appear from December to February. These have

perianth The perianth (perigonium, perigon or perigone in monocots) is the non-reproductive part of the flower. It is a structure that forms an envelope surrounding the sexual organs, consisting of the calyx (sepals) and the corolla (petals) or tepal ...

segments which are greater than 50 mm in length. ;''Agapanthus praecox'' subsp. ''orientalis'' This subspecies occurs in the Eastern Cape and southern

KwaZulu-Natal KwaZulu-Natal (, also referred to as KZN) is a Provinces of South Africa, province of South Africa that was created in 1994 when the government merged the Zulu people, Zulu bantustan of KwaZulu ("Place of the Zulu" in Zulu language, Zulu) and ...

. Although it is about the same height as subsp. ''praecox'', it has up to 20 poisonous, strap-like leaves per plant which are arching and are not leathery. These range in length from 20 to 70 cm and are 3 to 5 cm wide. Flower colour ranges from blue to white. Shiny black seeds are produced in three-sided capsules. These have

segments which are less than 50 mm in length. ;''Agapanthus praecox'' subsp. ''minimus'' Occurring in the southeastern

and Eastern Cape, this subspecies is the smallest, ranging in height from 300 to 600 mm. It has a longer flowering season, from November to March. Flower colour includes white and various shades of blue.

Cultivation

The plant prefers a well-drained soil, but supports a poor soil. Exposure to full sun is preferable, but it supports partial shade. It has low tolerance to being moved. It can be multiplied by sowing (flowering under 3 to 4 years) or division. It tolerates

drought A drought is a period of drier-than-normal conditions.Douville, H., K. Raghavan, J. Renwick, R.P. Allan, P.A. Arias, M. Barlow, R. Cerezo-Mota, A. Cherchi, T.Y. Gan, J. Gergis, D. Jiang, A. Khan, W. Pokam Mba, D. Rosenfeld, J. Tierney, ...

once well installed, but watering is preferable in case of long dry periods. It overwinters as a stump and therefore completely disappears during the cold months. Contrary to popular belief, this species can withstand wind, frost and cold up to −15 °C provided that the strains are protected for the first two years with

mulching A mulch is a layer of material applied to the surface of soil. Reasons for applying mulch include conservation of soil moisture, improving fertility and health of the soil, reducing weed growth, and enhancing the visual appeal of the area. A m ...

. Young shoots need to be protected from

slugs Slug, or land slug, is a common name for any apparently shell-less terrestrial gastropod mollusc. The word ''slug'' is also often used as part of the common name of any gastropod mollusc that has no shell, a very reduced shell, or only a sma ...

and

snails A snail is a shelled gastropod. The name is most often applied to land snails, terrestrial molluscs, terrestrial pulmonate gastropod molluscs. However, the common name ''snail'' is also used for most of the members of the molluscan class Gas ...

. A contribution of 2 or 3 handfuls of

wood ash Wood ash is the powder (substance), powdery residue remaining after the combustion of wood, such as burning wood in a fireplace, bonfire, or an industrial power plant. It is largely composed of calcium compounds, along with other non-combustible ...

around the stump in the spring may keep the

gastropod Gastropods (), commonly known as slugs and snails, belong to a large Taxonomy (biology), taxonomic class of invertebrates within the phylum Mollusca called Gastropoda (). This class comprises snails and slugs from saltwater, freshwater, and fro ...

s away and make a good contribution of

potash Potash ( ) includes various mined and manufactured salts that contain potassium in water- soluble form.

Naturalisation

The species is naturalised in

Australia Australia, officially the Commonwealth of Australia, is a country comprising mainland Australia, the mainland of the Australia (continent), Australian continent, the island of Tasmania and list of islands of Australia, numerous smaller isl ...

New Zealand New Zealand () is an island country in the southwestern Pacific Ocean. It consists of two main landmasses—the North Island () and the South Island ()—and List of islands of New Zealand, over 600 smaller islands. It is the List of isla ...

and the

Isles of Scilly The Isles of Scilly ( ; ) are a small archipelago off the southwestern tip of Cornwall, England. One of the islands, St Agnes, Isles of Scilly, St Agnes, is over farther south than the most southerly point of the Great Britain, British mainla ...

. It is reportedly naturalised in

Madeira Madeira ( ; ), officially the Autonomous Region of Madeira (), is an autonomous Regions of Portugal, autonomous region of Portugal. It is an archipelago situated in the North Atlantic Ocean, in the region of Macaronesia, just under north of ...

, the

Canary Islands The Canary Islands (; ) or Canaries are an archipelago in the Atlantic Ocean and the southernmost Autonomous communities of Spain, Autonomous Community of Spain. They are located in the northwest of Africa, with the closest point to the cont ...

Eritrea Eritrea, officially the State of Eritrea, is a country in the Horn of Africa region of East Africa, with its capital and largest city being Asmara. It is bordered by Ethiopia in the Eritrea–Ethiopia border, south, Sudan in the west, and Dj ...

Ethiopia Ethiopia, officially the Federal Democratic Republic of Ethiopia, is a landlocked country located in the Horn of Africa region of East Africa. It shares borders with Eritrea to the north, Djibouti to the northeast, Somalia to the east, Ken ...

St. Helena Saint Helena (, ) is one of the three constituent parts of Saint Helena, Ascension and Tristan da Cunha, a remote British overseas territory. Saint Helena is a volcanic and tropical island, located in the South Atlantic Ocean, some 1,874 km ...

Jersey Jersey ( ; ), officially the Bailiwick of Jersey, is an autonomous and self-governing island territory of the British Islands. Although as a British Crown Dependency it is not a sovereign state, it has its own distinguishing civil and gov ...

Norfolk Island Norfolk Island ( , ; ) is an States and territories of Australia, external territory of Australia located in the Pacific Ocean between New Zealand and New Caledonia, directly east of Australia's Evans Head, New South Wales, Evans Head and a ...

Mexico Mexico, officially the United Mexican States, is a country in North America. It is the northernmost country in Latin America, and borders the United States to the north, and Guatemala and Belize to the southeast; while having maritime boundar ...

Honduras Honduras, officially the Republic of Honduras, is a country in Central America. It is bordered to the west by Guatemala, to the southwest by El Salvador, to the southeast by Nicaragua, to the south by the Pacific Ocean at the Gulf of Fonseca, ...

Costa Rica Costa Rica, officially the Republic of Costa Rica, is a country in Central America. It borders Nicaragua to the north, the Caribbean Sea to the northeast, Panama to the southeast, and the Pacific Ocean to the southwest, as well as Maritime bo ...

and

Tristan da Cunha Tristan da Cunha (), colloquially Tristan, is a remote group of volcano, volcanic islands in the South Atlantic Ocean. It is one of three constituent parts of the British Overseas Territories, British Overseas Territory of Saint Helena, Ascensi ...

. ''Agapanthus praecox'' subsp. ''orientalis'' is highly regarded for being tough in sun and heat, long-flowering, and is a favourite for many councils in Australia for the landscaping of roads and other public areas which do not get watered. The plant is still widely planted but in some areas it is considered a weed, and planting has been discontinued, although it is not generally regarded as highly invasive.

Gallery

File:AgapanthusPraecoxOrientalis.jpg, Closeup of the flowers from the subspecies Orientalis. File:Agapanthus praecox MHNT.BOT.2009.7.4.jpg, ''Agapanthus praecox'' – MHNT File:Agapanthus_praecox_white_Madeira.jpg, White flowers File:Agapanthuspraecox.jpg, In a garden setting File:Agapanthus praecox liliaceae (agapanthe).JPG, In autumn File:Agapanthus praecox-IMG 8971.JPG, A row of the plants in

Furnas Furnas is a civil parish in the municipality of Povoação on the island of São Miguel in the Portuguese Azores. The population in 2011 was 1,439, in an area of 34.43 km2. The parish is one of the largest in the island and in the Azores. ...

, the

Azores The Azores ( , , ; , ), officially the Autonomous Region of the Azores (), is one of the two autonomous regions of Portugal (along with Madeira). It is an archipelago composed of nine volcanic islands in the Macaronesia region of the North Atl ...

File:Agapanto (Agapanthus praecox) - Flickr - Alejandro Bayer (8).jpg, Flower closeup File:Agapanthus praecox blue Madeira.jpg, Growing on a cliff in

Funchal Funchal () officially Funchal City (), is the capital, largest city and a Municipality (Portugal), municipality in Portugal's Madeira, Autonomous Region of Madeira, bordered by the Atlantic Ocean. The city has a population of 105,795, making it ...

, Madeira

References

External links

PlantZAfrica.com
- ''Agapanthus praecox'' {{Taxonbar, from=Q161246 praecox Flora of the Cape Provinces Flora of KwaZulu-Natal Garden plants Saint Helena