The Royal Horticultural Society (RHS), founded in 1804 as the Horticultural Society of London, is the UK's leading gardening charity.
Pelargonium is a genus of flowering plants which includes about 280 species of perennials, succulents, and shrubs, commonly known as geraniums, pelargoniums, or storksbills. Geranium is also the botanical name and common name of a separate genus of related plants, also known as cranesbills. Both genera belong to the family Geraniaceae. Carl Linnaeus originally included all the species in one genus, Geranium, and they were later separated into two genera by Charles Louis L'Héritier de Brutelle in 1789.
Picea orientalis, commonly known as the Oriental spruce or Caucasian spruce, is a species of spruce native to the Caucasus and adjacent northeast Turkey.
Grevillea rosmarinifolia, the rosemary grevillea, is a plant of the family Proteaceae.
Hybrid tea is an informal horticultural classification for a group of garden roses. They were created by cross-breeding two types of roses, initially by hybridising hybrid perpetuals with tea roses. It is the oldest group classified as a modern garden rose.
Dryopteris affinis, the scaly male fern or golden-scaled male fern, is a fern native to western and southern Europe and southwestern Asia. It is most abundant on moist soils in woodlands in areas with high humidity, such as the British Isles and western France. In the Mediterranean region and the Caucasus it is confined to high altitudes.
Physostegia virginiana, the obedient plant, obedience or false dragonhead, is a species of flowering plant in the mint family, Lamiaceae. It is native to North America, where it is distributed from eastern Canada to northern Mexico. Physostegia are known commonly as obedient plants because a flower pushed to one side will often stay in that position. The name “false dragonhead” refers to the dragonheads of the related Dracocephalum, a genus to which the plant once belonged.
Symphyotrichum lateriflorum is a species of flowering plant of the aster family (Asteraceae) native to eastern and central North America. Commonly known as calico aster, starved aster, and white woodland aster, it is a perennial, herbaceous plant that may reach 120 centimeters high and 30 centimeters across. Each flower head has many tiny florets put together into what appear as one.
Viburnum × burkwoodii, the Burkwood viburnum, is a hybrid flowering plant in the family Adoxaceae. It is a cross of garden origin between V. carlesii and V. utile, grown for its early, strongly scented flowers.
Brian Laurence "Bill" Burtt FRSE FLS, was an English botanist and taxonomist who is noted for his contributions to the family Gesneriaceae. In a career that spanned 74 years, he worked first at the Royal Botanic Gardens, Kew, and then at the Royal Botanic Garden Edinburgh (RBGE). He made numerous field trips to South Africa and Sarawak and described a total of 637 new plant species. Burtt is denoted by the author abbreviation B.L.Burtt when citing a botanical name.
Diascia is a genus of around 70 species of herbaceous annual and perennial flowering plants of the family Scrophulariaceae, native to southern Africa, including South Africa, Lesotho and neighbouring areas.
Heliopsis helianthoides is a species of flowering plant in the family Asteraceae, known by the common names rough oxeye, smooth oxeye and false sunflower. It is native to eastern and central North America from Saskatchewan east to Newfoundland and south as far as Texas, New Mexico, and Georgia.
Agave univittata, the thorn-crested century plant or thorn-crested agave, is a plant species native to coastal areas of southern Texas and northeastern Mexico, at elevations less than 100 m. It has been widely named Agave lophantha by botanists including Howard Scott Gentry, but the name A. univittata is older and therefore more in accord with nomenclatural rules of botany.
Phlox maculata, common names wild sweetwilliam and meadow phlox, is a species of flowering plant in the family Polemoniaceae, native the eastern United States and introduced to eastern Canada. It is a perennial.
Diascia vigilis, called the twinspur or elf spur, is a species of flowering plant in the genus Diascia, native to South Africa. It has gained the Royal Horticultural Society's Award of Garden Merit.
Clerodendrum chinense, called the glory bower, is a species of flowering plant in the genus Clerodendrum, native to Nepal, the eastern Himalayas, Assam, the Andaman and Nicobar Islands, south-central and southeast China, Southeast Asia, and Malesia. A popular garden plant, it has been widely introduced to the rest of the world, including Florida, the Caribbean, Bermuda, Central America, the Galápagos, South America, Ascension Island, the Gulf of Guinea islands, East Africa, the Seychelles, Pakistan, India, the Lesser Sunda Islands, Taiwan, the Cook Islands, Fiji, Niue, and the Society Islands. It has gained the Royal Horticultural Society's Award of Garden Merit.
Fuchsia glazioviana, called Glaziou's fuchsia, is a species of flowering plant in the genus Fuchsia, native to southeast Brazil. It has gained the Royal Horticultural Society's Award of Garden Merit.
Fuchsia hatschbachii, called Hatschbach's fuchsia, is a species of flowering plant in the genus Fuchsia, endemic to the state of Paraná in Brazil. It has gained the Royal Horticultural Society's Award of Garden Merit.
Conophytum longum, called the long-leaved cone plant, is a species of flowering plant in the genus Conophytum, native to the western Cape Provinces of South Africa. It has gained the Royal Horticultural Society's Award of Garden Merit.
Conophytum wettsteinii is a species of flowering plant in the genus Conophytum, native to the northwest Cape Provinces of South Africa. It has gained the Royal Horticultural Society's Award of Garden Merit.
