Plant Information Ferns first appear in the fossil record about 360 million years ago in the middle Devonian period, but many of the current families and species did not appear until roughly 145 million years ago in the early Cretaceous, after flowering plants came to dominate many environments. Along with club mosses, spikemosses, horsetails, and […]
Plant Information Hosta is a genus of plants commonly known as hostas, plantain lilies and occasionally by the Japanese name giboshi. The genus is currently placed in the family Asparagaceae, subfamily Agavoideae, and is native to northeast Asia (China, Japan, Korea and the Russian Far East). Hostas are widely cultivated as shade-tolerant foliage plants. Hybridization […]
Plant Information The genus Hydrangea is expansive and includes approximately 1,000 species, hybrids, and cultivars, which can be deciduous or evergreen shrubs up to 10 ft tall, small trees or climbers reaching up to 98 ft. They are native to Asia and the Americas, with the greatest species diversity in eastern Asia, notably Korea, China, […]
Plant Information Salvia is the largest genus of plants in the family Lamiaceae, with the number of species estimated to range from 700 to 1,000. There are 3 main regions for radiation of Salvia: Central and South America with approximately 500 species, Central Asia and the Mediterranean with approximately 250 species, and eastern Asia with […]
Plant Information Gerbera belongs to the genus of plants Gerbera in the Asteraceae (daisy family). It is native to tropical regions of South America, Africa and Asia. The first scientific description of a gerbera (Gerbera jamesonii) was published in 1889. This species is known as Transvaal daisy or Barberton daisy or African daisy. The domesticated […]
Plant Information Coleus, also commonly known as painted nettle, flame nettle, and painted leaf, is a native of Southeast Asia through to Australia. In the most recent taxonomic classification, coleus now belongs to the genera Plectranthus and Solenostemon in the family Lamiaceae. The common garden Coleus (Coleus blumei = Plectranthus scutellarioides = Solenostemon scutellarioides) is […]
Plant Information Pansies are members of the Viola genus, a taxon of flowering plants in the violet family Violaceae, with around 400–500 species distributed around the world. Viola, was named by Greeks in the 4th century BCE and was cultivated for its medicinal properties. Pansy or garden pansy is the common name for diverse cultivated […]
This first appeared as “EHC Corner: Petunia, the worthless tobacco” in the IR-4 Newsletter 50(1):14. Plant Information Modern petunia varieties we know and love are derived from two petunia species discovered in South America during the mid-1700’s through early 1800’s. The Latin name Petunia originated from one of the native Tupi-Guarani words ‘petun’ meaning ‘worthless […]
This first appeared as “EHC Corner: Holiday Greenery” in the IR-4 Newsletter 49(4):13. Plant Information The smell of cedar, pine and other evergreens are synonymous with the winter holidays. Whether wreaths or boughs hung inside or out, this greenery visually signals the start of the US holiday season and its aroma brings back childhood memories […]