Search results
Results from the WOW.Com Content Network
In 2012 the USDA updated their plant hardiness map based on 1976–2005 weather data, using a longer period of data to smooth out year-to-year weather fluctuations. [7] Two new zones (12 and 13) were added to better define and improve information sharing on tropical and semitropical plants, they also appear on the maps of Hawaii and Puerto Rico.
Gold Medal Plant Award Program sponsored by the Pennsylvania Horticultural Society this program recognizes "trees, shrubs, and woody vines of outstanding merit" and are recommended for USDA Zones 5-7 and is a good place to look when considering adding shrubs and trees to the home garden.
The Pawnee people referred to the plant as rabbit foot (parus-asu) on account of the shape of its fruits and made a tea from the dry stems and leaves when coffee was not available. [7] Among the Omaha and Ponca peoples, it was known as the male buffalo bellow plant. [8] The cultivar 'Kanoka' was released by the USDA in 1998. [9]
The United States Department of Agriculture (USDA) is an executive department of the United States federal government that aims to meet the needs of commercial farming and livestock food production, promotes agricultural trade and production, works to assure food safety, protects natural resources, fosters rural communities and works to end hunger in the United States and internationally.
Since the establishment of the Office of Seed and Plant Introduction there has been an office within the USDA with this responsibility, though its name changes periodically. [2] Today, the branch of the USDA responsible for collecting and introducing new plant species is called the National Germplasm Resources Laboratory. [2] [7]
The USDA also refers to it as the Miami Station. [1] The introduction of economically useful plants into the US is a three-step process: (1) explorers find the plants in foreign countries; (2) the plants are sent back to a USDA introduction garden where they are evaluated; (3) successful plants are distributed to farmers and nurserymen.
USDA soil taxonomy (ST) developed by the United States Department of Agriculture and the National Cooperative Soil Survey provides an elaborate classification of soil types according to several parameters (most commonly their properties) and in several levels: Order, Suborder, Great Group, Subgroup, Family, and Series.
The plant produces an erect, unbranched flower stem, occasionally to 40 centimeters in height, but typically much shorter. A non-flowering shoot bears one smooth, waxy, shiny leaf up to 10 centimeters long and 5 to 8 cm broad, hence its scientific name (dilatatum means 'broad'). The leaf is oval in shape with a heart-shaped base.