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For example, Seattle, Washington, and the city of Austin, Texas, are both in the USDA hardiness zone 9a because the map is a measure of the coldest temperature a plant can handle.
For practical purposes, Canada has adopted the American hardiness zone classification system. The 1990 version of the USDA Plant Hardiness Zone Map included Canada and Mexico, but they were removed with the 2012 update to focus on the United States and Puerto Rico. [8] The Canadian government publishes both Canadian and USDA-style zone maps. [20]
Miller said ideal soil temperatures for planting vegetables can start as low as 50 degrees Fahrenheit. However, for warm-weather plants, including tomatoes and peppers, gardeners should wait until ...
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Rosemary plant Salvia rosmarinus is now considered one of many hundreds of species in the genus Salvia . [ 2 ] Formerly it was placed in a much smaller genus, Rosmarinus , which contained only two to four species including Rosmarinus officinalis ( / ˌ r ɒ s m ə ˈ r aɪ n ə s ə ˌ f ɪ s ɪ ˈ n eɪ l ɪ s / ), [ 11 ] [ 4 ] which is now ...
Fruits ripen in January through April. Flowers and fruit may remain on the plant year-round. [9] Plants do not produce seed until they are 10 to 15 years old. Seed production per plant increases until age 20 to 30 years. Seed production begins to fall off in plants more than 35 years old. [10] [a]
Grumpy's Response: Now, as far as the rosemary plant, um, it needs two things when it's growing indoors. It needs a sunny window and it needs well-drained soil. It needs a sunny window and it ...
Conradina is a genus of flowering plants in the mint family, Lamiaceae. [1] Its common name is false rosemary, or rarely, short leaf rosemary. There are 7 species of Conradina, all native to the southeastern United States. [2] Conradina verticillata grows on the Cumberland Plateau in Kentucky and Tennessee. [3] The other five grow mainly in ...