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It has been adapted by and to other countries (such as Canada) in various forms. A plant may be described as "hardy to zone 10": this means that the plant can withstand a minimum temperature of 30 to 40 °F (−1.1 to 4.4 °C). Unless otherwise specified, in American contexts "hardiness zone" or simply "zone" usually refers to the USDA scale.
Note: references for each plant species are within their own articles. Bibliography of the Sierra Nevada (U.S.) "A Natural History of California," Allan A. Schoenherr, University of California Press, 1992, ISBN 0-520-06922-6. "A California Flora and Supplement," Phillip Munz, 1968, University of California Press, ISBN 0-520-02405-2.
The University of California Master Gardeners of Santa Clara County agree with waiting until the soil gets warmer to plant delicate vegetable seeds and seedlings. “Planting too early in cooler ...
The Sierra Nevada alpine zone lacks a dominant plant species that characterizes it, so may or may not be called a vegetation type. [7] But it is found above the subalpine forest, which is the highest in a succession of recognized vegetation types at increasing elevations. [1] [6]: 17
Gardening books encompass a variety of subjects from garden design, vegetable gardens, perennial gardens, to shade gardens. Every plant genus or category of plants may also be covered including roses, clematis, bulbs, hellebores, and hydrangeas. The Internet has expanded and enhanced the availability of gardening resources.
A honey bee collecting nectar from an apricot flower.. The nectar resource in a given area depends on the kinds of flowering plants present and their blooming periods. Which kinds grow in an area depends on soil texture, soil pH, soil drainage, daily maximum and minimum temperatures, precipitation, extreme minimum winter temperature, and growing degre
The deserts in California receive between 2 and 10 inches (51 and 254 mm) of rain per year. [6] Plants in these deserts are brush and scrub, adapted to the low rainfall. Common plant species include creosote bush , blackbrush , greasewood , saltbush , big sagebrush , low sagebrush , and shadscale . [ 6 ]
[2] [10] Lodgepole pine growing on granite outcrop. Lodgepole pine (Pinus contorta ssp. murrayana), which occurs in vast stands in the upper montane zone, is found mostly in mixed stands in subalpine woodland, particularly with whitebark pine. Lodgepole is not usually found near tree line, although it does occasionally form krummholz.