The USDA offers a handy planting zones by zip code search function. Zone 1 is the coldest; zone 11 is the warmest. 5. Like that of neighboring Zone 18, the climate in Zone 19 is little influenced by the ocean. Lows of 25 to 22°F (–4 to –6°C) often come in.The cold winter season calls for spring planting. Extreme winter lows (the coldest temperature you can expect in 20 years) average 28 to 25°F (–2 to –4°C). If you are not sure which hardiness zone you belong to, please check the map below. Numerous others touch the coast between San Clemente and the Mexican border. If soil moisture is inadequate, the characteristic winds and bright sunlight may combine to dry out normally hardy evergreen plants, killing or badly injuring them. The average all-time high of weather stations in Zone 24 is 105°F (41°C). Winter temperatures are milder than in neighboring Zone 2a, minimums averaging from 12 to 22°F (–11 to –6°C),with extremes in the –10 to –20°F (–23 to –29°C) range. Like Zones 1 to 3, Zone 11 has cold winters, and like Zone 13, it has hot summers. Winter temperatures are milder than in neighboring Zone 2a, minimums averaging from 12 to 22°F (–11 to –6°C),with extremes in the –10 to –20°F (–23 to –29°C) range. In Albuquerque,New Mexico, and Benson and Kingman, Arizona, average winter minimums range from 32 to 23°F (0 to –5°C). 13B is the warmest zone which averages a minimum temperature of 70 degrees Fahrenheit. Temperatures are mild here, but severe winters descend at times.Average lows range from 43 to 48°F (6 to 9°C), while extreme lows average from 34 to 27°F (1 to –3°C). Zone 10 has a definite winter season—75 to more than 100 nights below 32°F (0°C).That favors deciduous fruits, though late frosts can work against apricot crops. Learn How to Garden! When temperatures drop below that, orchardists can lose even their trees. This zone consists mostly of the 3,300- to 5,000-foot elevations in parts of Arizona and New Mexico. Here is a link to Sunset Climate Zones: This climate zone shares similarities with its neighbors—the cold-winter Zones 1, 2, and 3, and the subtropical low desert, Zone 13. Sunset Climate Zones. It also includes parts of southern Utah and Nevada, and adjacent California desert. ZONE 3A: Mild areas of mountain and intermountain climates. Another snowy winter climate, Zone 2A covers several regions that are considered mild compared with surrounding climates. The wind’s power and dryness usually causes more problems than the heat itself—but you can ameliorate scorching with frequent sprinkling. Extreme lows—the kind you see once every 10 or 20 years—in Zone 21 average 28 to 25°F (–2 to –4°C).All-time record lows in the zone were 27 to 17°F (–3 to –8°C). These Climate Zones do NOT correspond to the USDA Hardiness Zones. The zone tends to occur at lower elevations in the northern states (eastern Oregon and Washington as well as Idaho), but at higher elevations as you move south crossing Utah’s Great Salt Lake and into northern New Mexico and Arizona. How I love you, bulbine — your tall, slender, onion-like leaves, your succulent-ish self with your long, elegant, and intricate yellow or orange flower spikes!Bulbine frutescens is a perennial, but it has trouble withstanding anything more than a light frost. In Albuquerque,New Mexico, and Benson and Kingman, Arizona, average winter minimums range from 32 to 23°F (0 to –5°C). The best description of the climate zones in Marin County can be found in the “Sunset New Western Garden Book.” Marin County is situated in Sunset Zones 15, 16, and 17. The even-numbered zone is the climate made up of cold-air basins and hilltops, and the odd-numbered one comprises thermal belts. Ideally you want plants that are native to or can readily adapt to your region. ZONE 11: Medium to high desert of California and southern Nevada. Like Zones 1 to 3, Zone 11 has cold winters, and like Zone 13, it has hot summers. Annual plants in USDA Hardiness Zones 3-8, they can be grown as perennials in Zones 9-11. Hot summer days are followed by mild nights; near-freezing winter nights are followed by daytime temperatures near 60°F (16°C).On average, there are 110 summer days above 90°F (32°C),with the highest temperatures recorded between 111 and 117°F (44 to 47°C). According to this system, most readers probably live in Zone 24, although the inland valleys of Ojai and Santa Ynez fall in zones … Most reputable nurseries will only sell plants that will grow in the surrounding area. Winter lows average in the 0 to 11°F (–18 to –12°C) range; extremes range from –25 to –50°F (–32 to –46°C). The result was a map that defined 11 hardiness zones (0–10) across southern Canada (Ouellet and Sherk 1967c). In years when snow comes late or leaves early, protect plants with a 5- or 6-inch layer of organic mulch. The mild days and chilly nights during the growing season extend the bloom of summer perennials like columbines and Shasta daisies. The USDA Hardiness Zone Map divides North America into 11 separate planting zones; each growing zone is 10°F warmer (or colder) in an average winter than the adjacent zone. ZONE 11: Medium to high desert of California and southern Nevada This climate zone shares similarities with its neighbors—the cold-winter Zones 1, 2, and 3, and the subtropical low desert, Zone 13. The Sunset zones, popularized and researched by Sunset Magazine, are derived from climate zones developed by the University of California Cooperative Extension. The USDA Hardiness Zone Map divides North America into 11 separate planting zones; each growing zone is 10°F warmer (or colder) in an average winter than the adjacent zone. When you order plants from catalogs or read general garden books, you need to know your USDA zone in order to be able to interpret references correctly. Often we are asked by PLANTS users about the USDA Plant Hardiness Zone Map, but neither PLANTS/NPDT, nor the USDA NRCS as a whole, are responsible for this map. It also shows up in western Montana and Nevada and in mountain areas of the Southwest. The range of minimum average temperatures for zone 11 is between 40°F and 50°F or +4.4°C and +10°C. Zone 13, on the other hand, averages more than 11 months between killing frosts, when it gets them at all. ZONE 19: Thermal belts around Southern California’s interior valleys. Your garden can be in ocean air or a high fog one day and in a mass of interior air (perhaps a drying Santa Ana wind from the desert) the next day. While the USDA hardiness map tells you where a plant may survive the winter, Sunset zone maps help you determine where a plant may thrive year-round. Several such canyons between Laguna Beach and San Clemente are visible on the map. Hot summer days are followed by mild nights; near-freezing winter nights are followed by daytime temperatures near 60°F (16°C).On average, there are 110 summer days above 90°F (32°C),with the highest temperatures recorded between 111 and 117°F (44 to 47°C). Like Zones 1 to 3, Zone 11 has cold winters, and like Zone 13, it has hot summers. This climate zone shares similarities with its neighbors—the cold-winter Zones 1, 2, and 3, and the subtropical low desert, Zone 13. Medium to High Desert of California and Southern Nevada Growing season: early April to late Oct. Summers are sizzling, with 110 days above 90 degrees F/32 degrees C. Balancing this is a 3 1/2-month winter, with 85 nights below freezing and lows from 11 degrees to 0 degrees F/-12 degrees to -18 degrees C. Scant rainfall comes in winter. The gardening year begins in fall for most vegetables and annual flowers, although crops like corn and melons are planted in late winter. Read More. Ranging from below sea level in the Imperial Valley and Death Valley to 1,100 feet around Phoenix, Zone 13 is a subtropical desert.Average summer high is 107°F (42°C); the world’s secondhighest temperature—a scorching 134°F (56°C)—was recorded in Death Valley on July 10, 1913. Kirkland (and most of the Puget Sound lowlands) are solidly in Sunset zone 5. These Climate Zones do NOT correspond to the USDA Hardiness Zones. Since there's apparently a discussion going on about merging some articles, I don't want to upset the apple cart. It also includes parts of southern Utah and Nevada, and adjacent California desert. of Sunset Publishing Corporation. ZONE 10: High desert areas of Arizona and New Mexico. A hardiness zone is a geographic area defined to encompass a certain range of climatic conditions relevant to plant growth and survival.. In Zones 20 and 21, the same relative pattern prevails as in Zones 18 and 19. The mean maximums in July and August are 5 or 6°F cooler than the highs of Zone 13. And Sunset offers a climate zone map that can help you select appropriate plants. Because of the greater ocean influence, this climate supports a wide variety of plants.You can see the range of them at the Los Angeles County Arboretum in Arcadia. The growing season is 100 to 150 days. Like Zones 1 to 3, Zone 11 has cold winters, and like Zone 13, it has hot summers. Over a 20-year period, winter lows averaged from 22 to 17°F (–6 to –8°F).The all-time lows recorded by different weather stations in Zone 18 ranged from 22 to 7°F (–6 to –14°C). SUNSET is a registered trademark On average, there are 110 summer days above 90°F (32°C),with the highest temperatures recorded between 111 and 117°F (44 to 47°C).About 85 nights have temperatures below 32°F (0°C),with lows between 11 and 0°F (–12 to –18°C). Its frost-free growing season runs from 150 to 186 days. The growing season here in Zone 2b runs from 115 days in higher elevations and more northerly areas to more than 160 days in southeastern Colorado. All Rights Reserved. When temperatures drop below that, orchardists can lose even their trees. This interactive map divides regions based on average minimum temperatures. Therefore, to ensure your new acquisition will survive and grow year after year, you will need to compare the hardiness zone of your area with the hardiness zone of your … To further assure success, grow vegetables from seedlings you start yourself or buy from a nursery or garden center. About 85 nights have temperatures below 32°F (0°C),with lows between 11 and 0°F (–12 to –18°C). This zone consists mostly of the 3,300- to 5,000-foot elevations in parts of Arizona and New Mexico. Default is all zones. Extreme low temperatures of 6°F (–14°C) have been recorded in Zone 12. Both zones, then, have very poor climates for such plants as fuchsias, rhododendrons, and tuberous begonias. Sunset's Plant Finder makes it easy to find the best plants for your backyard: Search plants by color, size, type, and growing needs. If you’ve ever put in the effort to start your plants from seeds, or you’ve shelled out the money to plant a garden from seedlings someone else has started, you understand why planting zones matter.. The Western Plant Encyclopedia cites many ornamental plants that do well in Zone 19 but are not recommended for its neighbor because of the milder winters in Zone 19. The combination of weather influences described for Zone 20 applies to Zone 21 as well. Frosts don’t amount to much here, because 85 percent of the time, Pacific Ocean weather dominates; interior air rules only 15 percent of the time. The growing season here in Zone 2b runs from 115 days in higher elevations and more northerly areas to more than 160 days in southeastern Colorado. The winters are mild, the summers cool, and the air seldom really dry. Average winter minimums range from 36 to 42°F (2 to 6°C), with extreme lows from 27 to 15°F (–3 to –9°C). The characteristics of Zone 11 are described on page 59. Choose plants … This climate zone shares similarities with its neighbors—the cold-winter Zones 1, 2, and 3, and the subtropical low desert, Zone 13. Actually, the winters are so mild here that lows seldom fall below freezing. Add requirements. A more sophisticated approach has been followed by Sunset which defines Climate Zone Maps based not only on hardiness or heat tolerance, but also on precipitations, wind, humidity and various other climate related factors. The all-time high temperatures aren’t greatly significant in terms of plant growth. In years when snow comes late or leaves early, protect plants with a 5- or 6-inch layer of organic mulch. Corp., Menlo Park, Calif.), the western U.S. is divided into a large number of Climate Zones. They can go weeks without supplemental watering, continuing to display their cheerful blooms the whole time. Here is a link to Sunset Climate Zones: It is too hot, too cold, and too dry for fuchsias but cold enough for tree peonies and many apple varieties, and mild enough for a number of avocado varieties. Hot summer days are followed by mild nights; near-freezing winter nights are followed by daytime temperatures near 60°F (16°C).On average, there are 110 summer days above 90°F (32°C),with the highest temperatures recorded between 111 and 117°F (44 to 47°C). Stretched along Southern California’s beaches, this climate zone is almost completely dominated by the ocean. Seed companies and online plant retailers most commonly reference USDA hardiness zones, and sometimes they also use Sunset zones. However, I would suggest that any new article contain a somewhat more fleshed-out reference to Sunset Climate Zones, also known as the Western Plant Climate Zones. While my love is endearing, I am occasionally heartbroken when the odd deep freeze in my zone 8b Austin steals my dear bulbine away.Bulbine Live Plants, avail… Winter temperatures here usually hover between 10 and 20°F (–12 to –7°C) at night, with drops between –20 and –30°F (–29 and –34°C) every few years. Growing Beans; Growing Cucumbers; Growing Onions; Growing Peppers; ... Hardiness Zone: 11 . The crucial difference between Arizona’s intermediate desert (Zone 12) and the low desert (Zone 13) is winter cold. Growing seasons are very long—up to 225 days. One of the most favored areas in North America for growing subtropical plants, Zone 23 has always been Southern California’s best zone for avocados. Zone 18 never supplied much commercial citrus, but home gardeners who can tolerate occasional minor fruit loss can grow citrus here. Zone 12 averages about 8 months between freezes, 9 months between killing frosts of 28°F (–2°C) or lower. ZONE 11: Medium to high desert of California and southern Nevada. Fruits and vegetables that thrive in long, warm summers, such as melons, gourds, and corn, tend to do well here. Many herbaceous perennials from colder regions fail here because the winters are too warm for them to go dormant. Such plants include bananas, tree ferns, and the like. Its frost-free growing season runs from 150 to 186 days. About Us. You will find Lancaster on Page 57 in “Sunset Western Garden Book” which as a gardener you probably own or certainly can access at your local library. In the Sunset Western Garden Book (2015), Sunset Pub. From March to May, strong winds (to 40 miles per hour) can damage young tender growth. Winter lows average from 42°F (5°C) in Santa Barbara to 48°F (9°C) in San Diego. 2001, 2006). Along with hardy evergreen conifers, tough deciduous trees and shrubs form the garden’s backbone. Find your Climate Zone--the key to knowing what plants thrive in your area. Further south, they will remain evergreen. ZONE 1A: Coldest mountain and intermountain areas of the contiguous states. Another snowy winter climate, Zone 2A covers several regions that are considered mild compared with surrounding climates. Using climate zone information. Marked by a short growing season and relatively mild summer temperatures, Zone 1A includes the coldest regions west of the Rockies, excluding Alaska, and a few patches of cold country east of the Great Divide. Along with hardy evergreen conifers, tough deciduous trees and shrubs form the garden’s backbone. On many days in spring and early summer, the sun doesn’t break through the high overcast until afternoon. Windbreaks help. Growing seasons are very long—up to 225 days. Where the beach runs along high cliffs or palisades, Zone 24 extends only to that barrier. This is another great zone for all kinds of deciduous fruit trees and ornamental trees and shrubs. Florida USDA Hardiness Zones Also known as plant, growing, or climate zones, the USDA hardiness map defines 11 total hardiness zones for the minimum range of temperatures that a plant can survive. If your garden gets reliable snow cover (which insulates plants), you’ll be able to grow perennials listed for some of the milder zones. The USDA zones work well for the East, while the Sunset zones work excellent for the West. Search the U.S. Department of Agriculture (USDA) plant hardiness zone map by zip code. If your garden get… To view detailed map, click the “Click to Enlarge” button at left. This climate zone shares similarities with its neighbors—the cold-winter Zones 1, 2, and 3, and the subtropical low desert, Zone 13. Get fresh recipes, wine pairings, weekend getaway ideas, regional gardening tips, home design inspiration, and more. A plant's performance is governed by the total climate: length of growing season, timing and amount of rainfall, winter lows, summer highs, wind, and humidity. You will find Lancaster on Page 57 in “Sunset Western Garden Book” which as a gardener you probably own or certainly can access at your local library. The mild days and chilly nights during the growing season extend the bloom of summer perennials like columbines and Shasta daisies. Hot summer days are followed by mild nights; near-freezing winter nights are followed by daytime temperatures near 60°F (16°C).On average, there are 110 summer days above 90°F (32°C),with the highest temperatures recorded between 111 and 117°F (44 to 47°C).About 85 nights have temperatures below 32°F (0°C),with lows between 11 and 0°F (–12 to –18°C). Many subtropicals that do well in Zone 13 aren’t reliably hardy here, but succeed with protection against the extreme winters. Sunset Western Garden Zones By Zip Code >>> DOWNLOAD (Mirror #1) Fall-planted crops grow slowly in winter, pick up speed in mid-February, and race through the increasing temperatures of March and April. Choose plants and find a nursery near you. That’s why you’ll find orchards in this zone in almost every state in the West.You’ll also find this warm-summer, snowy-winter climate along Colorado’s Western Slope and mild parts of the Front Range; in Nevada from Reno to Fallon, then north to Lovelock; in large areas of northern Arizona and New Mexico; and in mild parts of the Columbia and Snake River basins. A plant's performance is governed by many climate related factors including the length of the growing season, the amount of rainfall, winter lows, summer highs, wind or humidity. There is also a competing system known as the " Sunset climate zones ." Extreme low temperatures of 6°F (–14°C) have been recorded in Zone 12. ZONE 11: Medium to high desert of California and southern Nevada. Sunset's climate zone maps take all these factors into account, unlike the familiar hardiness zone maps devised by the U.S. Department of Agriculture, which divides most of North America into zones based strictly on winter lows. Sunrise & Sunset; Moonrise & Moonset; Planets Visible Tonight; Meteor Showers Guide; ... Garden Tips by Month; How-To Videos; Advice. Winter temperatures here usually hover between 10 and 20°F (–12 to –7°C) at night, with drops between –20 and –30°F (–29 and –34°C) every few years. Sunset's Climate Zones are based on winter minimum temperatures, but also include other factors such as summer high temperatures, length of growing season, humidity, and rainfall. The growing season is 50 to 100 days. ZONE 18: Above and below the thermal belts in Southern California’s interior valleys. Read More. These zone descriptions will guide you in choosing the right plants for your garden. At the same time, Zone 21 is also the mildest zone that gets sufficient winter chilling for most forms of lilacs and certain other chill-loving plants. East of the Sierra and Cascade ranges, you can hardly find a better gardening climate than Zone 3a.Winter minimum temperatures average from 15 to 25°F (–9 to –4°C), with extremes between –8 and –18°F (–22 and –28°C). zone 11. Windbreaks help.Here, as in Zone 13 and the eastern parts of Zone 10, summer rains are to be expected and can be more dependable than winter rains.And as in Zone 13, the best season for cool-season crops (salad greens, root vegetables, cabbage family members) starts in September or October.