What my agricultural zone


The US Department of Agriculture

United States Department of Agriculture

The United States Department of Agriculture, also known as the Agriculture Department, is the U.S. federal executive department responsible for developing and executing federal laws related to farming, forestry, and food. It aims to meet the needs of farmers and ranchers, promote agricult…

divided out the map of the US in areas which range from planting zone 1A to planting zone 13B. These are areas which range in minimum temperatures from -60 degrees Fahrenheit


The Fahrenheit scale is a temperature scale based on one proposed in 1724 by Dutch–German–Polish physicist Daniel Gabriel Fahrenheit. It uses the degree Fahrenheit as the unit. Several accounts of how he originally defined his scale exist. The lower defining point, 0 ℉, wa…

to 70 degrees Fahrenheit. This system was designed for the gardening and agricultural industry.


How do I Find my Growing Zone?

What Plants Can I Grow in Zone 9?

  • Vegetables to Grow in Zone 9. Although the growing season in Zone 9 extends over 9 months, you shouldn’t expect a continuous supply of summer veggies.
  • Herbs to Grow in Zone 9. Certain cool season herbs, such as cilantro and parsley, may be grown throughout the winter in Zone 9.
  • Flowers to Grow in Zone 9. …

How do you find your plant zone?

How to Find and Understand Your Plant Hardiness Zone

  • About Plant Hardiness Zones. This content requires a premium subscription. …
  • Hardiness Zones as a Starting Point. A range of appropriate zones are shown on the tags of just about any perennial or tree you’ll buy. …
  • Climate Change. If you have been gardening a while you may have noticed that hardiness zones do change over time as well.

What zone Am I planting?

What Climate Zone Am I Uk? Although most of the United Kingdom is located … North America is divided into 11 zones based on the USDA plant hardiness map. There is a difference in temperature between zones 1 and 11. This interactive version of the USDA …

What is my USDA hardiness zone?

Gardeners should always look at their growing climate before choosing plants for their landscapes. The USDA Plant Hardiness Zone Map is the standard by which gardeners can determine which plants are most likely to survive winters in a geographic location.


What are the growing zones in Canada?

Hardier plants can survive in a wide range of zones, whereas some picky plants will only grow in one or two zones….Hardiness Zones in CanadaVancouver: 8b.Victoria: 9b.Kelowna: 7a.Edmonton: 4a.Calgary: 4a.Saskatoon: 3b.Winnipeg: 4a.Toronto: 7a.More items…•

What are the growing zones in Australia?

Australia lies in Plant Hardiness Zones 7 through 12 with some variations across regions and seasons.

What are the growing zones in the UK?

The United Kingdom lies in USDA Plant Hardiness Zones 6 through 9 with some variations across regions and seasons. It enjoys a temperate maritime climate characterized by cool winters and warm summers.

What is my USDA Zone UK?

Most of the United Kingdom is located in USDA zone 9, although climates as chilly as zone 8 or as mild as zone 10 aren’t uncommon.

What zone is Australia in?

Time Zones Currently Being Used in AustraliaOffsetTime Zone Abbreviation & NameUTC +8:45ACWSTAustralian Central Western Standard TimeUTC +9:30ACSTAustralian Central Standard TimeUTC +10AESTAustralian Eastern Standard TimeUTC +10:30LHSTLord Howe Standard Time1 more row

What is my climate zone Australia?

Understanding which climate zone you’re in is important to ensure that your home is built to suit your local conditions….Australian climate zones.ZoneDescription1Hot humid summer, warm winter2Warm humid summer, mild winter3Hot dry summer, warm winter4Hot dry summer, cool winter4 more rows

What is Zone 8 for plants in the UK?

Zone 8 – North-East Coast, everywhere else that isn’t mentioned in zones 6, 7 and 9. Zone 9 – most of Ireland, most UK coastal areas, with the exception of the North East coastline which is Zone 8.

How do I zone my garden?

Garden zoning can be achieved through color and clever planting. Flower beds, box hedges and swathes of wildflowers all help to break up spaces. For a more solid approach, you can build in walls and paths to physically block off different zones, and pick different materials for flooring.

Which climate zone is England in?

temperate climatic zoneBritish climate Britain has a mild climate. It is in the temperate climatic zone and the sea affects the weather. In general, this means that Britain gets cool, wet winters and warm, wet summers. The weather conditions are also very changeable.

What temperature is zone 6 in UK?

USDA Planting Zones Few areas in the UK are zone 6, where winter temperatures can drop below minus 17.8 degrees Celsius.

What growing zone is London?

In London, we are in Zone 5a, which means we can grow most plants from zones 3, 4a, 4b and 5a. Q: How are hardiness zones determined? They’re based on the average annual minimum temperature, with Zone 1 being the coldest at –45 C and Zone 11 the warmest at above 4 C.

What is a zone 7 climate?

Climate Zone 7 is the southernmost coastal region of California. The warm ocean water and latitude make this climate very mild. The temperature of the ocean water affects the air temperature over it, and this in turn moderates temperatures over the coastal strip.

What Are Planting Zones?

Obviously, not every perennial, shrub, or tree grows and thrives in every climate. When choosing plants for your garden, it’s important to select varieties that can survive and thrive year-round in your area, especially in regions where extreme winter temperatures are normal.

Find Your USDA Planting Zone

The USDA Plant Hardiness Zone Map is the standard by which gardeners and growers can determine which plants are most likely to thrive at a location. The map is based on average annual minimum winter temperatures of each region and divided into thirteen distinct 10ºF zones, which are further divided into sub-zones of 5°F.

How to Use Your Planting Zone

Planting zones are most useful to gardeners growing perennial plants, since perennials are meant to live beyond just one growing season. Perennials need to be able to survive winter in your area, so it’s important to know how cold it typically gets in your area and whether a particular plant is hardy enough to survive those temperatures.

NRC Canadian Planting Zones Map

Unlike the USDA map, which is based only on minimum winter temperatures, the planting zones map produced by Natural Resources Canada ( NRC) considers a wider range of climatic variables, including maximum temperatures and the length of the frost-free period.

Learn More

Another key part of successful gardening is knowing when your frost dates are. Find your local frost dates here.

What is a planting zone?

Planting zones are areas you can find on a growing zone map that show exactly which plants are best suited to thrive in your given area, or zone. When shopping for new plants for your garden landscape, the terms “plant hardiness zones,” “growing zones” and “planting zones” may at first seem a bit confusing.

What is a hardiness zone?

In essence, plant hardiness zones have been used by growers for years to simply identify the plants that are most likely to survive the winter in their area. Being able to understand a hardiness zone map means you’ll have a starting point for making wise planting decisions.

What is Zone 4?

Planting Zone 4 covers the southern coastal areas of Alaska, northern areas of the United States and high elevations found in the western mountains. These unique climates share minimum average temperatures of between -30 to -20 degrees F. Planting in this zone is less challenging than in colder zones, but the short growing season impacts both vegetables and flower bloom times.

What is the coldest zone for planting?

Planting Zone 1. USDA Plant Hardiness Zone 1 is the coldest zone designation for the United States. With minimum average temperatures between -60 to -50 degrees F, it can be a difficult zone for gardening. The majority of Zone 1 is located in Alaska.

What is the ability of a plant to survive adverse growing climates such as drought, flooding, heat and cold?

Plant hardiness is the ability of a plant to survive adverse growing climates such as drought, flooding, heat and cold. The science behind plant hardiness can be complicated. Plant genetics determine the ability of a plant to withstand cold temperatures without damage.

What is the average temperature in Zone 1?

Zone 1 can expect minimum average temperatures of -60 to -50 degrees F#N#Zone 1a has a minimum average temperature of -60 to -55 degrees F#N#Zone 1b has a minimum average temperature of -55 to -50 degrees F#N#Each of the two subzones can experience harsher temperatures depending on weather conditions.

Why is it so hard to grow herbs in Zone 11?

Growing herbs in Zone 11 can be difficult because of the extreme heat of summer. Many will not produce seeds due to the heat, so they must be planted as annuals during the cooler months. Some herbs you can begin planting in early spring include:

Why is it important to know your planting zone?

There are other pieces to the gardening puzzle. It’s important to understand each piece because knowing your zone and planting at the proper time for your zone will not equate to success without these essential elements: 1. Soil Quality.

Why do planting zones matter?

Why Planting Zones Matter. 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. Planting a garden is an investment of both time and money.

What temperature do you need to plant a perennial in Zone 9A?

For instance, if you’re planting in zone 9A, the plant must be able to survive a minimum temperature of 20 degrees Fahrenheit to be a perennial. Otherwise, you need to plant it as an annual. If that’s the case, check you frost dates and get a time in the year when it would be safe to plant in your zone.

What is the coldest zone in the US?

1A is the coldest zone in the US which averages a minimum winter temperature of -60 degrees Fahrenheit. 13B is the warmest zone which averages a minimum temperature of 70 degrees Fahrenheit. When deciding what to plant in each zone, the plant must be able to thrive in a climate with such low temperature.

What happens if you plant something at the wrong time?

Planting a garden is an investment of both time and money. If you plant something at the wrong time for your zone, you’ve wasted time, money, and effort. Once you know your zone, you know how which plant you can grow and how large of a time window you have for growing the plant.

Where is Zone 8?

For example, zone eight spreads from the east coast of the United States to the west coast . What one person in zone 8 may deal with on the east coast, someone on the west coast in zone 8 may not have to deal with. Certain areas of zone 8 are much hotter than other areas.

Can you grow a plant all year?

Another piece of information you should know is when to grow it. Just because a plant can be planted in your zone, doesn’t mean you can grow it all year.

Know Your Hardiness Zone

When you know your hardiness zone, you get more out of your gardening dollars. Learn what plants and shrubs are perennial in your zone. These will come up every year and, unlike annuals, will not need to be replaced. Learn more about the differences between annuals and perennials.

How to Determine Your Hardiness Zone

Look for your area of the country and follow the color-coded dots on the bottom of the map to determine your zone. When shopping for plants, look for hardiness zone information on plant tags and online.

How many zones are there in the USDA Hardiness Zone Map?

Hardiness ratings alone are inadequate to guide landscapers in selecting the most successful plants. The USDA Hardiness Zone Map divides North America into 11 separate zones; each zone is 10°F warmer (or colder) in an average winter than the adjacent zone.

Why are island planting zones different?

There are also island planting zones that, because of elevation differences, are warmer or cooler than the surrounding areas and are given a different planting zone designation. Note that many large urban areas carry a warmer planting zone designation than the surrounding countryside.

What are the factors that affect landscape plants?

Stress Factors. Acid rain, gaseous and particulate pollution, security lighting, and toxic wastes, among many other stress factors, have significantly increased the potential for unsatisfactory performance of landscape plants.

Where are plants pushed into?

The use of plants has been pushed into totally artificial environments such as expressways, malls, elevated decks, and buildings where plant roots are totally removed from the ground and its warming influence. The assortment of plants that can adapt to such environments is proving to be very restricted.

What does a plant hardiness zone mean?

Plant hardiness zone designations represent the average annual extreme minimum temperatures at a given location during a particular time period. They do not reflect the coldest it has ever been or ever will be at a specific location, but simply the average lowest winter temperature for the location over a specified time.

What is PHZM in USDA?

WASHINGTON—The U.S. Department of Agriculture (USDA) today released the new version of its Plant Hardiness Zone Map (PHZM), updating a useful tool for gardeners and researchers for the first time since 1990 with greater accuracy and detail.


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