Knowing what hardiness zone Ontario is in is critical to understanding the best vegetables that can be grown. It can be the difference between your vegetable garden thriving and providing a bountiful yield or producing nothing. Ontario is mostly considered Hardiness Zone 5, while some of the lower-level regions are Hardiness Zone 6.
What is the Ontario plant hardiness zone map based on?
This interactive version of the Ontario Plant Hardiness Zone Map is based on the USDA Hardiness Zone Map Designations. The map is based on USDA hardiness zone map designations and is intended to be used as a guide only.
What planting zone should I plant in?
For example, most plants hardy to Zone 3 will perform well in Zone 7, as long as other plant requirements are met. Use the information about individual growing zones as a starting point for planning what to plant in your garden. Scroll to read more about each hardiness planting zone or jump directly to your zone using the links below:
Are Canadian and American garden zones the same?
Are Canadian and American Garden Zones the Same? One common question is whether the Canadian and USDA plant hardiness zone systems are comparable, and the answer is, sort of.
What do the planting zones mean?
T he zones define a minimum range of temperatures that a plant or tree can survive safely in that zone.
What are the planting zones in Ontario?
Based on the USDA Hardiness Zone Map Designations, this interactive version covers the Province of Ontario which ranges from USDA Zone 0b to USDA Zone 7a.
What garden zone is Southern Ontario?
Ontario1961-1990 zone1981-2010 zoneActon5a5bAilsa Craig6a6bAjax5b6bAlban4a4b31 more rows
What gardening zone is Toronto in?
ZONE 4: Encompasses the city of Toronto and the Regions of Peel, York and Durham and includes the following major centres: Toronto. Mississauga, Brampton, Caledon.
What planting zone is Windsor Ontario?
For those of you who aren't sure what “Plant Hardiness Zone” Windsor/Essex is situated in, it's now moved from 6b to 7a according to Natural Resources Canada. This basically means our region can grow warmer climate plants than say 20 years ago.
What plants grow well in Zone 5b?
Best Plants for Zone 5Echinacea.Bee balm.Phlox.Daylily.Delphinium.Rudbeckia.Filipendula.Sedum.More items...•
What does Zone 5b mean in gardening?
Zone 5 has two subzones: 5a and 5b. Zone 5a has an average minimum temperature between negative fifteen and negative twenty degrees Fahrenheit. Zone 5b has a low minimum temperature between negative ten and negative fifteen degrees Fahrenheit.
What are the gardening 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 zone is Ottawa in for gardening?
4B-5AThere are however some varieties of shrubs that are considered sensitive, meaning they might not survive the winter in certain hardiness zones and will require special care. In Ottawa, our zones are considered 4B-5A.
What zone is Oakville Ontario for planting?
Zone 6Oakville is in plant hardiness Zone 6. This means you need to use plants that can survive a minimum temperature of -23°C. Choose plants labelled hardy to Zone 6 or less.
What does climate zone 4a mean?
The subzones are separated by 5°F. That means for Zone 4: Zone 4: There is a minimum average temperature of -20°F to -30°F for Zone 4. Zone 4a: There is a minimum average temperature of -25°F to -30°F for Zone 4. Zone 4b: There is a minimum average temperature of -20°F to -25°F for Zone 4.
What zone is Belleville Ontario?
5b 6aOntario1961-1990 zone1981-2010 zoneBelleville5b6aBelmont5b6bBelwood4b5bBerkeley4b5b57 more rows
What plants grow well in Zone 6b?
Asters, astilbe, bee balm, cannas, coneflowers, crocus, daffodils, delphiniums, glads, hibiscus, hostas, hyacinths, irises, lilies, peonies, phlox, salvia, sedum, tulips and yarrow are among the Zone 6 plants we recommend....Zone 6.ZonesShipping DatesLast Order Date7AB - 10AB8/22/22 - 11/11/2211/7/20221 more row
What weather zone is Ontario?
Most of Ottawa is zone 5a, and Toronto is zone 6a. Most plants actually have a range of zones they can live in, usually spanning 4-5 zones. This means plants designated zone 1 can live in zones 1 through 5. The furthest northern reaches of Ontario are zone 1, so a plant that is zone 1 is very hardy.
Which zone is Ontario Canada?
Most of Ontario Canada is officially in the Eastern Time Zone. The areas of Ontario, west of 90° west longitude, are officially in the Central Time zone.
What are the gardening 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 plants grow well in Zone 6b?
Asters, astilbe, bee balm, cannas, coneflowers, crocus, daffodils, delphiniums, glads, hibiscus, hostas, hyacinths, irises, lilies, peonies, phlox, salvia, sedum, tulips and yarrow are among the Zone 6 plants we recommend....Zone 6.ZonesShipping DatesLast Order Date7AB - 10AB8/22/22 - 11/11/2211/7/20221 more row
How are garden hardiness zones determined in Canada?
The zones in Canada are determined by the Agriculture & Agri Foods Canada and it is determined by several environmental factors like elevation, annual precipitation and temperatures to name a few. Every five to ten years these zones are reassessed and sometimes an area can shift up or down depending on the average.
How long does it take to harvest seeds in Canada?
All zones in Canada can support 60 days or less days to harvest being sown directly outdoors. And if the seed package says 30 days or less you will be able to seed back to back for two harvests.
What zone is Ashley from?
If you are new to this blog my name is Ashley and I am a soil scientist located in a Canadian Zone 3 and a USDA Zone 4. I write articles and make YouTube videos all designed for Canadians and Cold Climate gardeners using science based methods. If you are looking for anything specific be sure to let me know in the comments down below
When should I start my seeds indoors?
Once we know the zone of your area then we can determine when to start our seeds indoors. I like to split my seeds up into flowers, 110+ days to harvest, & 80 – 110 days to harvest. For flowers you can start them anytime after Mid February, just keep in mind the earlier you start them the sooner they fade in the summer.
Can you plant multiple crops in Canada?
For some of the higher zones in Canada most seeds can be sown directly outside. Or in some cases you may be able to get multiple crops off in succession. The key is the days to harvest and from there you can map out exactly how many days you need and how many crops are possible. Check out the printable guide to see when you should start your seeds based on your Canadian zone.