How to Determine Your Hardiness Zone

To know what you can grow in your 'neck of the woods', you need to know what your 'Hardiness Zone' is.

Steps

  1. Image titled Determine Your Hardiness Zone Step 1
    1
    Know that there are multiple definitions of what your zone might be. Make sure to check them all.
    • USDA Plant Hardiness Zone Map[1]
    • Hardiness zones differ around the world.[2]
    • Sunset zones are slightly different than the USDA zones.[3]
  2. Image titled Determine Your Hardiness Zone Step 2
    2
    Know about what your average dates of the late spring frost are.[4]
  3. Image titled Determine Your Hardiness Zone Step 3
    3
    Do a search on the Internet.
  4. Image titled Determine Your Hardiness Zone Step 4
    4
    Learn about micro-climates.[5] Your front yard and your backyard could be two different zones.

Community Q&A

  • Question
    Will the Cherokee rose grow in Salem, Oregon?
    Ninox
    Ninox
    Top Answerer
    Yes, Salem is in the 8b zone, and the plant can sustain temperatures from the 9 zone.
  • Question
    What zone is Pennsylvania?
    Chris
    Chris
    Top Answerer
    Pennsylvania includes 6 different hardiness zones, ranging from 5a-5b in the north, 6a-7a in the central region, and 7b in the southeastern region.
  • Question
    Can I grow clematis in Florida?
    Chris
    Chris
    Top Answerer
    Depending on the type of clematis and your specific location in Florida, yes. Most varieties of clematis grow well between zones 4-8, and Florida ranges from 8b-10b, increasing as you move further south.

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References

  1. ↑ https://www.usna.usda.gov/science/plant-hardiness-zone-map/
  2. ↑ http://www.backyardgardener.com/zone/index.html
  3. ↑ http://www.sunset.com/garden/climate-zones/climate-zones-intro-us-map-00400000036421/
  4. ↑ http://www.thegardenhelper.com/hardiness.htm
  5. ↑ https://en.wikipedia.org/wiki/Micro_climate

About This Article

wikiHow is a “wiki,” similar to Wikipedia, which means that many of our articles are co-written by multiple authors. To create this article, 10 people, some anonymous, worked to edit and improve it over time. This article has been viewed 25,612 times.
19 votes - 5%
Co-authors: 10
Updated: May 23, 2021
Views: 25,612
Categories: Planting and Growing