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My Northern Garden

map of USDA zone hardiness changes 2012 to 2023

What to Know about Hardiness Zones

Is Your Northern Garden Now Zone 5?

Garden News for Northerners

Now Available!

My Northern Garden book

Top Posts & Pages

  • Jams, Jellies, Preserves: What's the Difference?
  • How to Pollinate a Meyer Lemon Tree
  • Four Peony Problems and Solutions
  • Growing Lilies in Containers
  • Easy Herbs for Beginning Gardeners
  • Keystone Species: Key to Greener Gardening
  • Winter Sowing for Flowers and Vegetables
  • How to Winter Sow Wildflowers
  • Bobby Flay’s Secret Chile Is My Pepper Obsession
  • How to Identify an Ash Tree

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