What Plants Grow Well In 18020?
The USDA hardiness zone is 7a in the 18020 zip code. This zone is a measure of the lowest temperature that a plant can survive, and helps determine what plants would grow best in the area's climate. Below you'll find a list of the best plants for 18020's climate based on this hardiness zone.
Learn more hardiness zones on our page for Bethlehem's growing zone.

Large Greenhouse Kit

Are You Pooping? Sign

Raised Garden Bed Kit

Heavy Duty Garden Utility Wagon

Cute Foldable Straw Bow Hat
Trees for 18020
Fruits for 18020
Flowers for 18020
Vegetables for 18020

Planting Advice for 18020
Have questions about planting in 18020's climate? Check out our FAQ below for answers to common questions about growing plants in the area.
Zip code 18020 is in USDA hardiness zone 7a, which means plants there can survive temperatures as low as 0 to 5°F each year.
Best Time to Plant in Bethlehem
Check the growing calendar for Bethlehem at the Old Farmer's Almanac to see the best planting times for the region.

Smart Hydroponic Growing System

Heavy Duty Garden Utility Wagon

Fluffy Butt Hut Sign

Brass Watering Can

Stainless Steel Garden Tool Set
Looking for more recommendations for 18020? Follow us on Instagram for even more gardening and homesteading tips and tricks.
Other Towns in Pennsylvania
We have plant recommendations for most towns in Pennsylvania. Select a town from the list below to find the best plants for your area based on the latest climate information.
Best Plants By State
Pennsylvania not the right state? We have plant recommendations for every state, town and zip code in the United States. Choose a state from the list below to find the best plants for your area.
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