What Plants Grow Well In 18603?
The USDA hardiness zone is 6b in the 18603. 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 18603's climate based on this hardiness zone.
Learn more hardiness zones on our page for Berwick's growing zone.

Stainless Steel Garden Tool Set

Metal Seed Storage Box

Seed Starting Trays

Wooden Chicken Coop

Shiitake Mushroom Kit
Trees for 18603
Fruits for 18603
Flowers for 18603
Vegetables for 18603

Planting Advice for 18603
Have questions about planting in 18603's climate? Check out our FAQ below for answers to common questions about growing plants in the area.
Zip code 18603 is in USDA hardiness zone 6b, which means plants there can survive temperatures as low as -5 to 0°F each year.
Best Time to Plant in Berwick
Check the growing calendar for Berwick at the Old Farmer's Almanac to see the best planting times for the region.

Large Greenhouse Kit

Raised Garden Bed Kit

Seed Starting Trays

Brass Decorative Faucet Handle

Shiitake Mushroom Kit

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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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