Best Plants For Portsmouth, IA

A variety of plants are suitable for Portsmouth's climate. According to our data, the growing zone for the area is 5b, with average annual lows of -15 to -10 degrees Fahrenheit. Scroll down for a full list of the best plants for Portsmouth, IA based on our analysis of the region's climate.
Trees for Portsmouth
Fruits for Portsmouth
Flowers for Portsmouth
Vegetables for Portsmouth
Frequently Asked Questions
Have questions about plants for your area? Check out our FAQ below for quick answers to common questions about what plants grow best in the Portsmouth, IA climate.
Some of the best vegetables for Portsmouth, IA include beets, broccoli and brussels sprouts. Other recommended vegetables include Cabbage, Carrots and Cauliflower based on Portsmouth's USDA hardiness zone.
Map of IA Hardiness Zones

Choosing plants based on the growing zone for Portsmouth ensures that your plants will be able to survive the lowest annual temperatures in your area of Iowa.

Hoeing Ain't Easy Garden Sign

Worm Composting Kit

Metal Seed Storage Box

Self Watering Plant Pots

Brass Watering Can
Best Time to Plant in Portsmouth
Check the growing calendar for Portsmouth at the Old Farmer's Almanac to see the best planting times for the region.
Need Gardening Gear?
PlantGuideOnline.com has selected some of our favorite products to help you with your next growing project. From seed starting trays and fertilizers to decor and lifestyle items, we think you'll love what we've selected.

Brass Watering Can

Small Greenhouse Kit

Stainless Steel Garden Tool Set

Cluck Around Sign

Hoeing Ain't Easy Garden Sign
Portsmouth's Temperature
USDA Growing Zone: 5b
Zip Codes: 51565
Longitude: -95.5192
Latitude: 41.6501
Lowest Avg Temperatures (F): -15 to -10
The USDA growing zone is 5b in Portsmouth, IA. This is a measure of the lowest temperature that a plant can survive, helping to decide what plants would be suitable for the region's climate. According to our records, the average annual extreme minimum temperature in Portsmouth is -15 to -10 degrees Fahrenheit. If you would like to learn more, visit our page on the growing zone for Portsmouth, IA.
Map of Portsmouth

Hydroponic Garden Grow Kit

Self Watering Plant Pots

Steel Hori Hori Weeding Knife

Raised Garden Planter

Small Greenhouse Kit
All Towns In IA
Tools You'll Love
PlantGuideOnline.com has selected some of our favorite products to help you with your next growing project. From seed starting trays and fertilizers to decor and lifestyle items, we think you'll love what we've selected.

Cluck Around Sign

Brass Decorative Faucet Handle

Small Greenhouse Kit

Reusable Grow Bags

Hoeing Ain't Easy Garden Sign
Plants For Other States
Looking for the best plants in a different area of the United States? Click on a button below to find plants that are ideal for that state's temperatures.

Steel Hori Hori Weeding Knife

Small Greenhouse Kit

Self Watering Plant Pots

Fiskars Garden Harvest Basket

Raised Garden Bed Kit
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