What Can Grow in Concord, NH

Concord the state capital sits in the Merrimack Valley with moderate New Hampshire growing conditions.

Concord, NH is in USDA Hardiness Zone 5a. The growing season lasts about 138 days, with last frost around May 8 and first fall frost around October 18. Top crops include tomatoes, beans, broccoli.

5aUSDA Zone
138 daysFrost-Free
May 8Last Frost
October 18First Frost
🌱 What Grows in Concord
tomatoesbeansbroccolikaleroot vegetablespotatoes
💡 Planting Tips

Capital city in valley. Moderate NH conditions. Focus on cold-hardy varieties for reliability.

🌱
Shop seeds matched to your zone Burpee, Park Seed, and more — curated for your growing conditions.
Shop Seeds →
🔗 More Resources
📍 Full Zone 5a Guide 🌎 New Hampshire Planting Guide

Frequently Asked Questions

Concord, NH is in USDA Plant Hardiness Zone 5a. Concord the state capital sits in the Merrimack Valley with moderate New Hampshire growing conditions.

The average last spring frost in Concord is around May 8. The first fall frost typically arrives around October 18, giving a frost-free growing season of approximately 138 days.

Concord's Zone 5a climate supports growing tomatoes, beans, broccoli, kale, root vegetables, potatoes. Capital city in valley. Moderate NH conditions. Focus on cold-hardy varieties for reliability.

In Concord, start with cool-season crops like lettuce, spinach, and broccoli a few weeks before the last frost date of May 8. Warm-season crops like tomatoes and peppers should go in after all frost risk has passed.