What to Plant in August in New Hampshire

Your August planting guide for New Hampshire (USDA Zones 3–6, typically Zone 5). We've broken out activities by zone — jump to yours below.

Growing season varies across Zones 3–6120–180 days. Pick the zone that matches your part of the state.

🏠

57

Start Indoors

🌿

162

Transplant Outdoors

🌱

591

Direct Sow

🧺

918

Harvest

New Hampshire · Zones 3–6

Zone 5 August guide

Zone 5August in New Hampshire★ Most of NH

835 varieties active · Last frost April 30 · 155-day season

🏠 Indoor 57🧺 Harvest 835
Full Zone 5 guide →

+ 827 more Zone 5 varieties for August

Zone 4August in New Hampshire

729 varieties active · Last frost May 10 · 135-day season

🏠 Indoor 57🧺 Harvest 729
Full Zone 4 guide →

+ 721 more Zone 4 varieties for August

Zone 6August in New Hampshire

911 varieties active · Last frost April 15 · 180-day season

🏠 Indoor 57🧺 Harvest 911
Full Zone 6 guide →

+ 903 more Zone 6 varieties for August

Zone 3August in New Hampshire

1337 varieties active · Last frost May 15 · 120-day season

🏠 Indoor 57🌿 Transplant 162🌱 Sow 591🧺 Harvest 609
Full Zone 3 guide →

+ 1329 more Zone 3 varieties for August

August in Regions Overlapping Zones 3–6

August by Zone

New Hampshire Monthly Guides