What Can Grow in Portland, OR

Portland's Pacific Northwest climate is excellent for cool-season crops — warm dry summers and mild wet winters.

Portland, OR is in USDA Hardiness Zone 8b. The growing season lasts about 220 days, with last frost around February 28 and first fall frost around November 20. Top crops include tomatoes, broccoli, kale.

8bUSDA Zone
220 daysFrost-Free
February 28Last Frost
November 20First Frost
🌱 What Grows in Portland
tomatoesbroccolikalebeansbeetshazelnuts
💡 Planting Tips

Mild wet winters. Warm dry summers. Cool-season crops thrive. Tomatoes need sunniest spots.

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📍 Full Zone 8b Guide 🌎 Oregon Planting Guide

Frequently Asked Questions

Portland, OR is in USDA Plant Hardiness Zone 8b. Portland's Pacific Northwest climate is excellent for cool-season crops — warm dry summers and mild wet winters.

The average last spring frost in Portland is around February 28. The first fall frost typically arrives around November 20, giving a frost-free growing season of approximately 220 days.

Portland's Zone 8b climate supports growing tomatoes, broccoli, kale, beans, beets, hazelnuts. Mild wet winters. Warm dry summers. Cool-season crops thrive. Tomatoes need sunniest spots.

In Portland, start with cool-season crops like lettuce, spinach, and broccoli a few weeks before the last frost date of February 28. Warm-season crops like tomatoes and peppers should go in after all frost risk has passed.