The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

One way of making a decision about when it's possible to plant carrots is to use the USDA zone info for Eugene.

Planting Calendar for Carrots

Frost tolerance for carrots:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

You can plant carrots a bit earlier in the year because they are one of those plants that can tolerate a little bit of cold weather.

The earliest that you can plant carrots in Eugene is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant carrots and expect a good harvest is probably September. Any later than that and your carrots may not have a chance to fully mature. If you are starting your carrots indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average the last frost has passed is on March 15 in Eugene. You should expect an average low temperature of 15°F in the coldest months of winter.

Just be sure to remember that USDA zone info for Eugene is not always accurate and the actual date of last frost can change quite a bit from year to year. Half of the time in Eugene you get surprised by a frost after March 15 so just be sure to be ready to cover your carrots if you have a surprise late frost.

USDA Zone Info for Eugene

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°F

This means that on a really cold year, the coldest it will get is 15°F. On most years you should be prepared to experience lows near 20°F.

Plants to Grow in Eugene

You may be interested in your other planting guides for Eugene.