Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By reviewing the USDA zone info for Roseville you should be able to determine when to plant basil.

Planting Calendar for Basil

Frost tolerance for basil:	Not tolerant of frost.
When to plant:	After the last frost has passed.

It's probably a bad idea to plant basil until after all chance of frost has passed because they are not cold tolerant.

The earliest that you can plant basil in Roseville is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant basil and expect a good harvest is probably August. If you wait any later than that and your basil may not have a chance to really do well. You can get started a couple of weeks earlier by starting your basil indoors.

Last Frost Date

In Roseville the average date of last frost happens on April 15. You should expect an average low temperature of -5°F in the coldest months of winter.

Always keep in mind that the actual date of last frost is not always accurate because it is based on the USDA zone info for Roseville and it will vary from year to year. Half of the time in Roseville there is a last frost after April 15 so always be ready to cover your basil in the event of one of those late frosts.

USDA Zone Info for Roseville

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°F

This means that on a really cold year, the coldest it will get is -5°F. On most years you should be prepared to experience lows near 0°F.

Plants to Grow in Roseville

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