One of the first steps you take when you are estimating your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You should be able to determine when it's possible to plant evolvulus by referring to the USDA zone info for Monterey.

Planting Calendar for Evolvulus

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

Evolvulus do not do well in cold weather which means that you have to wait until it warms up after the last frost before you can plant them.

The earliest that you can plant evolvulus in Monterey 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 evolvulus and expect a good harvest is probably September. If you wait any later than that and your evolvulus may not have a chance to really do well. Starting your evolvulus indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is January 31 in Monterey. You can expect an average low temperature of 30°F in the coldest months of winter.

Since the USDA zone info for Monterey is an average the actual date of last frost will vary from year to year. Half of the time in Monterey there is a last frost after January 31 so just be sure to be ready to cover your evolvulus if you have one of those late frosts.

USDA Zone Info for Monterey

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	30°F
Highest Expected Low	35°F

This means that on a really cold year, the coldest it will get is 30°F. On most years you should be prepared to experience lows near 35°F.

Plants to Grow in Monterey

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