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.

You can estimate when you can plant lantana in Willows by reviewing the USDA zone info.

Planting Calendar for Lantana

Frost tolerance for lantana:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

It's a bad idea to plant lantana until after the last frost because they do not do well in cold weather.

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

The last month that you can plant lantana and expect a good harvest is probably September. You probably don't want to wait any later than that or else your lantana may not have a chance to really do well. If you are starting your lantana indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on February 15 in Willows. In the coldest months of winter you should expect an average low temperature of 25°F.

Keep in mind that the actual date of last frost is just an average because it is based on the USDA zone info for Willows and it will vary from year to year. Half of the time in Willows you get a frost after February 15 so make sure that you are prepared to cover your lantana if you have a late frost.

USDA Zone Info for Willows

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Willows

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