Before planting it is a good idea to find your USDA Zone info to estimate 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 should be able to estimate when it's the best time to plant lavender by reviewing the USDA zone info for Orange.

Planting Calendar for Lavender

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

Lavender are one of those plants that can tolerate a little bit of cold weather which means that you can start planting them earlier than other plants that might not handle the cold.

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

The last month that you can plant lavender and expect a good harvest is probably October. You probably don't want to wait any later than that or else your lavender may not have a chance to fully mature. You can get started a little bit earlier by starting your lavender indoors.

Last Frost Date

The average date of last frost is January 31 in Orange. In the coldest months of winter you should expect an average low temperature of 30°F.

Remember that USDA zone info for Orange is not always accurate and the actual date of last frost can change quite a bit from year to year. Since half of the time in Orange you get surprised by a frost after January 31 be ready to protect your lavender if you have a surprise late frost.

USDA Zone Info for Orange

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 Orange

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