Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By referring to the USDA zone info for Fullerton you will be able to estimate when it's a good idea to plant lemon grass.

Planting Calendar for Lemon grass

Frost tolerance for lemon grass:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Lemon grass are barely cold tolerant which means that you can start planting them slightly earlier than more sensitive plants.

The earliest that you can plant lemon grass in Fullerton 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 lemon grass and expect a good harvest is probably September. If you wait any later than that and your lemon grass may not have a chance to fully mature. You can get started a little bit earlier by starting your lemon grass indoors.

Last Frost Date

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

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

USDA Zone Info for Fullerton

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 Fullerton

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