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 should be able to determine when you can plant tritoma by referring to the USDA zone info for Lemon Grove.

Planting Calendar for Tritoma

Frost tolerance for tritoma:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

Tritoma are one of those plants that can tolerate quite a bit of cold weather which tells us that you can get them planted much earlier than plants that are more sensitive to the cold.

The earliest that you can plant tritoma in Lemon Grove 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 tritoma and expect a good harvest is probably October. Any later than that and your tritoma may not have a chance to fully mature. Starting your tritoma indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average all chance of frost has passed is on January 31 in Lemon Grove. In the coldest months of winter you can expect an average low temperature of 30°F.

Since the USDA zone info for Lemon Grove is not always accurate the actual date of last frost can change quite a bit from year to year. Half of the time in Lemon Grove last frost occurs after January 31 so make sure that you are prepared to protect your tritoma in the event of a late frost.

USDA Zone Info for Lemon Grove

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 Lemon Grove

You may be interested in your other planting guides for Lemon Grove.