The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

It's possible to estimate when it's a good idea to plant galium by checking out the USDA zone info for San Luis.

Planting Calendar for Galium

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

You can plant galium a little earlier in the year because they do well in moderate cold.

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

Last Frost Date

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

Remember that the actual date of last frost is an average because it is based on the USDA zone info for San Luis and it can change quite a bit from year to year. Half of the time in San Luis you get a frost after January 31 so be sure to be ready to protect your galium if you have a late frost.

USDA Zone Info for San Luis

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 San Luis

You may be interested in your other planting guides for San Luis.