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.

You should be able to estimate when it's possible to plant lenten rose by using the USDA zone info for Fountain Valley.

Planting Calendar for Lenten Rose

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

You can plant lenten rose a little bit earlier in the year because they are one of those plants that can tolerate a little bit of cold weather.

The earliest that you can plant lenten rose in Fountain Valley 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 lenten rose and expect a good harvest is probably October. Any later than that and your lenten rose may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your lenten rose indoors.

Last Frost Date

On average the last frost has passed is on January 31 in Fountain Valley. You should expect an average low temperature of 35°F in the coldest months of winter.

Keep in mind that the actual date of last frost is just an average because it is based on the USDA zone info for Fountain Valley and it will vary from year to year. Half of the time in Fountain Valley last frost occurs after January 31 so be sure to be ready to cover your lenten rose in the event of a surprise late frost.

USDA Zone Info for Fountain Valley

Here is the info for USDA Zone 10b.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	35°F
Highest Expected Low	40°F

This means that on a really cold year, the coldest it will get is 35°F. On most years you should be prepared to experience lows near 40°F.

Plants to Grow in Fountain Valley

You may be interested in your other planting guides for Fountain Valley.