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.

The first chance to plant lenten rose in Winters can be estimated by reviewing the USDA zone info.

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 do well in moderate cold.

The earliest that you can plant lenten rose in Winters 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. If you wait any later than that and your lenten rose may not have a chance to really do well. If you are starting your lenten rose indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

In Winters the average date of last frost happens on February 15. It might get as low as 25°F during the coldest months of winter.

Keep in mind that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for Winters and it changes from year to year. Half of the time in Winters last frost occurs after February 15 so make sure that you are prepared to cover your lenten rose if you have a surprise late frost.

USDA Zone Info for Winters

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Winters

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