One of the first steps you take when you are figuring out your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You can figure out when to plant lenten rose in Healdsburg by looking at 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.

Lenten Rose are one of those plants that can tolerate a little bit of cold weather which tells us that you can get them planted earlier than other plants that might not handle the cold.

The earliest that you can plant lenten rose in Healdsburg 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 really do well. Starting your lenten rose indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Healdsburg the average date of last frost happens on February 15. In the coldest months of winter you can expect an average low temperature of 25°F.

Since the USDA zone info for Healdsburg is an average the actual date of last frost is different every year. Half of the time in Healdsburg 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 Healdsburg

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 Healdsburg

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