One of the best tools that you have as gardeners to help us determine your gardening schedule is the 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 you can plant blue lace flowers in Vallejo by referring to the USDA zone info.

Planting Calendar for Blue Lace Flowers

Frost tolerance for blue lace flowers:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Blue Lace Flowers do ok in moderate cold which tells us that you can start planting them slightly earlier than other frost tender plants.

The earliest that you can plant blue lace flowers in Vallejo is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant blue lace flowers and expect a good harvest is probably September. You probably don't want to wait any later than that or else your blue lace flowers may not have a chance to grow to maturity. You can get started a little bit earlier by starting your blue lace flowers indoors.

Last Frost Date

On average all chance of frost has passed is on February 15 in Vallejo. In the coldest months of winter you can expect an average low temperature of 25°F.

It's important to remember that USDA zone info for Vallejo is just an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Vallejo you get surprised by a frost after February 15 so be sure to be ready to protect your blue lace flowers in the event of a late frost.

USDA Zone Info for Vallejo

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 Vallejo

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