The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The USDA zone info for Corona can be looked at to determine when it's possible to plant gypsophila.

Planting Calendar for Gypsophila

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

You can plant gypsophila just a 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 gypsophila in Corona 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 gypsophila and expect a good harvest is probably October. You probably don't want to wait any later than that or else your gypsophila may not have a chance to really do well. If you are starting your gypsophila indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

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

Keep in mind that USDA zone info for Corona is an average and the actual date of last frost is different every year. Since half of the time in Corona you get a frost after February 15 be ready to protect your gypsophila in the event of one of those late frosts.

USDA Zone Info for Corona

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 Corona

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