One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

It's possible to figure out when it's a good idea to plant marguerite daisy by using the USDA zone info for Rialto.

Planting Calendar for Marguerite Daisy

Frost tolerance for marguerite daisy:	Not tolerant of frost.
When to plant:	After the last frost has passed.

Since marguerite daisy require warm weather it's necessary to wait until after the last frost has passed before you can plant them.

The earliest that you can plant marguerite daisy in Rialto 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 marguerite daisy and expect a good harvest is probably September. You probably don't want to wait any later than that or else your marguerite daisy may not have a chance to fully mature. If you are starting your marguerite daisy indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

In Rialto the average date of last frost happens on January 31. In the coldest months of winter you can expect an average low temperature of 30°F.

Keep in mind that USDA zone info for Rialto is not always accurate and the actual date of last frost changes from year to year. Half of the time in Rialto there is a last frost after January 31 so be sure to be ready to cover your marguerite daisy in the event of one of those late frosts.

USDA Zone Info for Rialto

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	30°F
Highest Expected Low	35°F

This means that on a really cold year, the coldest it will get is 30°F. On most years you should be prepared to experience lows near 35°F.

Plants to Grow in Rialto

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