When to Plant Myosotis in Fontana, CA

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.

A common way of estimating when it's possible to plant myosotis is to check out the USDA zone info for Fontana.


Planting Calendar for Myosotis

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

Myosotis are moderately cold tolerant which means that you can get them planted earlier than other plants that might not handle the cold.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant myosotis
Possibly ok, but a risky time to plant myosotis
Probably not a good time to plant myosotis

The earliest that you can plant myosotis in Fontana 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 myosotis and expect a good harvest is probably October. You probably don't want to wait any later than that or else your myosotis may not have a chance to grow to maturity. Starting your myosotis indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

In Fontana the average date of last frost happens on January 31. You should expect an average low temperature of 30°F in the coldest months of winter.

It's important to remember that USDA zone info for Fontana may not be accurate from year to year and the actual date of last frost changes from year to year. Half of the time in Fontana you get a frost after January 31 so make sure that you are prepared to protect your myosotis if you have a surprise late frost.

USDA Zone Info for Fontana

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 Low30°F
Highest Expected Low35°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 Fontana

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