Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

One way of making a decision about when it's the best time to plant bittercress is to use the USDA zone info for Moreno Valley.

Planting Calendar for Bittercress

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

Since bittercress do ok in moderate cold you can plant them a bit earlier in the year than other frost tender plants.

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

Last Frost Date

In Moreno Valley the average date of last frost happens on February 15. You can expect an average low temperature of 25°F in the coldest months of winter.

Since the USDA zone info for Moreno Valley is just an average the actual date of last frost changes from year to year. Half of the time in Moreno Valley you get surprised by a frost after February 15 so be sure to be ready to protect your bittercress if you have a late frost.

USDA Zone Info for Moreno Valley

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 Moreno Valley

You may be interested in your other planting guides for Moreno Valley.