One of the first steps you take when you are making a decision about your gardening schedule is find your 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.

The USDA zone info for Roma should be reffered to in order to estimate when you can plant clover.

Planting Calendar for Clover

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

Since clover are one of those plants that can tolerate a tiny bit of cold weather you can plant them just a tiny bit earlier in the year than other plants that might not handle the cold.

The earliest that you can plant clover in Roma 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 clover and expect a good harvest is probably September. If you wait any later than that and your clover may not have a chance to fully mature. If you are starting your clover indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

In Roma the average date of last frost happens on February 15. In the coldest months of winter you should expect an average low temperature of 25°F.

Keep in mind that USDA zone info for Roma is an average and the actual date of last frost is different every year. Half of the time in Roma you get surprised by a frost after February 15 so always be ready to protect your clover in the event of a surprise late frost.

USDA Zone Info for Roma

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 Roma

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