Before planting it is a good idea to find your USDA Zone info to estimate your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You will be able to figure out when you can plant eggplants by using the USDA zone info for Roma.

Planting Calendar for Eggplants

Frost tolerance for eggplants:	Not tolerant of frost.
When to plant:	After the last frost.

Since eggplants do not do well in cold weather it is important to wait until after the last frost before you can plant them.

The earliest that you can plant eggplants in Roma is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant eggplants and expect a good harvest is probably September. If you wait any later than that and your eggplants may not have a chance to fully mature. Starting your eggplants indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on February 15 in Roma. You can expect an average low temperature of 25°F in the coldest months of winter.

Since the USDA zone info for Roma is an average the actual date of last frost can change quite a bit from year to year. Since half of the time in Roma you get a frost after February 15 be ready to protect your eggplants in the event of a 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.