One of the best tools that you have as gardeners to help us determine 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.

By looking at the USDA zone info for Paradise you should be able to figure out when it's the best time to plant romaine lettuce.

Planting Calendar for Romaine lettuce

Frost tolerance for romaine lettuce:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

Romaine lettuce do well in cold which means that you can plant them a quite a bit earlier than other frost tender plants.

The earliest that you can plant romaine lettuce in Paradise 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 romaine lettuce and expect a good harvest is probably October. Any later than that and your romaine lettuce may not have a chance to fully mature. Starting your romaine lettuce indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is February 15 in Paradise. In the coldest months of winter you should expect an average low temperature of 25°F.

Since the USDA zone info for Paradise may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Since half of the time in Paradise you get a frost after February 15 be ready to protect your romaine lettuce if you have a surprise late frost.

USDA Zone Info for Paradise

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 Paradise

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