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.

The USDA zone info for Portsmouth can be reviewed to estimate when to plant livingstone daisy.

Planting Calendar for Livingstone Daisy

Frost tolerance for livingstone daisy:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

Livingstone Daisy do not do well in cold weather which means that it is necessary to wait until it warms up after all chance of frost has passed before you can plant them.

The earliest that you can plant livingstone daisy in Portsmouth is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant livingstone daisy and expect a good harvest is probably August. You probably don't want to wait any later than that or else your livingstone daisy may not have a chance to fully mature. Starting your livingstone daisy indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Portsmouth. You can expect an average low temperature of -10°F in the coldest months of winter.

Since the USDA zone info for Portsmouth is an average the actual date of last frost will vary from year to year. Since half of the time in Portsmouth last frost occurs after April 15 be ready to cover your livingstone daisy if you have a surprise late frost.

USDA Zone Info for Portsmouth

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Portsmouth

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