Before planting it is a good idea to find your USDA Zone info to determine 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.

One way of estimating when it's the best time to plant nemesia is to refer to the USDA zone info for Payson.

Planting Calendar for Nemesia

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

Nemesia require warm weather which means that it's necessary to wait until it warms up after the last frost before you can plant them.

The earliest that you can plant nemesia in Payson 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 nemesia and expect a good harvest is probably August. Any later than that and your nemesia may not have a chance to grow to maturity. If you are starting your nemesia indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Payson. In the coldest months of winter you can expect an average low temperature of 5°F.

Since the USDA zone info for Payson may not be accurate from year to year the actual date of last frost will vary from year to year. Since half of the time in Payson it frosts late in the year after April 15 be ready to protect your nemesia in the event of one of those late frosts.

USDA Zone Info for Payson

Here is the info for USDA Zone 7b.

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

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

Plants to Grow in Payson

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