The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. 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 Old Town should be used to figure out when it's a good idea to plant scaevola.

Planting Calendar for Scaevola

Frost tolerance for scaevola:	Not tolerant of frost.
When to plant:	After the last frost has passed.

Since scaevola require warm weather it's necessary to wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant scaevola in Old Town 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 scaevola and expect a good harvest is probably August. You probably don't want to wait any later than that or else your scaevola may not have a chance to fully mature. Starting your scaevola indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is April 15 in Old Town. You can expect an average low temperature of -20°F in the coldest months of winter.

Since the USDA zone info for Old Town is just an average the actual date of last frost can change quite a bit from year to year. Half of the time in Old Town you get surprised by a frost after April 15 so always be ready to cover your scaevola if you have one of those late frosts.

USDA Zone Info for Old Town

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-20°F
Highest Expected Low	-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Old Town

You may be interested in your other planting guides for Old Town.