One of the first steps you take when you are estimating your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The earliest that you can plant alternaria in Mayville should be figured out by using the USDA zone info.

Planting Calendar for Alternaria

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

Alternaria require warm weather which tells us that it's important to wait until it warms up after the last frost before you can plant them.

The earliest that you can plant alternaria in Mayville 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 alternaria and expect a good harvest is probably August. You probably don't want to wait any later than that or else your alternaria may not have a chance to fully mature. Starting your alternaria 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 Mayville. In the coldest months of winter you can expect an average low temperature of -20°F.

Always keep in mind that the actual date of last frost is just an average because it is based on the USDA zone info for Mayville and it is different every year. Half of the time in Mayville you get surprised by a frost after April 15 so just be sure to be ready to cover your alternaria if you have one of those late frosts.

USDA Zone Info for Mayville

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 Mayville

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