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

A common way of estimating when you can plant creeping zinnia is to use the USDA zone info for Mason.

Planting Calendar for Creeping Zinnia

Frost tolerance for creeping zinnia:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Creeping Zinnia are barely cold tolerant which tells us that you can start planting them slightly earlier than more sensitive plants.

The earliest that you can plant creeping zinnia in Mason is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant creeping zinnia and expect a good harvest is probably August. You probably don't want to wait any later than that or else your creeping zinnia may not have a chance to grow to maturity. You can get started a little bit earlier by starting your creeping zinnia indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Mason. In the coldest months of winter you should expect an average low temperature of -10°F.

Keep in mind that USDA zone info for Mason is an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Mason you get surprised by a frost after April 15 be ready to cover your creeping zinnia if you have one of those late frosts.

USDA Zone Info for Mason

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 Mason

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