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.

It's possible to figure out when to plant mimulus by reviewing the USDA zone info for Sand Springs.

Planting Calendar for Mimulus

Frost tolerance for mimulus:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

It's not a good idea to plant mimulus until after the last frost when the weather gets warmer because they do not do well in cold weather.

The earliest that you can plant mimulus in Sand Springs 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 mimulus and expect a good harvest is probably August. Any later than that and your mimulus may not have a chance to really do well. Starting your mimulus indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Sand Springs the average date of last frost happens on April 15. In the coldest months of winter you should expect an average low temperature of 0°F.

It's important to remember that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for Sand Springs and it can change quite a bit from year to year. Half of the time in Sand Springs it frosts late in the year after April 15 so be sure to be ready to cover your mimulus in the event of one of those late frosts.

USDA Zone Info for Sand Springs

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Sand Springs

You may be interested in your other planting guides for Sand Springs.