One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

You should be able to estimate when it's the best time to plant scaevola by using the USDA zone info for Grand Ledge.

Planting Calendar for Scaevola

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

You really shouldn't plant scaevola until after the last frost has passed because they are not cold tolerant.

The earliest that you can plant scaevola in Grand Ledge 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. You can get started a little bit earlier by starting your scaevola indoors.

Last Frost Date

In Grand Ledge the average date of last frost happens on April 15. In the coldest months of winter you should expect an average low temperature of -15°F.

Since the USDA zone info for Grand Ledge is an average the actual date of last frost will vary from year to year. Since half of the time in Grand Ledge you get surprised by a frost after April 15 be ready to cover your scaevola in the event of one of those late frosts.

USDA Zone Info for Grand Ledge

Here is the info for USDA Zone 5b.

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

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Grand Ledge

You may be interested in your other planting guides for Grand Ledge.