One of the first steps you take when you are estimating your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

One way of making a decision about when you can plant scaevola is to refer to the USDA zone info for Lake Elmo.

Planting Calendar for Scaevola

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

It's not a good idea to plant scaevola until after the last frost when the weather gets warmer because they are not cold tolerant.

The earliest that you can plant scaevola in Lake Elmo is May. However, you really should wait until June 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 really do well. If you are starting your scaevola indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

The average date of last frost is May 15 in Lake Elmo. In the coldest months of winter you should expect an average low temperature of -25°F.

It's important to remember that USDA zone info for Lake Elmo is just an average and the actual date of last frost changes from year to year. Since half of the time in Lake Elmo last frost occurs after May 15 be ready to cover your scaevola if you have a late frost.

USDA Zone Info for Lake Elmo

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

Plants to Grow in Lake Elmo

You may be interested in your other planting guides for Lake Elmo.