One of the first steps you take when you are determining 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.

In Collegedale you can figure out when it's a good idea to plant scaevola by reviewing the USDA zone info.

Planting Calendar for Scaevola

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

You can not plant scaevola until after the last frost has passed because they are not cold tolerant.

The earliest that you can plant scaevola in Collegedale 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. If you wait any later than that and your scaevola may not have a chance to fully mature. Starting your scaevola indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average the last frost is on April 15 in Collegedale. In the coldest months of winter you should expect an average low temperature of 5°F.

Keep in mind that the actual date of last frost is just an average because it is based on the USDA zone info for Collegedale and it is different every year. Since half of the time in Collegedale you get a frost after April 15 be ready to protect your scaevola if you have a surprise late frost.

USDA Zone Info for Collegedale

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	5°F
Highest Expected Low	10°F

This means that on a really cold year, the coldest it will get is 5°F. On most years you should be prepared to experience lows near 10°F.

Plants to Grow in Collegedale

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