One of the best tools that you have as gardeners to help us figure out 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.

The USDA zone info for Canyon should be reffered to in order to determine when to plant scaevola.

Planting Calendar for Scaevola

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

You should not plant scaevola until after all chance of frost has passed because they are not cold tolerant.

The earliest that you can plant scaevola in Canyon 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 really do well. If you are starting your scaevola indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average the last frost is on April 15 in Canyon. In the coldest months of winter you should expect an average low temperature of 0°F.

Remember that USDA zone info for Canyon is not always accurate and the actual date of last frost can change quite a bit from year to year. Half of the time in Canyon you get surprised by a frost after April 15 so make sure that you are prepared to protect your scaevola if you have one of those late frosts.

USDA Zone Info for Canyon

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 Canyon

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