Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. 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 Modesto should be read to determine when it's a good idea to plant scaevola.

Planting Calendar for Scaevola

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

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

The earliest that you can plant scaevola in Modesto is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant scaevola and expect a good harvest is probably September. If you wait any later than that and your scaevola may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your scaevola indoors.

Last Frost Date

The average date of last frost is February 15 in Modesto. You can expect an average low temperature of 25°F in the coldest months of winter.

Remember that the actual date of last frost is just an average because it is based on the USDA zone info for Modesto and it will vary from year to year. Since half of the time in Modesto there is a last frost after February 15 be ready to cover your scaevola in the event of a surprise late frost.

USDA Zone Info for Modesto

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°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 30°F.

Plants to Grow in Modesto

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