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.

By using the USDA zone info for Siloam Springs you will be able to determine when it's possible to plant lantana.

Planting Calendar for Lantana

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

Lantana are not cold tolerant which tells us that it is important to wait until it warms up after the last frost before you can plant them.

The earliest that you can plant lantana in Siloam Springs 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 lantana and expect a good harvest is probably August. If you wait any later than that and your lantana may not have a chance to fully mature. Starting your lantana indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is April 15 in Siloam Springs. In the coldest months of winter you can expect an average low temperature of 0°F.

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

USDA Zone Info for Siloam Springs

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 Siloam Springs

You may be interested in your other planting guides for Siloam Springs.