The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Siloam Springs you can estimate when to plant pampas grass by using the USDA zone info.

Planting Calendar for Pampas Grass

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

It's not a good idea to plant pampas grass until after the last frost when the weather gets warmer because they do not do well in cold weather.

The earliest that you can plant pampas grass 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 pampas grass and expect a good harvest is probably August. Any later than that and your pampas grass may not have a chance to really do well. Starting your pampas grass indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average the last frost is on April 15 in Siloam Springs. You should expect an average low temperature of 0°F in the coldest months of winter.

Just be sure to remember that the actual date of last frost is just an average because it is based on the USDA zone info for Siloam Springs and it is different every year. Since half of the time in Siloam Springs you get a frost after April 15 be ready to protect your pampas grass in the event of a surprise late frost.

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.