The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Killeen you can estimate when to plant ruby grass by looking at the USDA zone info.

Planting Calendar for Ruby Grass

Frost tolerance for ruby grass:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

You can plant ruby grass slightly earlier in the year because they do ok in moderate cold.

The earliest that you can plant ruby grass in Killeen 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 ruby grass and expect a good harvest is probably August. Any later than that and your ruby grass may not have a chance to grow to maturity. Starting your ruby grass indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is March 15 in Killeen. In the coldest months of winter you can expect an average low temperature of 15°F.

Always keep in mind that USDA zone info for Killeen is an average and the actual date of last frost will vary from year to year. Since half of the time in Killeen you get surprised by a frost after March 15 be ready to cover your ruby grass in the event of one of those late frosts.

USDA Zone Info for Killeen

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°F

This means that on a really cold year, the coldest it will get is 15°F. On most years you should be prepared to experience lows near 20°F.

Plants to Grow in Killeen

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