The USDA Zone info is a great tool for gardeners to help us estimate 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.

You will be able to estimate when it's possible to plant ruby grass by referring to the USDA zone info for Waukesha.

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.

Ruby Grass do ok in moderate cold which means that you can plant them slightly earlier than plants that are more sensitive to the cold.

The earliest that you can plant ruby grass in Waukesha 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. If you wait any later than that and your ruby grass may not have a chance to fully mature. 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 April 15 in Waukesha. You can expect an average low temperature of -15°F in the coldest months of winter.

Keep in mind that the actual date of last frost is an average because it is based on the USDA zone info for Waukesha and it is different every year. Since half of the time in Waukesha there is a last frost after April 15 be ready to protect your ruby grass in the event of a surprise late frost.

USDA Zone Info for Waukesha

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-15°F
Highest Expected Low	-10°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 -10°F.

Plants to Grow in Waukesha

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