One of the best tools that you have as gardeners to help us figure out 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.

The USDA zone info for Tempe can be reffered to in order to determine when it's possible to plant mecardonia.

Planting Calendar for Mecardonia

Frost tolerance for mecardonia:	Not tolerant of frost.
When to plant:	After the last frost when the weather gets warmer.

You can not plant mecardonia until after the last frost because they do not do well in cold weather.

The earliest that you can plant mecardonia in Tempe 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 mecardonia and expect a good harvest is probably September. You probably don't want to wait any later than that or else your mecardonia may not have a chance to grow to maturity. You can get started a little bit earlier by starting your mecardonia indoors.

Last Frost Date

In Tempe the average date of last frost happens on February 15. You can expect an average low temperature of 25°F in the coldest months of winter.

Always keep in mind that USDA zone info for Tempe is not always accurate and the actual date of last frost can change quite a bit from year to year. Half of the time in Tempe it frosts late in the year after February 15 so just be sure to be ready to protect your mecardonia if you have one of those late frosts.

USDA Zone Info for Tempe

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 Tempe

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