Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The best time to plant maltese cross in Yankton can be figured out by referring to the USDA zone info.

Planting Calendar for Maltese Cross

Frost tolerance for maltese cross:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

You can plant maltese cross a bit earlier in the year because they are one of those plants that can tolerate a little bit of cold weather.

The earliest that you can plant maltese cross in Yankton is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant maltese cross and expect a good harvest is probably September. You probably don't want to wait any later than that or else your maltese cross may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your maltese cross indoors.

Last Frost Date

On average the last frost is on April 15 in Yankton. You should expect an average low temperature of -20°F in the coldest months of winter.

Since the USDA zone info for Yankton is an average the actual date of last frost can change quite a bit from year to year. Half of the time in Yankton there is a last frost after April 15 so make sure that you are prepared to cover your maltese cross if you have a late frost.

USDA Zone Info for Yankton

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-20°F
Highest Expected Low	-15°F

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

Plants to Grow in Yankton

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