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.

By referring to the USDA zone info for Downingtown it's possible to determine when it's possible to plant maltese cross.

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 just a bit earlier in the year because they do well in moderate cold.

The earliest that you can plant maltese cross in Downingtown 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. Any later than that and your maltese cross may not have a chance to grow to maturity. If you are starting your maltese cross indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Downingtown. In the coldest months of winter you should expect an average low temperature of -5°F.

Just be sure to remember that USDA zone info for Downingtown may not be accurate from year to year and the actual date of last frost changes from year to year. Half of the time in Downingtown last frost occurs after April 15 so just be sure to be ready to protect your maltese cross if you have a late frost.

USDA Zone Info for Downingtown

Here is the info for USDA Zone 6b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-5°F
Highest Expected Low	0°F

This means that on a really cold year, the coldest it will get is -5°F. On most years you should be prepared to experience lows near 0°F.

Plants to Grow in Downingtown

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