The USDA Zone info is a great tool for gardeners to help us determine 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 figure out when to plant diascia by using the USDA zone info for Quincy.

Planting Calendar for Diascia

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

Diascia are moderately cold tolerant which means that you can get them planted earlier than plants that are more sensitive to the cold.

The earliest that you can plant diascia in Quincy 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 diascia and expect a good harvest is probably September. Any later than that and your diascia may not have a chance to really do well. You can get started a little bit earlier by starting your diascia indoors.

Last Frost Date

The average date of last frost is April 15 in Quincy. It might get as low as -5°F during the coldest months of winter.

Since the USDA zone info for Quincy may not be accurate from year to year the actual date of last frost is different every year. Since half of the time in Quincy you get surprised by a frost after April 15 be ready to cover your diascia in the event of one of those late frosts.

USDA Zone Info for Quincy

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 Quincy

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