One of the first steps you take when you are determining your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The earliest that you can plant celosia in Duquesne should be determined by using the USDA zone info.

Planting Calendar for Celosia

Frost tolerance for celosia:	Not tolerant of frost.
When to plant:	After the last frost has passed.

You can not plant celosia until after the last frost because they are not cold tolerant.

The earliest that you can plant celosia in Duquesne is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant celosia and expect a good harvest is probably August. If you wait any later than that and your celosia may not have a chance to really do well. Starting your celosia 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 Duquesne. In the coldest months of winter you should expect an average low temperature of -5°F.

Always keep in mind that USDA zone info for Duquesne is just an average and the actual date of last frost changes from year to year. Half of the time in Duquesne last frost occurs after April 15 so make sure that you are prepared to cover your celosia if you have one of those late frosts.

USDA Zone Info for Duquesne

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 Duquesne

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