When to Plant Celosia in Franklin, NH

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.

By using the USDA zone info for Franklin you will be able to determine when it's the best time to plant celosia.


Planting Calendar for Celosia

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

Since celosia require warm weather it's necessary to wait until after the last frost when the weather gets warmer before you can plant them.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant celosia
Possibly ok, but a risky time to plant celosia
Probably not a good time to plant celosia

The earliest that you can plant celosia in Franklin 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. If you are starting your celosia indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in Franklin. You can expect an average low temperature of -20°F in the coldest months of winter.

Since the USDA zone info for Franklin is not always accurate the actual date of last frost will vary from year to year. Half of the time in Franklin you get a frost after April 15 so be sure to be ready to protect your celosia if you have one of those late frosts.

USDA Zone Info for Franklin

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 Franklin

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