When to Plant Crossandra in Concord, NH

One of the first steps you take when you are figuring out your gardening schedule is find your USDA Zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You can determine when you can plant crossandra in Concord by checking out the USDA zone info.


Planting Calendar for Crossandra

Frost tolerance for crossandra: Not tolerant of frost.
When to plant: After the last frost.

You can not plant crossandra until after the last frost when the weather gets warmer because they are not cold tolerant.

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

The earliest that you can plant crossandra in Concord 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 crossandra and expect a good harvest is probably August. Any later than that and your crossandra may not have a chance to fully mature. Starting your crossandra indoors is a great way to get them started a little bit earlier.

Last Frost Date

On average all chance of frost has passed is on April 15 in Concord. In the coldest months of winter you can expect an average low temperature of -15°F.

Since the USDA zone info for Concord may not be accurate from year to year the actual date of last frost changes from year to year. Since half of the time in Concord it frosts late in the year after April 15 be ready to cover your crossandra if you have a late frost.

USDA Zone Info for Concord

Here is the info for USDA Zone 5b.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-15°F
Highest Expected Low-10°F

This means that on a really cold year, the coldest it will get is -15°F. On most years you should be prepared to experience lows near -10°F.

Plants to Grow in Concord

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