When to Plant Crossandra in Zone 6b

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.

The earliest that you can plant crossandra in Zone 6b should be figured out by checking out the USDA zone info.

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Planting Calendar for Crossandra

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

You should not plant crossandra until after the last frost because they require warm weather.

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 Zone 6b 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. You probably don't want to wait any later than that or else your crossandra may not have a chance to fully mature. Starting your crossandra indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

On average the last frost has passed is on April 15 in Zone 6b. You can expect an average low temperature of -5°F in the coldest months of winter.

Keep in mind that USDA zone info for Zone 6b is just an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Zone 6b last frost occurs after April 15 so be sure to be ready to cover your crossandra in the event of a late frost.

USDA Zone Info for Zone 6b

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 Low0°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 Zone 6b

You may be interested in your other planting guides for Zone 6b.