When to Plant Alyssum in Cornelius, NC

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 USDA zone info for Cornelius can be read to estimate when it's the best time to plant alyssum.


Planting Calendar for Alyssum

Frost tolerance for alyssum: Very tolerant of frost.
When to plant: Up to 7 weeks before last frost.

Alyssum do well in cold which means that you can plant them much earlier than plants that are more sensitive to the cold.

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

The earliest that you can plant alyssum in Cornelius 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 alyssum and expect a good harvest is probably September. You probably don't want to wait any later than that or else your alyssum may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your alyssum indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Cornelius. In the coldest months of winter you can expect an average low temperature of 5°F.

Keep in mind that USDA zone info for Cornelius is an average and the actual date of last frost is different every year. Since half of the time in Cornelius you get surprised by a frost after April 15 be ready to cover your alyssum if you have one of those late frosts.

USDA Zone Info for Cornelius

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low5°F
Highest Expected Low10°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 10°F.

Plants to Grow in Cornelius

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