One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The best time to plant columbine in Bayonne should be determined by looking at the USDA zone info.

Planting Calendar for Columbine

Frost tolerance for columbine:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

You can plant columbine a little bit earlier in the year because they are moderately cold tolerant.

The earliest that you can plant columbine in Bayonne 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 columbine and expect a good harvest is probably September. You probably don't want to wait any later than that or else your columbine may not have a chance to grow to maturity. Starting your columbine 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 Bayonne. You should expect an average low temperature of 5°F in the coldest months of winter.

Keep in mind that USDA zone info for Bayonne is an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Bayonne there is a last frost after April 15 be ready to cover your columbine in the event of a surprise late frost.

USDA Zone Info for Bayonne

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 Low	5°F
Highest Expected Low	10°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 Bayonne

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