One of the best tools that you have as gardeners to help us figure out 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 first opportunity to plant romanesco in Avon should be figured out by referring to the USDA zone info.

Planting Calendar for Romanesco

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

Romanesco tend to make it in mild cold which means that you can plant them a bit earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant romanesco in Avon 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 romanesco and expect a good harvest is probably September. Any later than that and your romanesco may not have a chance to really do well. You can get started a little bit earlier by starting your romanesco indoors.

Last Frost Date

The average date of last frost is April 15 in Avon. In the coldest months of winter you should expect an average low temperature of -5°F.

Since the USDA zone info for Avon may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Since half of the time in Avon last frost occurs after April 15 be ready to protect your romanesco if you have one of those late frosts.

USDA Zone Info for Avon

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 Low	0°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 Avon

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