One of the best tools that you have as gardeners to help us figure out your gardening schedule is the 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.

The earliest that you can plant mexican feather grass in New Haven should be figured out by using the USDA zone info.

Planting Calendar for Mexican Feather Grass

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

Since mexican feather grass are moderately cold tolerant you can plant them just a bit earlier in the year than other plants that might not handle the cold.

The earliest that you can plant mexican feather grass in New Haven 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 mexican feather grass and expect a good harvest is probably September. Any later than that and your mexican feather grass may not have a chance to really do well. You can get started a few weeks earlier by starting your mexican feather grass indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on April 15 in New Haven. You should expect an average low temperature of 0°F in the coldest months of winter.

Keep in mind that USDA zone info for New Haven is not always accurate and the actual date of last frost changes from year to year. Half of the time in New Haven you get a frost after April 15 so be sure to be ready to cover your mexican feather grass if you have a late frost.

USDA Zone Info for New Haven

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in New Haven

You may be interested in your other planting guides for New Haven.