One of the first steps you take when you are making a decision about your gardening schedule is find your 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.

In Waltham you can figure out when it's possible to plant axilflower by reviewing the USDA zone info.

Planting Calendar for Axilflower

Frost tolerance for axilflower:	Not tolerant of frost.
When to plant:	After the last frost has passed.

Axilflower are not cold tolerant which means that it's necessary to wait until it warms up after the last frost before you can plant them.

The earliest that you can plant axilflower in Waltham 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 axilflower and expect a good harvest is probably August. You probably don't want to wait any later than that or else your axilflower may not have a chance to fully mature. If you are starting your axilflower indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

In Waltham the average date of last frost happens on April 15. It might get as low as -10°F during the coldest months of winter.

Keep in mind that USDA zone info for Waltham is just an average and the actual date of last frost changes from year to year. Half of the time in Waltham it frosts late in the year after April 15 so make sure that you are ready to cover your axilflower if you have one of those late frosts.

USDA Zone Info for Waltham

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Waltham

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