The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The USDA zone info for Lowell should be used to determine when to plant hamelia.

Planting Calendar for Hamelia

Frost tolerance for hamelia:	Not tolerant of frost.
When to plant:	After all chance of frost has passed.

You should not plant hamelia until after all chance of frost has passed because they require warm weather.

The earliest that you can plant hamelia in Lowell 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 hamelia and expect a good harvest is probably August. Any later than that and your hamelia may not have a chance to grow to maturity. Starting your hamelia indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is April 15 in Lowell. It might get as low as -5°F during the coldest months of winter.

Since the USDA zone info for Lowell is just an average the actual date of last frost is different every year. Since half of the time in Lowell it frosts late in the year after April 15 be ready to cover your hamelia in the event of one of those late frosts.

USDA Zone Info for Lowell

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 Lowell

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