Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

One way of getting a good idea when it's a good idea to plant lenten rose is to consult the USDA zone info for Chelsea.

Planting Calendar for Lenten Rose

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

You can plant lenten rose a bit earlier in the year because they do well in moderate cold.

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

Since the USDA zone info for Chelsea is just an average the actual date of last frost can change quite a bit from year to year. Half of the time in Chelsea it frosts late in the year after April 15 so just be sure to be ready to cover your lenten rose if you have one of those late frosts.

USDA Zone Info for Chelsea

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 Chelsea

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