The USDA Zone info is a great tool for gardeners to help us determine 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 first opportunity to plant torch lilys in Norristown should be figured out by checking out the USDA zone info.

Planting Calendar for Torch Lilys

Frost tolerance for torch lilys:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

You can plant torch lilys earlier in the year because they do well in cold.

The earliest that you can plant torch lilys in Norristown 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 torch lilys and expect a good harvest is probably September. If you wait any later than that and your torch lilys may not have a chance to fully mature. You can get started a little bit earlier by starting your torch lilys indoors.

Last Frost Date

The average date of last frost is April 15 in Norristown. You can expect an average low temperature of 0°F in the coldest months of winter.

Remember that USDA zone info for Norristown is an average and the actual date of last frost is different every year. Half of the time in Norristown you get surprised by a frost after April 15 so be sure to be ready to protect your torch lilys if you have one of those late frosts.

USDA Zone Info for Norristown

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 Norristown

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