Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

By referring to the USDA zone info for Norristown you will be able to determine when you can plant hamelia.

Planting Calendar for Hamelia

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

It's probably a bad idea to plant hamelia until after the last frost when the weather gets warmer because they do not do well in cold weather.

The earliest that you can plant hamelia in Norristown 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. You probably don't want to wait any later than that or else your hamelia may not have a chance to fully mature. You can get started a few weeks earlier by starting your hamelia indoors.

Last Frost Date

On average the last frost is on April 15 in Norristown. In the coldest months of winter you can expect an average low temperature of 0°F.

Remember that USDA zone info for Norristown may not be accurate from year to year and the actual date of last frost will vary from year to year. Since half of the time in Norristown there is a last frost after April 15 be ready to cover your hamelia in the event of a late frost.

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.