When to Plant Hamelia in Souderton, PA

Before planting it is a good idea to find your USDA Zone info to estimate 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.

The first chance to plant hamelia in Souderton can be figured out by referring to the USDA zone info.


Planting Calendar for Hamelia

Frost tolerance for hamelia: Not tolerant of frost.
When to plant: After the last frost when the weather gets warmer.

It's a bad idea to plant hamelia until after the last frost because they are not cold tolerant.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant hamelia
Possibly ok, but a risky time to plant hamelia
Probably not a good time to plant hamelia

The earliest that you can plant hamelia in Souderton 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. If you wait any later than that and your hamelia may not have a chance to grow to maturity. If you are starting your hamelia indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

In Souderton the average date of last frost happens on April 15. It might get as low as -5°F during the coldest months of winter.

It's important to remember that USDA zone info for Souderton may not be accurate from year to year and the actual date of last frost is different every year. Since half of the time in Souderton you get a frost after April 15 be ready to protect your hamelia in the event of one of those late frosts.

USDA Zone Info for Souderton

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 Low0°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 Souderton

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