When to Plant Melampodium in Bethlehem, PA

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 earliest that you can plant melampodium in Bethlehem can be determined by looking at the USDA zone info.


Planting Calendar for Melampodium

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

Melampodium are not cold tolerant which tells us that you must wait until it warms up after all chance of frost has passed before you can plant them.

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

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

Just be sure to remember that USDA zone info for Bethlehem is an average and the actual date of last frost changes from year to year. Half of the time in Bethlehem there is a last frost after April 15 so be sure to be ready to cover your melampodium if you have a surprise late frost.

USDA Zone Info for Bethlehem

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 Bethlehem

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