When to Plant Dahlberg Daisy in Darby, PA

One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

You should be able to estimate when to plant dahlberg daisy by referring to the USDA zone info for Darby.


Planting Calendar for Dahlberg Daisy

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

Dahlberg Daisy are not cold tolerant which means that it's necessary to wait until it warms up after the last frost when the weather gets warmer before you can plant them.

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

The earliest that you can plant dahlberg daisy in Darby 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 dahlberg daisy and expect a good harvest is probably August. You probably don't want to wait any later than that or else your dahlberg daisy may not have a chance to fully mature. If you are starting your dahlberg daisy indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

The average date of last frost is April 15 in Darby. In the coldest months of winter you should expect an average low temperature of 0°F.

Always keep in mind that the actual date of last frost is not always accurate because it is based on the USDA zone info for Darby and it is different every year. Half of the time in Darby it frosts late in the year after April 15 so just be sure to be ready to cover your dahlberg daisy if you have a surprise late frost.

USDA Zone Info for Darby

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 Low0°F
Highest Expected Low5°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 Darby

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