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

In Hollidaysburg you can figure out when to plant argyranthemum by reviewing the USDA zone info.

Planting Calendar for Argyranthemum

Frost tolerance for argyranthemum:	Not tolerant of frost.
When to plant:	After the last frost.

It's probably not a good idea to plant argyranthemum until after the last frost when the weather gets warmer because they require warm weather.

The earliest that you can plant argyranthemum in Hollidaysburg 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 argyranthemum and expect a good harvest is probably August. Any later than that and your argyranthemum may not have a chance to fully mature. You can get started a little bit earlier by starting your argyranthemum indoors.

Last Frost Date

The average date of last frost is April 15 in Hollidaysburg. You can expect an average low temperature of -5°F in the coldest months of winter.

Since the USDA zone info for Hollidaysburg may not be accurate from year to year the actual date of last frost will vary from year to year. Half of the time in Hollidaysburg you get a frost after April 15 so be sure to be ready to cover your argyranthemum if you have a late frost.

USDA Zone Info for Hollidaysburg

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 Low	0°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 Hollidaysburg

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