One of the first steps you take when you are determining your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

It's possible to estimate when to plant dahlberg daisy by reviewing the USDA zone info for Altoona.

Planting Calendar for Dahlberg Daisy

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

Dahlberg Daisy are not cold tolerant which tells us that you must wait until it warms up after the last frost before you can plant them.

The earliest that you can plant dahlberg daisy in Altoona 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. If you wait any later than that and 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 little bit earlier.

Last Frost Date

On average the last frost is on April 15 in Altoona. You can expect an average low temperature of -10°F in the coldest months of winter.

Remember that USDA zone info for Altoona is not always accurate and the actual date of last frost will vary from year to year. Half of the time in Altoona you get surprised by a frost after April 15 so always be ready to cover your dahlberg daisy if you have one of those late frosts.

USDA Zone Info for Altoona

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-10°F
Highest Expected Low	-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Altoona

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