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.

It's possible to figure out when it's the best time to plant candytuft by referring to the USDA zone info for Altoona.

Planting Calendar for Candytuft

Frost tolerance for candytuft:	Tolerant of some frost.
When to plant:	Up to 5 weeks before last frost.

Candytuft can survive in some cold which means that you can plant them a little bit earlier in the year than plants that are more sensitive to the cold.

The earliest that you can plant candytuft in Altoona is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant candytuft and expect a good harvest is probably September. Any later than that and your candytuft may not have a chance to really do well. If you are starting your candytuft indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

In Altoona the average date of last frost happens on April 15. You should expect an average low temperature of -20°F in the coldest months of winter.

Since the USDA zone info for Altoona is not always accurate the actual date of last frost can change quite a bit from year to year. Since half of the time in Altoona it frosts late in the year after April 15 be ready to cover your candytuft if you have a surprise late frost.

USDA Zone Info for Altoona

Here is the info for USDA Zone 5a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	-20°F
Highest Expected Low	-15°F

This means that on a really cold year, the coldest it will get is -20°F. On most years you should be prepared to experience lows near -15°F.

Plants to Grow in Altoona

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