One of the best tools that you have as gardeners to help us determine 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 a good idea to estimate when it's a good idea to plant axilflower by referring to the USDA zone info for Altoona.

Planting Calendar for Axilflower

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

It's not a good idea to plant axilflower until after all chance of frost has passed because they do not do well in cold weather.

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

The last month that you can plant axilflower and expect a good harvest is probably August. You probably don't want to wait any later than that or else your axilflower may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your axilflower indoors.

Last Frost Date

In Altoona the average date of last frost happens on May 15. It might get as low as -25°F during the coldest months of winter.

Since the USDA zone info for Altoona is just an average 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 May 15 be ready to protect your axilflower if you have a late frost.

USDA Zone Info for Altoona

Here is the info for USDA Zone 4b.

Average Date of Last Frost (spring)	May 15
Average Date of First Frost (fall)	September 15
Lowest Expected Low	-25°F
Highest Expected Low	-20°F

This means that on a really cold year, the coldest it will get is -25°F. On most years you should be prepared to experience lows near -20°F.

Plants to Grow in Altoona

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