Before planting it is a good idea to find your USDA Zone info to figure out your garden schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Helena you can determine when it's possible to plant baby blue eyes by using the USDA zone info.

Planting Calendar for Baby Blue Eyes

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

Baby Blue Eyes can survive in a little bit of 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 baby blue eyes in Helena 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 baby blue eyes and expect a good harvest is probably September. Any later than that and your baby blue eyes may not have a chance to fully mature. If you are starting your baby blue eyes indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

The average date of last frost is March 15 in Helena. In the coldest months of winter you can expect an average low temperature of 10°F.

Remember that the actual date of last frost is an average because it is based on the USDA zone info for Helena and it is different every year. Since half of the time in Helena you get a frost after March 15 be ready to protect your baby blue eyes if you have one of those late frosts.

USDA Zone Info for Helena

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	10°F
Highest Expected Low	15°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 15°F.

Plants to Grow in Helena

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