One of the first steps you take when you are making a decision about your gardening schedule is find your 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.

The earliest that you can plant statice in Helena can be determined by reviewing the USDA zone info.

Planting Calendar for Statice

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

You can plant statice just a bit earlier in the year because they are one of those plants that can tolerate a little bit of cold weather.

The earliest that you can plant statice 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 statice and expect a good harvest is probably September. If you wait any later than that and your statice may not have a chance to really do well. Starting your statice indoors is a great way to get them started 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 should expect an average low temperature of 10°F.

Just be sure to remember that the actual date of last frost is not always accurate because it is based on the USDA zone info for Helena and it changes from year to year. Half of the time in Helena there is a last frost after March 15 so be sure to be ready to protect your statice in the event of a surprise late frost.

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.