The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The USDA zone info for Helena should be reffered to in order to estimate when it's a good idea to plant buddha belly plant.

Planting Calendar for Buddha belly plant

Frost tolerance for buddha belly plant:	Not tolerant of frost.
When to plant:	After the last frost.

Since buddha belly plant require warm weather you must wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant buddha belly plant in Helena 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 buddha belly plant and expect a good harvest is probably August. If you wait any later than that and your buddha belly plant may not have a chance to grow to maturity. Starting your buddha belly plant indoors is a great way to get them started a few weeks earlier.

Last Frost Date

On average the last frost when the weather gets warmer is on May 15 in Helena. It might get as low as -25°F during the coldest months of winter.

Just be sure to remember that the actual date of last frost is an average because it is based on the USDA zone info for Helena and it will vary from year to year. Since half of the time in Helena it frosts late in the year after May 15 be ready to cover your buddha belly plant if you have a surprise late frost.

USDA Zone Info for Helena

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 Helena

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