One of the best tools that you have as gardeners to help us estimate your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

In Helotes you can figure out when to plant bower vine by checking out the USDA zone info.

Planting Calendar for Bower Vine

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

It's probably not a good idea to plant bower vine until after the last frost when the weather gets warmer because they are not cold tolerant.

The earliest that you can plant bower vine in Helotes is April. However, you really should wait until May if you don't want to take any chances.

The last month that you can plant bower vine and expect a good harvest is probably August. Any later than that and your bower vine may not have a chance to fully mature. You can get started a few weeks earlier by starting your bower vine indoors.

Last Frost Date

On average all chance of frost has passed is on March 15 in Helotes. You can expect an average low temperature of 15°F in the coldest months of winter.

Remember that USDA zone info for Helotes is just an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Helotes last frost occurs after March 15 be ready to protect your bower vine in the event of one of those late frosts.

USDA Zone Info for Helotes

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°F

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

Plants to Grow in Helotes

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