One of the best tools that you have as gardeners to help us estimate 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.

By looking at the USDA zone info for Bryan you will be able to figure out when it's a good idea to plant heliotrope.

Planting Calendar for Heliotrope

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

It's not a good idea to plant heliotrope until after the last frost has passed because they are not cold tolerant.

The earliest that you can plant heliotrope in Bryan 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 heliotrope and expect a good harvest is probably August. Any later than that and your heliotrope may not have a chance to grow to maturity. You can get started a few weeks earlier by starting your heliotrope indoors.

Last Frost Date

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

Since the USDA zone info for Bryan is an average the actual date of last frost is different every year. Half of the time in Bryan there is a last frost after March 15 so make sure that you are ready to cover your heliotrope in the event of a surprise late frost.

USDA Zone Info for Bryan

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 Bryan

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