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

It's a good idea to estimate when it's a good idea to plant bachelor buttons by looking at the USDA zone info for Port Isabel.

Planting Calendar for Bachelor Buttons

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

Bachelor Buttons are moderately cold tolerant which tells us that you can plant them earlier than more sensitive plants.

The earliest that you can plant bachelor buttons in Port Isabel is January. However, you really should wait until February if you don't want to take any chances.

The last month that you can plant bachelor buttons and expect a good harvest is probably October. You probably don't want to wait any later than that or else your bachelor buttons may not have a chance to fully mature. Starting your bachelor buttons indoors is a great way to get them started a few weeks earlier.

Last Frost Date

In Port Isabel the average date of last frost happens on January 31. It might get as low as 30°F during the coldest months of winter.

Since the USDA zone info for Port Isabel is not always accurate the actual date of last frost changes from year to year. Half of the time in Port Isabel last frost occurs after January 31 so make sure that you are ready to protect your bachelor buttons if you have one of those late frosts.

USDA Zone Info for Port Isabel

Here is the info for USDA Zone 10a.

Average Date of Last Frost (spring)	January 31
Average Date of First Frost (fall)	December 15
Lowest Expected Low	30°F
Highest Expected Low	35°F

This means that on a really cold year, the coldest it will get is 30°F. On most years you should be prepared to experience lows near 35°F.

Plants to Grow in Port Isabel

You may be interested in your other planting guides for Port Isabel.