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.

It's a good idea to estimate when it's the best time to plant primula by checking out the USDA zone info for Eagle Pass.

Planting Calendar for Primula

Frost tolerance for primula:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

Since primula do well in cold you can plant them quite a bit earlier in the year than more sensitive plants.

The earliest that you can plant primula in Eagle Pass 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 primula and expect a good harvest is probably October. Any later than that and your primula may not have a chance to grow to maturity. Starting your primula indoors is a great way to get them started a little bit earlier.

Last Frost Date

The average date of last frost is February 15 in Eagle Pass. In the coldest months of winter you can expect an average low temperature of 20°F.

Since the USDA zone info for Eagle Pass is not always accurate the actual date of last frost will vary from year to year. Since half of the time in Eagle Pass last frost occurs after February 15 be ready to cover your primula in the event of a surprise late frost.

USDA Zone Info for Eagle Pass

Here is the info for USDA Zone 9a.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	20°F
Highest Expected Low	25°F

This means that on a really cold year, the coldest it will get is 20°F. On most years you should be prepared to experience lows near 25°F.

Plants to Grow in Eagle Pass

You may be interested in your other planting guides for Eagle Pass.