Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

A way of determining when it's the best time to plant aurinia is to check out the USDA zone info for Smithville.

Planting Calendar for Aurinia

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

You can plant aurinia much earlier in the year because they are very cold tolerant.

The earliest that you can plant aurinia in Smithville is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant aurinia and expect a good harvest is probably September. You probably don't want to wait any later than that or else your aurinia may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your aurinia indoors.

Last Frost Date

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

It's important to remember that USDA zone info for Smithville is just an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Smithville there is a last frost after March 15 so make sure that you are ready to protect your aurinia if you have a surprise late frost.

USDA Zone Info for Smithville

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 Smithville

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