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.

A common way of estimating when it's the best time to plant polka dot plant is to examine the USDA zone info for Port Allen.

Planting Calendar for Polka Dot Plant

Frost tolerance for polka dot plant:	Not tolerant of frost.
When to plant:	After the last frost has passed.

Since polka dot plant are not cold tolerant you need to wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant polka dot plant in Port Allen 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 polka dot plant and expect a good harvest is probably August. Any later than that and your polka dot plant may not have a chance to really do well. Starting your polka dot plant indoors is a great way to get them started a little bit earlier.

Last Frost Date

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

Remember that the actual date of last frost may not be accurate from year to year because it is based on the USDA zone info for Port Allen and it is different every year. Since half of the time in Port Allen there is a last frost after March 15 be ready to protect your polka dot plant in the event of one of those late frosts.

USDA Zone Info for Port Allen

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 Port Allen

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