When to Plant Impatiens in Plaquemine, LA

The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The first chance to plant impatiens in Plaquemine can be estimated by reviewing the USDA zone info.


Planting Calendar for Impatiens

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

Since impatiens are not cold tolerant it is important to wait until after the last frost has passed before you can plant them.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant impatiens
Possibly ok, but a risky time to plant impatiens
Probably not a good time to plant impatiens

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

The last month that you can plant impatiens and expect a good harvest is probably September. If you wait any later than that and your impatiens may not have a chance to fully mature. Starting your impatiens indoors is a great way to get them started a few weeks earlier.

Last Frost Date

The average date of last frost is February 15 in Plaquemine. You can expect an average low temperature of 20°F in the coldest months of winter.

Remember that the actual date of last frost is not always accurate because it is based on the USDA zone info for Plaquemine and it changes from year to year. Since half of the time in Plaquemine it frosts late in the year after February 15 be ready to protect your impatiens if you have one of those late frosts.

USDA Zone Info for Plaquemine

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 Low20°F
Highest Expected Low25°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 Plaquemine

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