One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

One way of determining when to plant tropical water plants is to check out the USDA zone info for Houma.

Planting Calendar for Tropical Water Plants

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

Tropical Water Plants require warm weather which means that you have to wait until it warms up after the last frost before you can plant them.

The earliest that you can plant tropical water plants in Houma 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 tropical water plants and expect a good harvest is probably September. If you wait any later than that and your tropical water plants may not have a chance to really do well. Starting your tropical water plants indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

In Houma the average date of last frost happens on February 15. You can expect an average low temperature of 20°F in the coldest months of winter.

Remember that USDA zone info for Houma may not be accurate from year to year and the actual date of last frost changes from year to year. Half of the time in Houma you get a frost after February 15 so be sure to be ready to protect your tropical water plants in the event of a late frost.

USDA Zone Info for Houma

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 Houma

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