Before planting it is a good idea to find your USDA Zone info to figure out 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.

In Lincoln you can determine when it's possible to plant tropical water plants by looking at the USDA zone info.

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.

It's probably not a good idea to plant tropical water plants until after the last frost has passed because they require warm weather.

The earliest that you can plant tropical water plants in Lincoln 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 tropical water plants and expect a good harvest is probably August. If you wait any later than that and your tropical water plants may not have a chance to really do well. If you are starting your tropical water plants indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

On average all chance of frost has passed is on April 15 in Lincoln. In the coldest months of winter you can expect an average low temperature of 5°F.

Since the USDA zone info for Lincoln is an average the actual date of last frost is different every year. Half of the time in Lincoln you get a frost after April 15 so be sure to be ready to cover your tropical water plants in the event of a surprise late frost.

USDA Zone Info for Lincoln

Here is the info for USDA Zone 7b.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	5°F
Highest Expected Low	10°F

This means that on a really cold year, the coldest it will get is 5°F. On most years you should be prepared to experience lows near 10°F.

Plants to Grow in Lincoln

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