Before planting it is a good idea to find your USDA Zone info to estimate 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 figuring out when to plant tropical hibiscus is to look at the USDA zone info for Lincoln.

Planting Calendar for Tropical Hibiscus

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

You can not plant tropical hibiscus until after the last frost when the weather gets warmer because they are not cold tolerant.

The earliest that you can plant tropical hibiscus in Lincoln 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 hibiscus and expect a good harvest is probably September. You probably don't want to wait any later than that or else your tropical hibiscus may not have a chance to really do well. If you are starting your tropical hibiscus indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

On average the last frost is on February 15 in Lincoln. In the coldest months of winter you can expect an average low temperature of 25°F.

Remember that USDA zone info for Lincoln is an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Lincoln you get a frost after February 15 so make sure that you are ready to protect your tropical hibiscus if you have a late frost.

USDA Zone Info for Lincoln

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)	February 15
Average Date of First Frost (fall)	December 15
Lowest Expected Low	25°F
Highest Expected Low	30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Lincoln

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