One of the best tools that you have as gardeners to help us determine 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.

You can figure out when you can plant tropical water plants in Johnson City 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 the last frost has passed.

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

The earliest that you can plant tropical water plants in Johnson City 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 grow to maturity. You can get started a little bit earlier by starting your tropical water plants indoors.

Last Frost Date

The average date of last frost is April 15 in Johnson City. You should expect an average low temperature of 0°F in the coldest months of winter.

Always keep in mind that USDA zone info for Johnson City is just an average and the actual date of last frost changes from year to year. Half of the time in Johnson City last frost occurs after April 15 so be sure to be ready to protect your tropical water plants if you have a surprise late frost.

USDA Zone Info for Johnson City

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Johnson City

You may be interested in your other planting guides for Johnson City.