One of the first steps you take when you are getting a good idea your gardening schedule is find your USDA Zone info. 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 tropical water plants in Selah should be determined by using 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.

Since tropical water plants do not do well in cold weather you need to wait until after the last frost before you can plant them.

The earliest that you can plant tropical water plants in Selah 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. Any later than that and your tropical water plants may not have a chance to fully mature. You can get started a few weeks earlier by starting your tropical water plants indoors.

Last Frost Date

On average the last frost has passed is on April 15 in Selah. You can expect an average low temperature of -5°F in the coldest months of winter.

Keep in mind that USDA zone info for Selah 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 Selah you get a frost after April 15 so always be ready to cover your tropical water plants in the event of a late frost.

USDA Zone Info for Selah

Here is the info for USDA Zone 6b.

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

Plants to Grow in Selah

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