The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

It's a good idea to figure out when it's the best time to plant bacopa by checking out the USDA zone info for Kennewick.

Planting Calendar for Bacopa

Frost tolerance for bacopa:	Tolerant of a very small amount of frost.
When to plant:	Up to 3 weeks before last frost.

Since bacopa are barely cold tolerant you can plant them slightly earlier in the year than other frost tender plants.

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

Last Frost Date

In Kennewick the average date of last frost happens on April 15. You can expect an average low temperature of 0°F in the coldest months of winter.

Always keep in mind that USDA zone info for Kennewick is an average and the actual date of last frost can change quite a bit from year to year. Since half of the time in Kennewick it frosts late in the year after April 15 be ready to protect your bacopa in the event of one of those late frosts.

USDA Zone Info for Kennewick

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 Kennewick

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