The USDA Zone info is a great tool for gardeners to help us determine your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

The USDA zone info for Toppenish can be looked at to determine when it's possible to plant hamelia.

Planting Calendar for Hamelia

Frost tolerance for hamelia:	Not tolerant of frost.
When to plant:	After the last frost.

You really shouldn't plant hamelia until after the last frost has passed because they do not do well in cold weather.

The earliest that you can plant hamelia in Toppenish 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 hamelia and expect a good harvest is probably August. Any later than that and your hamelia may not have a chance to really do well. You can get started a couple of weeks earlier by starting your hamelia indoors.

Last Frost Date

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

Just be sure to remember that the actual date of last frost is not always accurate because it is based on the USDA zone info for Toppenish and it will vary from year to year. Since half of the time in Toppenish last frost occurs after April 15 be ready to protect your hamelia if you have a surprise late frost.

USDA Zone Info for Toppenish

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 Toppenish

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