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

The earliest that you can plant cuphea in Canby can be determined by using the USDA zone info.

Planting Calendar for Cuphea

Frost tolerance for cuphea:	Not tolerant of frost.
When to plant:	After the last frost has passed.

It's probably not a good idea to plant cuphea until after the last frost when the weather gets warmer because they require warm weather.

The earliest that you can plant cuphea in Canby 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 cuphea and expect a good harvest is probably August. Any later than that and your cuphea may not have a chance to fully mature. You can get started a few weeks earlier by starting your cuphea indoors.

Last Frost Date

On average all chance of frost has passed is on March 15 in Canby. It might get as low as 15°F during the coldest months of winter.

Since the USDA zone info for Canby is not always accurate the actual date of last frost can change quite a bit from year to year. Since half of the time in Canby there is a last frost after March 15 be ready to protect your cuphea if you have one of those late frosts.

USDA Zone Info for Canby

Here is the info for USDA Zone 8b.

Average Date of Last Frost (spring)	March 15
Average Date of First Frost (fall)	November 15
Lowest Expected Low	15°F
Highest Expected Low	20°F

This means that on a really cold year, the coldest it will get is 15°F. On most years you should be prepared to experience lows near 20°F.

Plants to Grow in Canby

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