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.

The best time to plant caladium in Forest Grove should be figured out by reviewing the USDA zone info.

Planting Calendar for Caladium

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

It's not a good idea to plant caladium until after the last frost has passed because they do not do well in cold weather.

The earliest that you can plant caladium in Forest Grove 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 caladium and expect a good harvest is probably August. You probably don't want to wait any later than that or else your caladium may not have a chance to grow to maturity. Starting your caladium indoors is a great way to get them started a couple of weeks earlier.

Last Frost Date

In Forest Grove the average date of last frost happens on March 15. It might get as low as 15°F during the coldest months of winter.

Keep in mind that USDA zone info for Forest Grove is an average and the actual date of last frost changes from year to year. Half of the time in Forest Grove it frosts late in the year after March 15 so make sure that you are prepared to cover your caladium in the event of a late frost.

USDA Zone Info for Forest Grove

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 Forest Grove

You may be interested in your other planting guides for Forest Grove.