When to Plant Dipladenia in Sherwood, OR

Before planting it is a good idea to find your USDA Zone info to figure out your garden 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 Sherwood can be read to figure out when it's the best time to plant dipladenia.


Planting Calendar for Dipladenia

Frost tolerance for dipladenia: Not tolerant of frost.
When to plant: After the last frost when the weather gets warmer.

Since dipladenia are not cold tolerant you really should wait until after the last frost before you can plant them.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant dipladenia
Possibly ok, but a risky time to plant dipladenia
Probably not a good time to plant dipladenia

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

Last Frost Date

On average the last frost is on March 15 in Sherwood. It might get as low as 15°F during the coldest months of winter.

Since the USDA zone info for Sherwood is not always accurate the actual date of last frost changes from year to year. Since half of the time in Sherwood it frosts late in the year after March 15 be ready to cover your dipladenia if you have one of those late frosts.

USDA Zone Info for Sherwood

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 Low15°F
Highest Expected Low20°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 Sherwood

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