When to Plant Tropical Hibiscus in Mcminnville, OR

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.

You can estimate when it's possible to plant tropical hibiscus in Mcminnville by looking at the USDA zone info.


Planting Calendar for Tropical Hibiscus

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

You should not plant tropical hibiscus until after the last frost because they require warm weather.

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

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

Last Frost Date

In Mcminnville the average date of last frost happens on March 15. You should expect an average low temperature of 15°F in the coldest months of winter.

Remember that USDA zone info for Mcminnville is just an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Mcminnville last frost occurs after March 15 so be sure to be ready to protect your tropical hibiscus in the event of a surprise late frost.

USDA Zone Info for Mcminnville

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 Mcminnville

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