When to Plant Napa Valley Fern in Auburn Hills, MI

The USDA Zone info is a great tool for gardeners to help us estimate 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 Auburn Hills can be reffered to in order to figure out when it's the best time to plant napa valley fern.


Planting Calendar for Napa Valley Fern

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

Napa Valley Fern are not cold tolerant which means that you really should wait until it warms up after all chance of frost has passed before you can plant them.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant napa valley fern
Possibly ok, but a risky time to plant napa valley fern
Probably not a good time to plant napa valley fern

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

Last Frost Date

In Auburn Hills the average date of last frost happens on April 15. It might get as low as -10°F during the coldest months of winter.

Remember that USDA zone info for Auburn Hills is not always accurate and the actual date of last frost will vary from year to year. Half of the time in Auburn Hills there is a last frost after April 15 so be sure to be ready to protect your napa valley fern in the event of a late frost.

USDA Zone Info for Auburn Hills

Here is the info for USDA Zone 6a.

Average Date of Last Frost (spring)April 15
Average Date of First Frost (fall)October 15
Lowest Expected Low-10°F
Highest Expected Low-5°F

This means that on a really cold year, the coldest it will get is -10°F. On most years you should be prepared to experience lows near -5°F.

Plants to Grow in Auburn Hills

You may be interested in your other planting guides for Auburn Hills.