When to Plant Plectranthus in Auburn, WA

One of the first steps you take when you are estimating your gardening schedule is find your USDA Zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The first opportunity to plant plectranthus in Auburn can be figured out by reviewing the USDA zone info.


Planting Calendar for Plectranthus

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

It's a bad idea to plant plectranthus until after the last frost when the weather gets warmer because they do not do well in cold weather.

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

The earliest that you can plant plectranthus in Auburn 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 plectranthus and expect a good harvest is probably August. If you wait any later than that and your plectranthus may not have a chance to grow to maturity. You can get started a little bit earlier by starting your plectranthus indoors.

Last Frost Date

On average the last frost when the weather gets warmer is on March 15 in Auburn. It might get as low as 15°F during the coldest months of winter.

Keep in mind that USDA zone info for Auburn is just an average and the actual date of last frost will vary from year to year. Half of the time in Auburn last frost occurs after March 15 so always be ready to protect your plectranthus if you have one of those late frosts.

USDA Zone Info for Auburn

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 Auburn

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