When to Plant Nemesia in Gladstone, OR

Before planting it is a good idea to find your USDA Zone info to figure out your garden 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 nemesia in Gladstone can be estimated by reviewing the USDA zone info.


Planting Calendar for Nemesia

Frost tolerance for nemesia: Not tolerant of frost.
When to plant: After all chance of frost has passed.

It's probably a bad idea to plant nemesia until after all chance of frost has passed because they are not cold tolerant.

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

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

Last Frost Date

On average all chance of frost has passed is on March 15 in Gladstone. In the coldest months of winter you should expect an average low temperature of 15°F.

Keep in mind that USDA zone info for Gladstone may not be accurate from year to year and the actual date of last frost will vary from year to year. Since half of the time in Gladstone you get surprised by a frost after March 15 be ready to cover your nemesia if you have a late frost.

USDA Zone Info for Gladstone

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 Gladstone

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