When to Plant Iberis in Redmond, WA

One of the best tools that you have as gardeners to help us figure out your gardening schedule is the USDA zone info. 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 the best time to plant iberis in Redmond by checking out the USDA zone info.


Planting Calendar for Iberis

Frost tolerance for iberis: Tolerant of some frost.
When to plant: Up to 5 weeks before last frost.

Iberis do well in a little bit of cold which tells us that you can plant them just a bit earlier in the year than other plants that might not handle the cold.

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

The earliest that you can plant iberis in Redmond is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant iberis and expect a good harvest is probably September. You probably don't want to wait any later than that or else your iberis may not have a chance to really do well. If you are starting your iberis indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

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

Since the USDA zone info for Redmond is just an average the actual date of last frost is different every year. Half of the time in Redmond it frosts late in the year after March 15 so be sure to be ready to protect your iberis if you have a late frost.

USDA Zone Info for Redmond

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 Redmond

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