When to Plant Gypsophila in Washington, IL

One of the first steps you take when you are getting a good idea 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.

By using the USDA zone info for Washington you will be able to estimate when you can plant gypsophila.


Planting Calendar for Gypsophila

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

Since gypsophila do well in moderate cold you can plant them a little earlier in the year than other frost tender plants.

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

The earliest that you can plant gypsophila in Washington 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 gypsophila and expect a good harvest is probably September. Any later than that and your gypsophila may not have a chance to really do well. You can get started a few weeks earlier by starting your gypsophila indoors.

Last Frost Date

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

Remember that USDA zone info for Washington 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 Washington you get surprised by a frost after April 15 so be sure to be ready to protect your gypsophila in the event of one of those late frosts.

USDA Zone Info for Washington

Here is the info for USDA Zone 5b.

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

Plants to Grow in Washington

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