Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

In Corvallis you can determine when it's the best time to plant snapdragons by using the USDA zone info.

Planting Calendar for Snapdragons

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

You can plant snapdragons just a bit earlier in the year because they are one of those plants that can tolerate a little bit of cold weather.

The earliest that you can plant snapdragons in Corvallis 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 snapdragons and expect a good harvest is probably September. Any later than that and your snapdragons may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your snapdragons indoors.

Last Frost Date

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

Always keep in mind that USDA zone info for Corvallis is an average and the actual date of last frost is different every year. Half of the time in Corvallis it frosts late in the year after March 15 so be sure to be ready to protect your snapdragons in the event of one of those late frosts.

USDA Zone Info for Corvallis

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 Low	15°F
Highest Expected Low	20°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 Corvallis

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