Before planting it is a good idea to find your USDA Zone info to determine your garden schedule. 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 Stayton you should be able to determine when it's the best time to plant dahlia.

Planting Calendar for Dahlia

Frost tolerance for dahlia:	Not tolerant of frost.
When to plant:	After the last frost has passed.

Since dahlia do not do well in cold weather you have to wait until after all chance of frost has passed before you can plant them.

The earliest that you can plant dahlia in Stayton 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 dahlia and expect a good harvest is probably August. If you wait any later than that and your dahlia may not have a chance to really do well. If you are starting your dahlia indoors then you might be able to get away with starting them a little bit earlier.

Last Frost Date

On average the last frost is on March 15 in Stayton. You should expect an average low temperature of 15°F in the coldest months of winter.

Remember that USDA zone info for Stayton is an average and the actual date of last frost will vary from year to year. Since half of the time in Stayton you get surprised by a frost after March 15 be ready to protect your dahlia if you have a surprise late frost.

USDA Zone Info for Stayton

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 Stayton

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