When to Plant Dahlias in Sayre, PA

The USDA Zone info is a great tool for gardeners to help us estimate your gardening schedule. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

The first opportunity to plant dahlias in Sayre can be determined by looking at the USDA zone info.

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Planting Calendar for Dahlias

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

Dahlias require warm weather which tells us that you have to wait until it warms up after the last frost when the weather gets warmer before you can plant them.

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

The earliest that you can plant dahlias in Sayre 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 dahlias and expect a good harvest is probably August. If you wait any later than that and your dahlias may not have a chance to fully mature. You can get started a few weeks earlier by starting your dahlias indoors.

Last Frost Date

The average date of last frost is April 15 in Sayre. You should expect an average low temperature of -15°F in the coldest months of winter.

Since the USDA zone info for Sayre is just an average the actual date of last frost changes from year to year. Half of the time in Sayre there is a last frost after April 15 so make sure that you are prepared to cover your dahlias if you have a surprise late frost.

USDA Zone Info for Sayre

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 Sayre

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