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.

One way of making a decision about when it's the best time to plant dahlias is to examine the USDA zone info for Holdrege.

Planting Calendar for Dahlias

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

Since dahlias require warm weather you have to wait until after the last frost when the weather gets warmer before you can plant them.

The earliest that you can plant dahlias in Holdrege 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. Any later than that and your dahlias may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your dahlias indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Holdrege. You should expect an average low temperature of -15°F in the coldest months of winter.

Since the USDA zone info for Holdrege may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Since half of the time in Holdrege there is a last frost after April 15 be ready to protect your dahlias if you have one of those late frosts.

USDA Zone Info for Holdrege

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 Holdrege

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