When to Plant Dahlia in Truth or Consequences, NM

The USDA Zone info is a great tool for gardeners to help us figure out your gardening schedule. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

It's possible to determine when to plant dahlia by using the USDA zone info for Truth or Consequences.

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Planting Calendar for Dahlia

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

Since dahlia do not do well in cold weather you have to wait until after the last frost when the weather gets warmer before you can plant them.

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

The earliest that you can plant dahlia in Truth or Consequences 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 grow to maturity. If you are starting your dahlia indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

The average date of last frost is March 15 in Truth or Consequences. You can expect an average low temperature of 10°F in the coldest months of winter.

Since the USDA zone info for Truth or Consequences may not be accurate from year to year the actual date of last frost is different every year. Since half of the time in Truth or Consequences last frost occurs after March 15 be ready to protect your dahlia in the event of one of those late frosts.

USDA Zone Info for Truth or Consequences

Here is the info for USDA Zone 8a.

Average Date of Last Frost (spring)March 15
Average Date of First Frost (fall)November 15
Lowest Expected Low10°F
Highest Expected Low15°F

This means that on a really cold year, the coldest it will get is 10°F. On most years you should be prepared to experience lows near 15°F.

Plants to Grow in Truth or Consequences

You may be interested in your other planting guides for Truth or Consequences.