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When to Plant Flower-of-an-Hour in Bullhead City, AZ

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

In Bullhead City you can determine when it's possible to plant flower-of-an-hour by reviewing the USDA zone info.

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Planting Calendar for Flower-of-an-Hour

Frost tolerance for flower-of-an-hour: Tolerant of a very small amount of frost.
When to plant: Up to 3 weeks before last frost.

You can plant flower-of-an-hour just a tiny bit earlier in the year because they are one of those plants that can tolerate a tiny bit of cold weather.

JanFebMarAprMayJunJulAugSepOctNovDec
Legend 
A good time to plant flower-of-an-hour
Possibly ok, but a risky time to plant flower-of-an-hour
Probably not a good time to plant flower-of-an-hour

The earliest that you can plant flower-of-an-hour in Bullhead City 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 flower-of-an-hour and expect a good harvest is probably September. Any later than that and your flower-of-an-hour may not have a chance to fully mature. You can get started a few weeks earlier by starting your flower-of-an-hour indoors.

Last Frost Date

On average all chance of frost has passed is on February 15 in Bullhead City. You should expect an average low temperature of 25°F in the coldest months of winter.

Always keep in mind that the actual date of last frost is just an average because it is based on the USDA zone info for Bullhead City and it will vary from year to year. Since half of the time in Bullhead City you get surprised by a frost after February 15 be ready to protect your flower-of-an-hour if you have a surprise late frost.

USDA Zone Info for Bullhead City

Here is the info for USDA Zone 9b.

Average Date of Last Frost (spring)February 15
Average Date of First Frost (fall)December 15
Lowest Expected Low25°F
Highest Expected Low30°F

This means that on a really cold year, the coldest it will get is 25°F. On most years you should be prepared to experience lows near 30°F.

Plants to Grow in Bullhead City

You may be interested in your other planting guides for Bullhead City.