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When to Plant Gomphrena in Paradise Valley, AZ

One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The zone info helps tell us things like average date of last frost and lowest expected temperature for your area.

By reviewing the USDA zone info for Paradise Valley you will be able to estimate when you can plant gomphrena.


Planting Calendar for Gomphrena

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

Gomphrena do ok in moderate cold which means that you can start planting them slightly earlier than plants that are more sensitive to the cold.

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

The earliest that you can plant gomphrena in Paradise Valley 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 gomphrena and expect a good harvest is probably September. Any later than that and your gomphrena may not have a chance to really do well. If you are starting your gomphrena indoors then you might be able to get away with starting them a couple of weeks earlier.

Last Frost Date

On average all chance of frost has passed is on February 15 in Paradise Valley. In the coldest months of winter you should expect an average low temperature of 25°F.

Keep in mind that USDA zone info for Paradise Valley is just an average and the actual date of last frost can change quite a bit from year to year. Half of the time in Paradise Valley there is a last frost after February 15 so always be ready to protect your gomphrena if you have a surprise late frost.

USDA Zone Info for Paradise Valley

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 Paradise Valley

You may be interested in your other planting guides for Paradise Valley.