When to Plant Argyranthemum in Gonzales, CA

One of the first steps you take when you are determining your gardening schedule is find your USDA Zone info. 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 argyranthemum in Gonzales should be determined by reviewing the USDA zone info.


Planting Calendar for Argyranthemum

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

Argyranthemum require warm weather which tells us that it is necessary 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 argyranthemum
Possibly ok, but a risky time to plant argyranthemum
Probably not a good time to plant argyranthemum

The earliest that you can plant argyranthemum in Gonzales is March. However, you really should wait until April if you don't want to take any chances.

The last month that you can plant argyranthemum and expect a good harvest is probably September. Any later than that and your argyranthemum may not have a chance to grow to maturity. If you are starting your argyranthemum indoors then you might be able to get away with starting them a few weeks earlier.

Last Frost Date

The average date of last frost is February 15 in Gonzales. You can expect an average low temperature of 25°F in the coldest months of winter.

Keep in mind that the actual date of last frost is just an average because it is based on the USDA zone info for Gonzales and it is different every year. Since half of the time in Gonzales you get surprised by a frost after February 15 be ready to cover your argyranthemum in the event of a late frost.

USDA Zone Info for Gonzales

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 Gonzales

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