When to Plant Morning Glory in Zone 11b

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

The first chance to plant morning glory in Zone 11b can be figured out by reviewing the USDA zone info.

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Planting Calendar for Morning Glory

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

It's probably not a good idea to plant morning glory until after the last frost has passed because they require warm weather.

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

The earliest that you can plant morning glory in Zone 11b is January. However, you really should wait until February if you don't want to take any chances.

The last month that you can plant morning glory and expect a good harvest is probably November. You probably don't want to wait any later than that or else your morning glory may not have a chance to grow to maturity. You can get started a couple of weeks earlier by starting your morning glory indoors.

Last Frost Date

In Zone 11b it never frosts. You can expect an average low temperature of 45°F in the coldest months of winter.

Since the USDA zone info for Zone 11b may not be accurate from year to year the actual date of last frost can change quite a bit from year to year. Since it never frosts in Zone 11b you do not have to be ready to protect your morning glory in the event of one of those late frosts.

USDA Zone Info for Zone 11b

Here is the info for USDA Zone 11b.

Average Date of Last Frost (spring)Never
Average Date of First Frost (fall)Never
Lowest Expected Low45°F
Highest Expected Low50°F

This means that on a really cold year, the coldest it will get is 45°F. On most years you should be prepared to experience lows near 50°F.

Plants to Grow in Zone 11b

You may be interested in your other planting guides for Zone 11b.