What is the zone for the central coast near Pismo Beach Ca.?

I've planted morning glories and moonflowers indoors about 2 weeks ago, before I researched on how to grow them. To my surprise their growing ( MG 6" tall %26amp; MF 2" tall) I would like to plant them outside. It dosen't snow here but it does get in the low 30"s at night from Dec. to Mar.

What is the zone for the central coast near Pismo Beach Ca.?
If you are right on the coast you are in zone 10a. If you are slightly off the coast you are in zone 10b. If I were you I would wait until spring to plant them. Maybe until the nights are in the 50's.
Reply:Best guess, I would have to say zone 9 or 10...
Reply:USDA climate zone 9

Sunset magazine zone 17

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