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Allamanda Plants

Q.Golden Trumpet, Buttercup Flower

Anonymous added on May 16, 2011 | Answered

I live in Indiana (I think Zone 5). Is it possible to plant a golden trumpet, buttercup flower outside?

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Certified GKH Gardening Expert
Answered on May 17, 2011

You can grow them in containers outside in the summer, but they are only hardy to 20 degree F, so if it gets colder than that where you live, they will not survive year round.

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