Why Did a Purple Iris Bloom White?

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While it is unlikely for purple iris to change color to white, cross-pollination by bees, insecticide or pesticide sprays, rhizome crowding or allowing iris to go to seed can all affect bloom color.

Keywords: iris bloom, purple white iris, bee cross-pollination

About this Author

Mary Osborne has been an educational quiz writer since 2001. She is the author and illustrator of two children's books and her short stories have periodically appeared in literary journals since 1986. She holds a Bachelor of Arts in English from the University of Central Florida.

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Why Did a Purple Iris Bloom White?

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