Tag Archive: Crown

Be on the Lookout for Rose Crown Gall

Crown gall symptoms on roses caused by the bacterium Agrobacterium tumefaciens (Rhizobium radiobacter) – Photo credits: Kamil Duman A plant with a mature gall that is potentially releasing the crown gall bacterium into the potting media. Photo credits: Susannah Wright For gardeners, rose enthusiasts and rosarians, each of the many rose diseases is as important …

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Permanent link to this article: http://jackson.ifas.ufl.edu/newsletters/2017/11/06/be-on-the-lookout-for-rose-crown-gall-2/

Be on the Lookout for Rose Crown Gall

Crown gall symptoms on roses caused by the bacterium Agrobacterium tumefaciens (Rhizobium radiobacter) – Photo credits: Kamil Duman A plant with a mature gall that is potentially releasing the crown gall bacterium into the potting media. Photo credits: Susannah Wright For gardeners, rose enthusiasts and rosarians, each of the many rose diseases is as important …

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Permanent link to this article: http://jackson.ifas.ufl.edu/newsletters/2017/10/30/be-on-the-lookout-for-rose-crown-gall/

Rose Crown Gall Becoming More Prevalent in Florida

Crown gall symptoms on roses caused by the bacterium Agrobacterium tumefaciens (Rhizobium radiobacter) – Photo credit: Kamil Duman Kamil Duman, Susannah Wright, Fanny Iriarte, Barron Riddle, Gary Knox and Mathews Paret, University of Florida – NFREC, Quincy, FL For rose producers, and commercial landscapers, each of the many rose diseases are as important as the …

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Permanent link to this article: http://jackson.ifas.ufl.edu/newsletters/2017/10/20/rose-crown-gall-becoming-more-prevalent-in-florida/

Crown Rust Outbreak in North Florida Oats

Crown rust on Oats Crown rust (Puccinia coranata) was found in over 3000 acres of oats in Levy, Suwannee and Madison counties in the last week. The most notable characteristic of the fungus is small pustules which contain orange-yellow spores. Rubbing the leaf with your fingers or a towel will leave a fine orange powder. …

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Permanent link to this article: http://jackson.ifas.ufl.edu/newsletters/2013/12/13/crown-rust-outbreak-in-north-florida-oats/