• Alabama, AL
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• Arizona, AZ
• Arkansas, AR
• California, CA
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• Delaware, DE
• District of Columbia, DC
• Florida, FL
• Georgia, GA
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• Iowa, IA
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• Louisiana, LA
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• South Dakota, SD
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• Texas, TX
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• West Virginia, WV
• Wisconsin, WI
• Wyoming, WY

• Alberta, AB
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• Manitoba, MB
• New Brunswick, NB
• Newfoundland, NL
• Northwest Territories, NT
• Nova Scotia, NS
• Ontario, ON
• Prince Edward Island, PE
• Quebec, QC
• Saskatchewa, SK
• Yukon Territory, YT

• American Samoa, AS
• Armed Forces - Americas, AA
• Armed Forces - Europe, AE
• Armed Forces - Pacific, AP
• Federated States of Micronesia, FM
• Guam, GU
• Marshall Islands, MH
• Northern Mariana Islands, MP
• Palau, PW
• Puerto Rico, PR
• Virgin Islands, VI

Best soil chemistry for roses: Roses seem to grow best in soil that has a chemical pH of about 6.5.

Roses with most fragrance: The most fragrant roses listed at a web forum named the Double Delight, Fragrant Cloud, Mr. Lincoln, Crimson Glory, Chrysler Imperial, Papa Meilland, Perfume Delight, Secret, Gertrude Jekyll, Othello, Felicite Parmentier, Mme. Hardy, Sombreuil, Souvenir de la Malmasion, and Souvenir du Dr Jamain.