The noun Betty Garden is singular, not plural or possessive. The plural form is Betty Gardens; the possessive form is Betty Garden's.
Betty Garden is a proper noun because it is the name of a person or a place; proper nouns are always capitalized.
The possessive form of the plural noun pollinators is pollinators'.The plural possessive name for the garden of pollinators is: Pollinators' Garden
The possessive form of gardeners is gardeners'.
The possessive form for the plural noun wives is wives'.
The possessive form of the singular noun neighbor is neighbor's.Example: My neighbor's garden is really beautiful.The plural form for the noun neighbor is neighbors.The plural possessive form is neighbors'.Example: The neighbors' committee raised the money for a new sign.
The possessive form of the plural noun raccoons is raccoons'.Example: We found many raccoons' footprints in the garden. It looks like they had a picnic.
The plural possessive noun of molecules is molecules' .
The plural form for the noun buzz is buzzes; the plural possessive form is buzzes'.
The Thomases is the plural form of the proper noun Thomas.Adding an apostrophe (Thomas's and Thomas') forms the singular possessive noun. Both forms are the accepted possessive form.Examples:The Thomases have a beautiful garden. (plural)Dr. Thomas' office is on the second floor. (singular possessive)Dr. Thomas's office is on the second floor. (singular possessive)The Thomases' garden is beautiful. (plural possessive)
The plural possessive noun for "vowel" is "vowels'".
The plural form of the proper noun Sanchez is Sanchezes.The plural possessive form is Sanchezes'.example: The Sanchezes' garden looks great this year.
The possessive form of the plural noun streets is streets'.Example: The number streets' direction is north and south, the alpha streets are east and west.
The word sisters is the plural form; the plural possessive is sisters'.