Is there a maximum number of accounts I can link to Flourish Cash? November 27, 2018 14:25 Updated You can link as many bank accounts as you want to Flourish Cash. Related articles How can I link my bank accounts to my Flourish Cash Account? Where can I find my account number? What types of accounts do you support? Can I open CDs or invest in money market mutual funds in addition to opening a Flourish Cash account?