CEDAR RAPIDS — As of this month, 10 states and Washington, D.C., have legalized marijuana for recreational use, and 33 states of legalized medical marijuana. Iowa — not one of those states — recently expanded its strict cannabidiol program to more Iowans in December.As more conversations about cannabis occur across the state, public interest in cannabis products — such as oils, tinctures, creams — grows.And businesses owners have risen up to meet the demand, offering products at existing storefronts and opening up brick-and-mortar locations across Eastern Iowa.Demand is enough for small Iowan-based chain Your CBD Store that owners have opened five locations since September.“We’ve had more than 2,500 transactions since Sept.