As illustrated above, Bland Farms has sweet onion availability year-round. Peru sweet onions are available from late September until the middle of February. Mexican sweets are available from mid-January to early April. Texas sweets are offered from the middle of March until mid-April before fresh Vidalia sweet onions become available for sale from the middle of April until the second or third week in September. Following that, Western sweets are available out of California and Nevada from early May until year-end.