No—poblano peppers aren’t very spicy at all. Peppers are measured on a heat scaled called Scoville heat units (SHU). On that scale, bell peppers score a 0, poblano peppers contain 1,500 SHU ...

For the comparison, bell peppers have no-mild heat measuring on the Scoville scale as 0-500 SHU. Poblano peppers are measured at 1000-1500 SHU units, whereas the Habanero measures at 100,000 ...