The habanero chili pepper is listed in the range of 100,000-350,000 on the Scoville scale. However, there is a Red Savina pepper, a cultivar of the habanero chili pepper, on the next-hotter rating (350,000-580,000).
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A good substitute for serrano chile in a recipe is a jalapeo pepper, which has a similar level of heat and flavor profile.
Serrano pepper
A good substitute for Thai chile in a recipe is serrano pepper, jalapeo pepper, or red pepper flakes. These alternatives can provide a similar level of heat and flavor to your dish.
The serrano pepper is hotter than the jalapeno pepper.
Its kinda like tangerine to an orange...same Family of fruit (citrus) different breed. (if u will). Serrano Chile peppers don't dry well, since they are too meaty. The serrano is about 5 times hotter than my personal fav the jalapeño.
Jalapeo pepper is a suitable substitute for serrano pepper in a recipe.
The correct spelling for the pepper (or the surname) is Serrano.
The difference in Scoville heat units between a serrano pepper and a jalapeno pepper is about 5,000 to 23,000 SHU.
The Habanero is the hottest of all open-pollinated pepper plants (200,000 - 350,000 Scoville Heat Units).
Chile you dork
Lupe Serrano was born on December 7, 1930, in Santiago, Chile.
These chile peppers have a lifespan of 3 to 5 years. Some pepper producers in areas with chilly winters bring their extremely hot pepper plants inside to overwinter so they may get a head start on the following season.