SHU = Scoville Heat Unit (Spiciness) All seed packs include 10+ seeds
(Multiply 10 by the number of SHU a pepper has to get the number of seeds it contains!)
FUN FACT - The hottest peppers aren't spicy because of the part you eat - Peppers are spicy because of their seeds.
The top 10 hottest peppers in the world are listed below -
°°California Reaper - 2,200,000 SHU
°°Trinidad Moruga Scorpion - 2,009,231 SHU
°°7 Pot Douglah - 1,853,936 SHU
°°7 Pot Primo - 1,469,000 SHU
°°Trinidad Scorpion "Butch T" - 1,463,700 SHU
°°Naga Viper - 1,349,000 SHU
°°Buht Jolokia (Ghost Pepper) 1,041,427 SHU
°°7 Pot Barrakpore - 1,000,000 SHU
°°7 Pot Red (Giant) - 1,000,000 SHU
°°Red Savina Habenero - 500,000
↑ ↑ ↑ Hope this helps! :D
(TIP - The more SHU a pepper has, the hotter it is!)