Twilight Pepper Seeds Piquin type ornamental with upright pods of medium heat. As with all ornamental peppers the Twilight pepper is eatable. Plant grows 26-32 inches heigh with pod size ranges form .5 to 1.25 inches long by .25 to .375 inches wide. Matures from pale yellow to purple to orange to red, all colors present at one time. C. annuum.