The invention relates to a cutting blade (110, 500, 600, 700) for a robotic mower (100). The cutting blade includes a first end section (302) and a second end section (304), and two lateral sections (306, 308, 502, 602, 604, 702, 704) extending between the first and second end sections. Further, at least one of the two lateral sections includes at least one cutting portion (310A, 310B, 612, 712A, 712B) configured to cut vegetation and at least one protective portion (312A, 312B, 614, 714A, 714B) configured to protect the at least one cutting portion.