The invention relates to a kit of parts (100) for building a support base (1) for a pole-like element (2), wherein the kit of parts (100) comprises at least three substantially L-shaped elements (3), each L-shaped element (3) being arranged with an upright part (3A) extending along a body portion (101) of the pole-like element (2) in a direction parallel to a longitudinal axis (z) of the pole-like element (2) and with a foot part (3C) extending outwardly from a lowermost portion (102) of the pole-like element (2), wherein the kit of parts (100) further comprises a first holding means for holding a substantially right-angled part (3B) of each L-shaped element (3) in proximity of the lowermost portion (102) of the pole-like element (2).