A method for detecting landing of an unmanned aerial vehicle includes: acquiring a current ground clearance of each supporting vertical rod; acquiring a current height above ground of the unmanned aerial vehicle when receiving a landing instruction; determining whether a fuselage of the unmanned aerial vehicle is horizontal; when the fuselage of the unmanned aerial vehicle is horizontal, adjusting a length of the supporting vertical rod according to the current ground clearance of the supporting vertical rod to keep the fuselage horizontal when the unmanned aerial vehicle lands; and controlling the unmanned aerial vehicle to descend for landing.