▁mesh ▁and ▁pl astic ized ▁sp ray ▁cover ings . ▁One ▁of ▁the ▁primary ▁and ▁most ▁enfor ced ▁rule ▁of ▁the ▁float ▁is ▁that ▁structure ▁must ▁be ▁completely ▁covered ▁in ▁flowers , ▁pet als ▁and ▁other ▁veget able ▁materials ▁such ▁as ▁“ se eds , ▁leaves ▁and ▁st ems ” ▁Some ▁flowers ▁used ▁in ▁flo ats ▁include ▁ros es , ▁orch ids , ▁ch rys anth em ums ▁and ▁different ▁types ▁of ▁bl oss oms . ▁ ▁Float ▁design ▁and ▁construction ▁is ▁a ▁multi - mill ion , ▁year - long ▁process ▁that ▁begins ▁once ▁the ▁para de ▁is ▁over . ▁It ▁provides ▁jobs ▁to ▁many ▁people ▁and ▁dem ands ▁for ▁big ▁amounts ▁of ▁flowers ▁each ▁year . ▁Much ▁of ▁the ▁labor ▁however ▁is ▁done ▁by ▁students , ▁volunte ers , ▁and ▁members ▁of ▁organizations . ▁An ▁average ▁of ▁ 8 0 , 0 0 0 ▁hours ▁of ▁labor ▁is ▁put ▁into ▁the ▁process ▁of ▁flo ats ▁with ▁about ▁ 9 0 0 ▁volunte ers ▁each ▁year . ▁In ▁ 2 0 1 3 , ▁the ▁Tournament ▁of ▁Ros es ▁Association ▁reported ▁the ▁ros es ▁events ▁had ▁an ▁economic ▁impact ▁of ▁approximately ▁$ 3 0 0 ▁million . ▁ ▁There ▁are ▁three ▁different ▁types ▁of ▁entries ▁in ▁the ▁Rose ▁Par ade ; ▁flo ats , ▁march ing ▁bands ▁and ▁e quest rian ▁units . ▁There ▁are ▁two ▁divisions ▁of ▁flo ats : ▁large ▁commercial , ▁which ▁include ▁big ▁companies ▁such ▁as ▁American ▁H onda ▁Motor ▁Company , ▁and ▁Kaiser ▁P erman ente ;