As part of the 235ha open space planned for the Lower Lea Valley, the Twelve Trees area provides an opportunity for a "new visitor attraction", said planner Latz & Partner.
The Grade II-listed gasholders were built between 1872 and 1878. English Heritage has called them "rare and magnificent examples of industrial architecture".
They could become have to botanical collections such as arboretums, hot houses or vertical gardens, the report said. A butterfly farm, skateboard park, event drum, adventure playground, water basin and climbers' jungle, as well as an energy park, are other options.
Lea River Park development manager Julia Humphreys said the National Grid was due to decommission the holders in 2016. However, funding sources are unclear.