Assemble with Nightlight insert from here: https://amzn.to/2GhQHYL (Don't use the dollar store nightlight since it doesn't fit and is dimmer.)
Printed with natural-translucent filament: https://amzn.to/2XpdlnK
To assemble you may need to very briefly use a heat gun to get light into pipe. Also use a heatgun to bend the leaves down.
Print Settings: (~3 hr print with 0.4mm nozzle) Supports enabled on plant head. 0.2 layer thickness 10% GYROID Infill (this infill diffuses the light evenly for the best effect) 2 side perimeters, 3 top/bottom layers