On this project, the materials used are recycled materials like small milk cartons and old plastic food containers. See video and written instructions here==> | Make Your Own DIY Cement Planter | http://gwyl.io/make-diy-cement-planter/
Event idea you can use common items that residents mjght have from items they have used. Like small paper ice cream containers. They can make their own decor with this event. Cement planters by Ruffled.
If you are planning to make your outdoor space a renovation or a new look, but you can't find the right planter with the price you like | DIY cement planter