concept for upcycling old plastic coffee cups as repurposed greenhouse for propagating houseplant cuttings

air blue botany coffee concept conservatory convert creative cup cups cutting cuttings diy eco ecofriendly environment environmental foliage friendly glass green greenhouse grow growing growth high hothouse house houseplant leaf materials moisture mositure natural nature old perlite philodendron plant plastic pot propagating propagation recycle recycled recycling regrow reproduce repurpose repurposed reuse sustainable tropical upcycle upcycling used waste