Cheap snap together shelves and shop lights make for a reasonable indoor greenhouse. And you can add as you need more
Running out of space for your potted plants? Then try repurposing an old china cabinet to showcase them in a little #DIY greenhouse.
How to Build an Indoor Greenhouse Project _ The Homestead Survival - Homesteading
LED Grow Lights: The Best Lighting Option for Indoor Plants & Gardens
DIY Build a terrarium using picture frames http://www.countryliving.com/crafts/projects/make-terrarium-0410#slide-1
IKEA mini greenhouses ... be still my heart
Anglian Home created a how-to infographic on successfully growing an herb garden.