*About moving plants indoors and outdoors: http://www.extension.org/pages/14453/houseplants-on-the-move (Louisiana State University via eXtension) and http://www.clemson.edu/extension/hgic/plants/indoor/care/hgic1454.html (Clemson University)

* Houseplant Profiles: http://www.ext.colostate.edu/ptlk/ptlk1300.html (Colorado State University Extension)

*Guidelines for watering indoor plants: http://www.coopext.colostate.edu/4dmg/Plants/guidline.htm (Colorado State University Extension)

Lighting for Indoor Plants: http://extension.missouri.edu/publications/DisplayPub.aspx?P=G6515 (University of Missouri Extension)

Fertilizing Indoor Plants: http://www.ces.ncsu.edu/depts/hort/consumer/quickref/houseplants/fertilizing.html (North Carolina State University)

Propagation of Houseplants: http://extension.missouri.edu/p/G6560 (University of Missouri Extension)

Cacti and Succulents: http://www.extension.umn.edu/distribution/horticulture/DG1127.html (University of Minnesota Extension)