Home > Our Offices > Research Stations > Burden Center > News > Horticulture Hints Newsletter [Image: hort hints header] A quarterly newsletter from the Horticulture Division of the LSU AgCenter's School of Plant, Environmental and Soil Sciences. (PDF Format Only) Arbor Day at Burden Center [Image: Arbor Day at Burden Center.] The LSU AgCenter presents Arbor Day at Burden Center Saturday, January 21, 2012, 10 a.n. to 1 p.m. $10 per family/$5 per individual. Pick Poinsettias [Image: red poinsettia] Pointy and pretty, no flower quite has the petal power of poinsettias at the holidays. And the selection would be far fewer in Louisiana were it not for the LSU AgCenter. Although AgCenter horticulturists do not develop new varieties of poinsettias, they do evaluate the varieties that come on the market and test them for their suitability to grow here.