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I-Chun Pan, Ya-Fen Lu, Pei-Jung Wen, and Yen-Ming Chen

Poinsettia ( Euphorbia pulcherrima ) belongs to the spurge family (Euphorbiaceae). Its place of origin is southern Mexico to Northern Guatemala. This small deciduous tree can reach more than 3 m high and grows bright red bracts in winter ( Ecke et

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Stephanie A. Beeks and Michael R. Evans

example, florist potted crops such as cyclamen, poinsettia ( Euphorbia pulcherrima ), and chrysanthemum ( Chrysanthemum × morifolium ) require longer production times to grow to marketability and are typically grown in larger containers than most annual

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Danise Coon, Derek W. Barchenger, and Paul W. Bosland

. Today, the typical Christmas plant is a poinsettia ( Euphorbia pulcherrima ), and ornamental chile peppers have lost their association with this holiday ( Hammer, 1980 ). However, in addition to spring and summer sales for outside plantings, ornamental

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Peter Alem, Paul A. Thomas, and Marc W. van Iersel

development of poinsettia ‘Eckespoint Lilo’ and ‘Eckespoint Red Sails’ ( Euphorbia pulcherrima Willd.) is inhibited by high temperatures J. Amer. Soc. Hort. Sci. 121 920 926 Fisher, P.R. Heins, R.D. 1995 A process-control approach to poinsettia height control

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Amir Rezazadeh and Richard L. Harkess

on branching habit of pot poinsettia ( Euphorbia pulcherrima Willd) Trop. Agr. Res. 21 284 292 Krug, B.A. Whipker, B.E. McCall, I. Dole, J.M. 2005 Comparison of flurprimidol to ancymidol, paclobutrazol, and uniconazole for tulip height control

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Yanjun Guo, Terri Starman, and Charles Hall

obligate short day/long night photoperiodic plant and therefore has distinct vegetative growth and reproductive development stages during greenhouse production. The timing of application of water deficit affected poinsettia ( Euphorbia pulcherrima ‘Classic

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Diane M. Camberato, Roberto G. Lopez, and Brian A. Krug

Langhans, R.W. Larson, R.A. 1960 Influence of day length, temperature, and the number of short days on the flowering of poinsettia ( Euphorbia pulcherrima ) Proc. Amer. Soc. Hort. Sci. 75 753 760 Langton, A. Plackett, C. Kitchener, H. 2006 Energy saving in

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Karen K. Schneck, Cheryl R. Boyer, and Chad T. Miller

published on snapdragon [ Antirrhinum majus ( Hood and Mills, 1994 ; Wai and Newman, 1992 )] and poinsettia [ Euphorbia pulcherrima ( Olberg and Lopez, 2016 )]. However, these studies did not cover the supraoptimal RZT aspect of plant growth. Hood and

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Gunbharpur Singh Gill and Juang Horng Chong

Poinsettia ( Euphorbia pulcherrima ) is a major floricultural crop in North America. In 2019, 1193 operations produced close to 47 million pots that valued nearly $216 million in the United States ( U.S. Department of Agriculture, National

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Kristin L. Getter

factors (light, nutrition, etc.) are not limiting ( Dole and Wilkins, 2005 ; Ministry of Agriculture, Food and Rural Affairs, 2014). Research on poinsettia ( Euphorbia pulcherrima ) sprayed with uniconazole (a PGR in the same group of chemicals as PBZ