Mile High Growing - Vol. 12, No. 12

A Newsletter for Professionals Growing Greenhouse Crops in the Rocky Mountain Region	Cooperative Extension Colorado State University Fort Collins, CO 80523
December 2000	Vol. 12, No. 12

Contents	Other issues:
Sixth Annual Poinsettia Cultivar Evaluation

Sixth Annual Poinsettia Cultivar Evaluation

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The Sixth Annual Poinsettia Cultivar Evaluation was held Tuesday December 5, 2000 for . The Evaluation will be held at the W.D. Holley Plant Environmental Research Center Greenhouses, Colorado State University, 630 West Lake Street

Top 10 Poinsettias (based on combined bract and plant ratings)

Preference Ranking	Cultivar	Propagator	Average	Standard Deviation
1	Snowcap White	Ecke	0.80	0.04
2	34-97	Ecke	0.79	0.08
3	Winter Rose Dark Red	Ecke	0.78	0.06
4	Heirloom Red	Ecke	0.76	0.01
5	Winter Rose Jingle Bells	Ecke	0.77	0.06
6	Marblestar	Ecke	0.76	0.06
7	Freedom Red	Ecke	0.75	0.04
8	Not labled pink	Dummen	0.76	0.06
9	Silverstar Red	Fischer	0.74	0.01
10	Freedom White	Ecke	0.74	0.01

Top 10 Poinsettias (based on bract ratings)

Preference Ranking	Cultivar	Propagator	Average	Standard Deviation
1	Bright Red Sails (34-97)	Ecke	0.84	0.17
2	Snowcap White	Ecke	0.83	0.16
3	Winter Rose Dark Red	Ecke	0.82	0.16
4	Red Sails	Ecke	0.82	0.20
5	Winter Rose Jingle Bells	Ecke	0.81	0.18
6	Marblestar	Ecke	0.80	0.19
7	Not labeled pink	Dummen	0.80	0.15
8	Spot Light Dark Red	Dummen	0.79	0.16
9	Freedom Red	Ecke	0.77	0.22
10	Orion Red	Fischer	0.77	0.16

Top 10 Poinsettias (based on plant ratings)

Preference Ranking	Cultivar	Propagator	Average	Standard Deviation
1	Snowcap White	Ecke	0.77	0.23
2	Heirloom Red	Ecke	0.75	0.23
3	Lemonsnow	Fischer	0.74	0.24
4	Freedom White	Ecke	0.74	0.23
5	Silverstar Red	Fischer	0.74	0.25
6	Winter Rose Dark Red	Ecke	0.74	0.25
7	Bright Red Sails (34-97)	Ecke	0.74	0.25
8	Heirloom Peach	Ecke	0.73	0.26
9	Freedom Red	Ecke	0.72	0.25
10	Winter Rose Jingle Bells	Ecke	0.72	0.25

Special thanks to our sponsors:

Colorado Floriculture Foundation
Paul Ecke Ranch
Fischer USA
Horticulture Marketing Associates
Premier Horticulture
Olympic Horticulture

Steven E. Newman, Ph.D.
Greenhouse Crops Extension Specialist
Horticulture and Landscape Architecture

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