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United States Department of Agriculture
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Effective Jan. 1, 2025, the U.S. National Plant Germplasm System will modify its SMTA acceptance policy to distinguish between propagative and non-propagative germplasm.
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USDA National Plant Germplasm System
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Descriptor:
Days to Bolting (BOLTING DAY)
Download list of accessions evaluated for this trait
Definition:
Actual number of days to bolting from planting
Crop:
LETTUCE
Category:
Phenological descriptors
Status:
Crop Germplasm Committee approved
Data Type:
Numeric descriptor
Maximum Length:
4
Responsible Site:
Western Regional PI Station (
W6
)
Studies or environments
LACTUCA.SERRIOLA.2009.HELLIER
35 Accessions
LETTUCE.2011.PULLMAN
18 Accessions
LETTUCE.OLD.DATA
303 Accessions
LETTUCE.SINGLE.PLANT.SELECTION
297 Accessions
Distribution of Values for
Days to Bolting (BOLTING DAY)
Range
Number of Accessions
1 - 12
11
12 - 22
28
22 - 33
28
33 - 44
125
44 - 55
123
55 - 65
104
65 - 76
126
76 - 87
58
87 - 97
27
97 - 108
23