Herba
Weed Atlas
version 2.2
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BBCH Growth Phases

 Refresh  (records: 69 )
Phase numberDescription
00Dry seed
01Beginning of seed imbibition
03Seed imbibition complete
05Radicle (root) emerged from seed
06Elongation of radicle, formation of root hairs and /or lateral roots
07Hypocotyl with cotyledons or shoot breaking through seed coat
08Hypocotyl with cotyledons growing towards soil surface
09Emergence: Cotyledons break through soil surface (except hypogeal germination)
10Cotyledons completely unfolded
11First true leaf, leaf pair or whorl unfolded
122 true leaves, leaf pairs or whorls unfolded
133 true leaves, leaf pairs or whorls unfolded
144 true leaves, leaf pairs or whorls unfolded
155 true leaves, leaf pairs or whorls unfolded
166 true leaves, leaf pairs or whorls unfolded
177 true leaves, leaf pairs or whorls unfolded
188 true leaves, leaf pairs or whorls unfolded
199 or more true leaves, leaf pairs or whorls unfolded
21First side shoot visible
222 side shoots visible
233 side shoots visible
244 side shoots visible
255 side shoots visible
266 side shoots visible
277 side shoots visible
288 side shoots visible
299 or more side shoots visible
31Stem (rosette) 10% of final length (diameter)
32Stem (rosette) 20% of final length (diameter)
33Stem (rosette) 30% of final length (diameter)
34Stem (rosette) 40% of final length (diameter)
35Stem (rosette) 50% of final length (diameter)
36Stem (rosette) 60% of final length (diameter)
37Stem (rosette) 70% of final length (diameter)
38Stem (rosette) 80% of final length (diameter)
39Maximum stem length or rosette diameter reached
40Harvestable vegetative plant parts or vegetatively propagated organs begin to develop
43Harvestable vegetative plant parts or vegetatively propagated organs have reached 30% of final size
45Harvestable vegetative plant parts or vegetatively propagated organs have reached 50% of final size
47Harvestable vegetative plant parts or vegetatively propagated organs have reached 70% of final size
49Harvestable vegetative plant parts or vegetatively propagated organs have reached final size
51Inflorescence or flower buds visible
55First individual flowers visible (still closed)
59First flower petals visible (in petalled forms)
60First flowers open (sporadically)
61Beginning of flowering: 10% of flowers open
6220% of flowers open
6330% of flowers open
6440% of flowers open
65Full flowering: 50% of flowers open, first petals may be fallen
67Flowering finishing: majority of petals fallen or dry
69End of flowering: fruit set visible
7110% of fruits have reached final size or fruit has reached 10% of final size
7220% of fruits have reached final size or fruit has reached 20% of final size
7330% of fruits have reached final size or fruit has reached 30% of final size
7440% of fruits have reached final size or fruit has reached 40% of final size
7550% of fruits have reached final size or fruit has reached 50% of final size
7660% of fruits have reached final size or fruit has reached 60% of final size
7770% of fruits have reached final size or fruit has reached 70% of final size
7880% of fruits have reached final size or fruit has reached 80% of final size
79Nearly all fruits have reached final size
81Beginning of ripening or fruit colouration
85Advanced ripening or fruit colouration
87Fruit begins to soften (species with fleshy fruit)
89Fully ripe: fruit shows fully-ripe colour, beginning of fruit abscission
93Beginning of leaf-fall
9550% of leaves fallen
97End of leaf fall, plants or above ground parts dead or dormant
99Harvested product