Research Article

Effect of Seed Pretreatment Methods on Germination and Early Seedling Growth of Senna spectabilis

Table 2

Treatment method, germination percentage, and germination value of S. spectabilis, 28 days after seed sowing.

TreatmentTreatment descriptionGermination % (mean ± SD)Germination value

T1Control: no pretreatment applied23 ± 0.5c0.8
T2Seed soaked in cold water for 12 h16 ± 0.4c0.4
T3Seed soaked in cold water for 24 h12 ± 0.3c0.6
T4Seed soaked in cold water for 48 h23 ± 0.4c2.3
T5Seed soaked in hot water for 12 h67 ± 1b25.4
T6Seed soaked in hot water for 24 h58 ± 1b19.6
T7Seed soaked in hot water for 48 h53 ± 1b20.2
T8Nicked seeds95 ± 2a105.9
value<0.001
LSD0.050.143

SD denotes standard deviation. Treatment means within each column followed by the same letters are not significantly different from each other at ; LSD0.05, least significant differences of means (5% level).