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Table 4 The dates that seedlings overcame the water surface, reached maximum height, and started tillering in the planted seedling experiment

From: Establishment strategy of a rare wetland species Sparganium erectum in Korea

Water level

Date that seedlings overcome water surface

Date that seedlings reach maximum height

Date that seedlings start tillering

20 cm

53.0

73.0

85.0

10 cm

42.9 ± 1.5

80.0 ± 6.2a

88.5 ± 3.5a

5 cm

25.0 ± 2.3

70.4 ± 5.2b

58.1 ± 4.4b

0 cm

–

56.2 ± 2.0c

39.0 ± 1.0c

−5 cm

–

61.0 ± 0.0bc

47.8 ± 1.1bc

  1. Values are means ± S.D. Different letters in the table indicate significant differences at the 5% level based on Duncan’s test among groups of means. 20 cm water level was excluded from statistical analysis because there was only one sample from that water level