Table 3: The effect of storage period at room temperature on the germination characteristics of Calluna vulgaris seeds under a photoperiod of 8 h and a temperature regime of 10°C. Mean values ± standard deviations. In each column, groups that showed significant differences ( ) are indicated with different letters.

Storage period at room temperature before trial (days)Number of seedsDays to first radicle emergenceMean time of germination (days)Percent germination
(at day 112)

64 × 10017 ± 2.0a44 ± 3.1a93 ± 5.8a
1084 × 1007 ± 2.0a30 ± 1.5c52 ± 13.0b
2704 × 10012 ± 3.0a37 ± 2.2b41 ± 16.3b