Senna siamea - Siamese Cassia. Siamese Cassia is a small to medium sized tree, up to 15-20 m tall, with a short bole and low branching high crown. Leaves pinnate, alternate, rachis 25-30 cm long, with a marked furrow, 8-13 pairs of leaflets of different size.
Seed standardization report:
Common Name : Ponnavarai
Flowering Season :through the year
Fruiting Season : through the year
No. of Seeds per kg : 40000
Germination Capacity :20%
Time Taken for Initial Germination : 6 days
Time Taken for Germination Capacity : 25days
Germinative Energy : 15%
Plant Percentage : 20%
Purity Percentage : 100%
Moisture Percentage : 6%
No. of Seedling Per Kg : 13000
Pretreatments recommended:
Soak seeds in cow dung slurry for 24 hrs. before sowing