Substrate

Germination Speed Index—GSI

E. velutina Time storage (month)

E. mulungu Time storage (month)

1

12

1

12

Plantmax^®

3.14aA

3. 19aA

3.09aA

1.73aA

Soil

4.15aA

3.94aA

2.24aA

2.02aA

Sand

4.39aA

2.93aA

2.96aA

2.09aA