Question

how did hydrila grow in a week​

Answer 1

In its non-native range hydrilla grows very rapidly (it can double its biomass every two weeks in summer) and has no natural predators or diseases to limit its population. FACT: Hydrilla can reproduce four different ways: fragmentation, tubers, turions (buds in leaf axil), and seeds.........

Hydrilla (waterthyme) is a genus of aquatic plant, usually treated as containing just one species, Hydrilla verticillata, though some botanists divide it into several species. It is native to the cool and warm waters of the Old World in Asia, Africa and Australia, with a sparse, scattered distribution; in Australia from Northern Territory, Queensland, 

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