Duckweed grow in marshes, swamps, and other damp places.
Duckweed can grow in any water that is good enough to sustain live fish.
Duckweed grows in any temperate to warm climate, all over the world, but doesn't grow in cold areas.
No, duckweed cannot live in salt water. Duckweed prefers to grow in freshwater environments with low salinity levels. High salinity can be detrimental to duckweed's growth and survival.
Yes, duckweed can grow in low light conditions. While it may not grow as quickly or be as abundant compared to when it receives more light, it can still survive and propagate in low light settings. However, providing some natural or artificial light can help promote healthier growth and reproduction for duckweed.
no
they need a neutral type of soil
No plants or flowers will grow in gravel , they need soil to grow.
broccoili soil
Not in order to be soil, but it does if you want to grow stuff in it.
dirty soil
Plants need sunlight, water, and soil to grow.