That depends greatly on the type of plant as there is huge variation between mature sizes. In general, find out the mature spread of the plant and allow for the spread of surrounding plants. Also take into account the rainfall and other requirements of the plant. You may have to increase the distance if the requirements are scarce in your area. See the link below for a sites that gives information about the size of many plants.
so that theri root can spread out and obtain more water:D yay im SMART8)
how big is the plant going to be if its a tree then 30 gallon tub will do
Yes, plants do need Atmosphere to grow healthy
Plants need soil,air,water and sunlight to grow into healthy plants.
Yes, plants need sunlight to undergo photosynthesis and grow.
plants need water, sunlight and fertile soil to grow.
Some plants need sunlight because it could grow fruits and also need it to grow
No, plants do not need sodium to grow. They need protein to grow.
As many plants as you can grow in the tank without overcrowding it. They need room to swim too.
Yes, plants do need Atmosphere to grow healthy
Plants need soil,air,water and sunlight to grow into healthy plants.
Plants need sunlight, water, and soil to grow.
Yes, plants need sunlight to undergo photosynthesis and grow.
plants need water, sunlight and fertile soil to grow.
1 soil 2 sunlight 3 water 4 a nice spot to be planted 5 a piece of food in case of falling down
Some plants need sunlight because it could grow fruits and also need it to grow
Plants need light to grow at all. Except fungi.
Plants that grow in LEAVES are KATAKA-TAKA plants
all plants