Urban trees are indispensable for healthy air in cities. However, they are also exposed to special stress factors and therefore have significantly shorter lifespans and higher maintenance costs. For this reason, the Swedish capital Stockholm has been…
In the Canadian province of Quebec, plant coal has been used as a substitute for peat and perlite in reforestation projects for the rearing of tree seedlings for some time. There are two reasons for this. On the one hand, prices for conventional planting…
The growth of urban trees is often inhibited by low soil quality and numerous disturbing factors such as (air) pollution or drought stress. Therefore, attempts are generally made to stimulate the growth of urban trees through synthetic fertilizers…