Is Galvanized Steel Safe To Grow Food In
Only acidic foods should not come in contact with galvanized steel according the the u s.
Is galvanized steel safe to grow food in. That galvanized steel is sitting in a. The biggest danger cited with respect to galvanized materials in contact with food is to not cook or serve food or drink inside a galvanized container because of the possibility that the acidity of the food or drink will dissolve the zinc thus leaching it into the food or drink. Foods with low acidity do not react with the galvanized steel and according to the usda are safe to serve on galvanized steel. Therefore plants such as blueberries are best kept in the ground or in beds made from untreated lumber.
Growing plants in galvanized steel beds is not only safe but you ll be growing better quality food than you can get at the market. Plants grow well in them and they save a lot of bending over in the garden. However galvanized steel does not meet usda food safe serving standards for acidic foods. Here are a few points to consider regarding the safety of growing edibles inside galvanized containers.
Common sense tells me to avoid gardening in galvanized containers that are very old and rusting. The only problem when growing vegetables is that over time. Galvanized fencing is fine. The acid in some foods reacts with the zinc coating to form salts that are readily absorbed by the body and in excess could cause a very mild sickness.
Find out the risks of growing food plants on galvanized. Galvanized metal is not safe for cooking or storing food. For most foods contact with galvanized steel is perfectly safe. Galvanized troughs make excellent gardening containers.
Using the same logic you may want to avoid growing plants in galvanized steel that require acid soils. Repeated exposure so why would this material be safe for growing food. You also need to consider that whilst metals do leach if you preserve the gutters with some form of chemical paint or other coating this too may contribute to the problem of food safety. Zinc is not considered a food safe material and it is recommended to avoid contact between food and galvanized surfaces because acidic foods can dissolve zinc.
Food drug administration. Container gardening is a flexible option for those with little outdoor space to grow vegetables. Galvanized containers are metal containers that are thoroughly cleaned and then covered with a zinc coating. So consider gardening in these lovely containers.
You ll be happy you did.