The marsh mallow plant, or Althaea officinalis, is a hardy perennial, the roots of which were famously used for flavoring marshmallow sweets. Sadly today, most shop-bought marshmallows are made of ...

Since mallow is a perennial, buildup of a seed-bank of weeds can be a problem. Morning glory, marestail, poke weed, dandelion, Virginia creeper, and some grasses (foxtail, fall panicum) are some of ...