In natural Ecosystems, plants perform functions that either help or prevent other plants to grow. The same is true in our gardens. This chart shows which plants grow well together and which to plant far apart.
Plants perform differently out of their natural environment, which is to grow outside in the fresh air, where they have the breezes and rain showers to help deter pests.
Because an Earthship greenhouse is NOT a natural environment, some of these tips for hte garden does not always apply. For instance: Calendula in the garden is a general pest deterrent, but in the greenhouse they are prone to aphids. The best is to experiment and try according to this chart and go by the process of elimination.