Thick underground stems, covered by protective leaves, that flower and die in one season

The transfer of pollen between plants, which enables flower and fruit production

Plant groupings that have the same general characteristics

A plant with fleshy leaves and stems that can adapt to survive drought conditions

Soil with a pH below 7

Puncturing the soil to allow better water and air circulation

A propagation method used for plants that have grown too tall

Plants that grow naturally above the tree line in mountainous regions

A plant that completes its life cycle and dies in one season

A plant that completes its life cycle over two seasons