What's the Difference Between Annual, Perennial, and Biennial Plants? Easy DIY Planter Box to Transform Your Garden BeaverCraft Tools Can You Put Fake Plants in the Bathroom? Designer Plants Us The Surprising Way Plants Produce Electrical Current Living Plants As a Source Of Electricity YouTube Herb Spotlight: Babul (Acacia arabica) Auromere Biennial plants are those that require two growing seasons to complete their life cycle., Biennials typically spend the first year growing leaves, stems, and roots, and then flower and produce seeds