A
- ABELIA
- ABELMOSCHUS
- ABYSSINIAN BANANA
- ACACIA
- ACALYPHA
- ACHIMENES
- ACONITE, MONKSHOOD
- AECHMEA
- AEONIUM
- AFRICAN CORN LILY
- AFRICAN DAISY
- AFRICAN DAISY
- AFRICAN DAISY, CAPE MARIGOLD
- AFRICAN TULIP TREE
- AFRICAN VIOLET
- AGASTACHE
- AGAVE
- AGERATUM, FLOSS FLOWER
- AGLAONEMA
- AJANIA PACIFICA GOLD AND SILVER CHRYSANTHEMUM
- ALABAMA SNOW-WREATH
- ALEXANDRIAN LAUREL, POET’S LAUREL
- ALLAMANDA
- ALMOND
- ALOE
- ALOYSIA
- ALPINIA
- ALSTROEMERIA
- ALYSSUM
- AMARANTH
- AMARYLLIS
- AMERICAN MISTLETOE
- AMETHYST FLOWER
- AMORPHA
- ANEMONE, WINDFLOWER
- ANGEL'S TRUMPET BRUGMANSIA
- ANGEL'S TRUMPET DATURA
- ANGELICA
- ANISE
- ANISE TREE
- ANTHEMIS
- ANTHRISCUS
- ANTHURIUM
- APPLE
- ARALIA
- ARAUCARIA
- ARBORVITAE
- ARBUTUS
- ARCHONTOPHOENIX
- ARECA PALM, BUTTERFLY PALM
- ARISTOLOCHIA
- ARROWHEAD VINE
- ARTICHOKE
- ASCLEPIAS
- ASIAN GREENS
- ASPARAGUS, EDIBLE
- ASPARAGUS, ORNAMENTAL
- ASPLENIUM
- ASTER
- ASTER
- ATHYRIUM
- AUSTRALIAN TREE FERN
- AVENS
- AVOCADO
- AZTEC LILY, JACOBEAN LILY, ST. JAMES LILY