'Angel Eyes' Hybrid Spiderwort Angel Flower 'AngelMist™ Purple Stripe'
Angel Flower 'Carita Deep Pink' Angel Flower 'Carita Purple'
Angel Flower 'Carita White' Angel Flower 'Serena Purple'
Angel Flower 'Serena White' Angel Lily (spp.)
Angel Lily 'Ellen Bosanquet' Angel Wing Begonia (spp.)
Angel Wings (spp.) Angel Wings 'Candidum'
Angel Wings 'F.M. Joyner' Angel Wings 'Rosebud'
Angel Wings: lindenii Angelica, Garden
Angelica, Korean 'Angelina' Reflexed Stonecrop
Angelita Daisy 'AngelMist™ Purple Stripe' Summer Snapdragon
Angel's Trumpet, Double Purple 'Ballerina Mix' Angel's Trumpet: metel 'Flore Pleno'
Anise Hyssop 'Golden Jubilee' Anise Mint 'Golden Jubilee'
'Anja' Arend's Phlox 'Anne Thomson' Hybrid Geranium
Annual Fleabane Annual Marjoram 'Compactum'
Annual Marjoram 'Sicillian' Annual Statice (spp.)
Annual Statice 'Compindi® White' Anomathe
'Antares' Waterlily Antelope Horns
Anthurium Anthurium 'Lady Jane'
Anthurium: superbum 'Antioch' Hosta
Antwerp Hollyhock 'Anzac' Daylily
Ape (spp.) 'Aphrodite' Fragrant Hosta
Apostle Plant 'Apple Blossom' Bergenia
'Apple Blossom' Common Yarrow 'Apple Blossom' German Primrose
'Apple Blossom' Moss Phlox 'Apple Blossom' Saxifrage: Saxifraga
'Apple' Sweet Scented Geranium Applemint Variegated
'Apricot' Black-eyed Susan Vine 'Apricot Queen' New Zealand Flax
'Apricot' Sweet Scented Geranium 'Apricot-Orange Sport' Blanket Flower: grandiflorahybrid
'Aquarius' Waterlily 'Aquateius' Waterlily
Aquatic Mint (spp.) Aquatic Mint Variegated
Aquatic Morning Glory Arabian Aloe
Arabian Violet (spp.) Arabian Violet 'Tiddly Winks'
'Arabicus' Dwarf Lilyturf 'Arabicus' Mondo Grass
Arbutus, Trailing Archangel
Archangel, Yellow (spp.) Archangel, Yellow 'Florentinum'
Archangel, Yellow 'Herman's Pride' Archangel, Yellow Variegated
'Archer's Gold' Lemon-Scented Thyme Arctic Bramble
'Arctic Fire' Maiden Pink 'Arctic Fury' Tall Bearded German Iris
'Arctic Glow' Globe Thistle Arctic Polemonium 'Heavenly Habit'
Arctic Poppy (spp.) Arctic Poppy 'Champagne Bubbles'
Arctic Poppy 'Wonderland Mix' 'Arctic Summer' Silver Mullein
Arend's Phlox 'Anja' Arend's Saxifrage 'Triumph'
'Argent' Mealycup Sage 'Argenteus' Garden Thyme
Argentine Blue-eyed Grass Argentine Rain Lily (spp.)
Argentine Rain Lily 'Russell Manning' Argyranthemum
Aristea 'Aristocrat' Daylily
'Aristocrat' Hosta Arizona Blue Star
Arizona Sliprod 'Arizona Sun' Blanket Flower
Arizona Yucca Arkwright's Campion 'Orange Gnome'
Arkwright's Campion 'Vesuvius' Arkwright's Catchfly 'Orange Gnome'
Arkwright's Catchfly 'Vesuvius'