Actinidia

Actinidia kolomikta (Kolomikta Actinidia )

Adansonia

Adansonia digitata (Baobab)

Aesculus

Aesculus californica (California Buckeye )
Aesculus × carnea (Red Flowering Horsechestnut)
Aesculus × carnea 'O'Neill Red' (O'Neill Red Horsechestnut )
Aesculus chinensis (Chinese Horsechestnut)
Aesculus flava (Yellow Buckeye )
Aesculus glabra (Ohio Buckeye )
Aesculus glabra var. arguta (Texas Buckeye )
Aesculus hippocastanum (Horsechestnut)
Aesculus hippocastanum 'Baumannii' (Double Horsechestnut )
Aesculus parviflora (Bottlebrush Buckeye)
Aesculus pavia (Red Buckeye)
Aesculus pavia 'Humilis' (Dwarf Red Buckeye)
Aesculus sylvatica (Painted Buckeye )

Agave

Agave colorata (Mescal Ceniza )
Agave ocahui (Ocahui Agave)
Agave shawii (Shaw's Agave)

Aleurites

Aleurites moluccanus (Candelnut)
Aleurites rockinghamensis (Candelnut)

Amelanchier

Amelanchier canadensis (Shadblow )
Amelanchier × grandiflora (Apple Serviceberry)
Amelanchier × grandiflora Autumn Brilliance® (Autumn Brilliance Serviceberry)
Amelanchier × grandiflora 'Forest Prince' (Forest Prince Serviceberry)
Amelanchier laevis (Allegheny Serviceberry )

Ampelopsis

Ampelopsis brevipedunculata (Porcelain Berry )
Ampelopsis brevipendiculata 'Elegans' (Elegans Porcelain Berry )

Andromeda

Andromeda polifolia (Bog Rosemary)

Aralia

Aralia elata (Angelica Tree )
Aralia elata 'Variegata' (Variegated Angelica Tree)

Araucaria

Araucaria araucana (Monkey Puzzle Tree )

Arbutus

Arbutus unedo (Strawberry Tree )

Arctostaphylos

Arctostaphylos × 'Austin Griffiths' (Austin Griffiths Manzanita)
Arctostaphylos andersonii (Santa Cruz Manzanita )
Arctostaphylos bakeri subsp. bakeri (Baker Manzanita)
Arctostaphylos bakeri subsp. bakeri 'Louis Edmunds' (Louis Edmunds Manzanita)
Arctostaphylos canescens (Hoary Manzanita )
Arctostaphylos confertiflora (Santa Rosa Island Manzanita)
Arctostaphylos densiflora (Sonoma Manzanita )
Arctostaphylos densiflora 'Howard McMinn' (Howard McMinn Manzanita)
Arctostaphylos edmundsii (Little Sur Manzanita)
Arctostaphylos hookeri (Hooker's Manzanita )
Arctostaphylos hookeri subsp. franciscana (Franciscan Manzanita)
Arctostaphylos insularis (Island Manzanita)
Arctostaphylos manzanita (Parry Manzanita )
Arctostaphylos manzanita 'St. Helena' (St. Helena Manzanita)
Arctostaphylos montaraensis (Montara Manzanita)
Arctostaphylos nevadensis (Pinemat Manzanita)
Arctostaphylos pajaroensis (Pajaro Manzanita)
Arctostaphylos pajaroensis 'Bretts Beauty' (Brett's Beauty Manzanita)
Arctostaphylos pumila (Sandmat Manzanita )
Arctostaphylos pungens (Ponitleaf Manzanita )
Arctostaphylos refugioensis (Refugio Manzanita)
Arctostaphylos rudis (Shag Bark Manzanita )
Arctostaphylos tomentosa (Wolly Manzanita )
Arctostaphylos viridissima 'White Cloud' (White Cloud McMinn's Manzanita )

Ardisia

Ardisia japonica (Japanese Ardisia )

Aronia

Aronia arbutifolia (Red Chokeberry)
Aronia arbutifolia 'Brilliantissima' (Brilliant Red Chokeberry)
Aronia melanocarpa (Black Chokeberry)

Artocarpus

Artocarpus altilis (Breadfruit)

Aucuba

Aucuba japonica (Japanese Aucuba )
Aucuba japonica 'Picturata' (Picturata Aucuba)
Aucuba japonica 'Variegata' (Gold Dust Plant )

Azadirachta

Azadirachta indica (Neem )

Azara

Azara microphylla (Boxleaf Azara)
Azara microphylla 'Variegata' (Variegated Boxleaf Azara)

Berberis

Berberis Emerald Carousel™ (Emerald Carousel Barberry)
Berberis buxifolia 'Nana' (Dwarf Magellan Barberry )
Berberis darwinii (Darwin Barberry)
Berberis fremontii (Fremont Barberry )
Berberis jamesiana (James Barberry)
Berberis julianae (Wintergreen Barberry)
Berberis × mentorensis (Mentor Barberry)
Berberis pruinosa (Pruinosa Barberry)
Berberis replicata (Evergreen Barberry)
Berberis × stenophylla (Rosemary Barberry)
Berberis × stenophylla 'Irwinii' (Irwin Rosemary Barberry)
Berberis thunbergii (Japanese Barberry)
Berberis thunbergii 'Aurea' (Golden Japanese Barberry)
Berberis thunbergii Golden Nugget™ (Golden Nugget Barberry)
Berberis thunbergii 'Kobold' (Kobold Japanese Barberry)
Berberis thunbergii Sunsation™ (Sunsation Barberry)
Berberis thunbergii var. atropurpurea (Purple (Red) Leafed Japanese Barberry)
Berberis thunbergii var. atropurpurea 'Crimson Pigmy' (Crimson Pigmy Japanese Barberry)
Berberis thunbergii var. atropurpurea 'Golden Ring' (Golden Ring Barberry)
Berberis thunbergii var. atropurpurea 'Rose Glow' (Rose Glow Barberry)
Berberis thunbergii var. atropurpurea Royal Burgundy™ (Royal Burgundy Barberry)
Berberis triacanthophora (Threespine Barberry )
Berberis verruculosa (Warty Barberry)

Brachyglottis

Brachyglottis greyi (Daisy Bush)

Buxus

Buxus microphylla var. koreana (Korean Littleleaf Boxwood)
Buxus microphylla var. koreana 'Winter Gem' (Winter Gem Boxwood)
Buxus microphylla var. koreana 'Wintergreen' (Wintergreen Boxwood)
Buxus sempervirens (Common Boxwood )
Buxus sempervirens 'Arborescens' (Truetree Boxwood)
Buxus sempervirens 'Aurea-pendula' (Aurea-pendula Boxwood )
Buxus sempervirens 'Latifolia Maculata' (Latifolia Maculata Boxwood)
Buxus sempervirens 'Suffruticosa' (Edging Boxwood)
Buxus sempervirens 'Variegata' (Variegata Boxwood)