Abies procera
Noble Fir
Acaena ovalifolia
Two-spined Acaena
Acer platanoides
Norway Maple
Acer pseudoplatanus
Sycamore
Aesculus hippocastanum
Horse-chestnut
Alcea rosea
Hollyhock
Alchemilla mollis
Garden Lady's-mantle
Allium paradoxum
Few-flowered Garlic
Allium roseum
Rosy Garlic
Allium triquetrum
Three-cornered Garlic
Alnus cordata
Italian Alder
Amaranthus hybridus
Green Amaranth
Amaranthus retroflexus
Common Amaranth
Amaryllis belladonna
Jersey Lily
Ambrosia artemisiifolia
Ragweed
Amelanchier lamarckii
Juneberry
Ammi majus
Bullwort
Amsinckia micrantha
Common Fiddleneck
Anaphalis margaritacea
Pearly Everlasting
Anchusa azurea
Garden Anchusa
Anemone ranunculoides
Yellow Anemone
Angelica archangelica
Garden Angelica
Antirrhinum majus
Snapdragon
Aquilegia pyrenaica
Pyrenean Columbine
Arabis caucasica
Garden Arabis
Araucaria araucana
Monkey-puzzle
Arenaria montana
Mountain Sandwort
Aristolochia clematitis
Birthwort
Armeria maritima
Thrift
Aruncus dioicus
Buck's-beard
Asarina procumbens
Trailing Snapdragon
Asphodelus albus
White Asphodel
Astrantia major
Astrantia
Atriplex halimus
Shrubby Orache
Aubrieta deltoidea
Aubretia
Barbarea verna
American Winter-cress
Berberis x stenophylla
Hedge Barberry
Bergenia crassifolia
Elephant-ears
Borago officinalis
Borage
Borago pygmaea
Slender Borage
Brassica napus
Oil-seed Rape
Briza maxima
Greater Quaking-grass
Calendula officinalis
Pot Marigold
Calystegia pulchra
Hairy Bindweed
Calystegia silvatica
Large Bindweed
Campanula persicifolia
Peach-leaved Bellflower
Campanula portenschlagiana
Adria Bellflower
Campanula poscharskyana
Trailing Bellflower
Campanula rapunculoides
Creeping Bellflower
Cardamine corymbosa
New Zealand Bitter-cress
Cardamine quinquefolia
Whorled Coralroot
Carpobrotus edulis
Hottentot-fig
Castanea sativa
Sweet Chestnut
Cedrus atlantica
Atlas Cedar
Cedrus deodara
Deodar
Cedrus libani
Cedar-of-Lebanon
Centaurea montana
Perennial Cornflower
Centranthus ruber
Red Valerian
Cerastium tomentosum
Snow-in-summer
Ceratostigma plumbaginoides
Plumbago
Chaenomeles japonica
Japanese Quince
Chaenorhinum origanifolium
Malling Toadflax
Chamaecyparis lawsoniana
Lawson's Cypress
Chamaecyparis pisifera
Sawara Cypress
Cirsium oleraceum
Cabbage Thistle
Claytonia perfoliata
Springbeauty
Claytonia sibirica
Pink Purslane
Clematis montana
Himalayan Clematis
Coastal Redwood fallen - re-growing
Coastal Redwood
Cochlearia danica
Danish Scurvygrass