LATIN NAME

COMMON NAME

MONTH W’SOWN

MONTH GERM

Abelmoschus manihot

Sweet Hibiscus

Feb

N

Abelmoschus manihot

Sweet Hibiscus

Jan

Apr

Abelmoschus rugosus

Hibiscus 'Oriental; Red'

Feb

May

Abies balsamea

Balsam Fir

N

Abutilon

Aubitlon 'Bella'

Apr

N

Acer

Japanese Maple - Green

N

Acer

Japanese Maple - Red

N

Acer palmatum

Japanese Maple 'Bloodgood'

Dec

N

Achillea

Achillea - unspecified

Dec

Jan

Achillea

Achillea 'Firelands'

Dec

N

Achillea millefolium

Achillea 'Apple Blossom'

N

Achillea millefolium

Achillea 'Cerise Queen'

Y

Achillea millefolium

Achillea 'Christel'

Y

Achillea millefolium

Achillea 'Gold'

Y

Achillea millefolium

Achillea 'Paprika'

Jan

N

Achillea millefolium

Achillea 'Summer Berries'

Jan

Mar

Achillea millefolium

Achillea 'Summer Pastels'

Y

Achillea millefolium

Achillea 'Summer Wine '

Jan

N

Achillea millelfolium

Achillea 'Terra Cotta'

Dec

N

Acidanthera

Gladiolus - unspecified

N

Aconitum napellus

Monkshood

Dec

N

Aconitum napellus

Monkshood

Y

Acroclinium roseum

Paper Daisy

Y

Acroclinium roseum

Paper Daisy 'Ebony Rouge'

Feb

Mar

Acroclinium roseum

Paper Daisy 'Goliath'

Jan

Apr

Actaea rubra

Red Baneberry

N

Adenaphora khasiana

Ladybells

Y

Adenaphora polyantha

Ladybells

Y

Adenophora confusa

Wood Betony/Lady Bells

Jan

Apr

Adenophora lilifolia

Lilyleaf Ladybells

Feb

Apr

Adlumia fungosa

Allegheny Vine

Y

Aesculus parviflora

Bottlebrush Buckeye

Oct

N

Agapanthus

Lily of the Nile

Jan

N

Agastache

Agastache - unspecified

Y

Agastache

Agastache 'Apricot'

Y

Agastache

Agastache 'Blue Fortune'

N

Agastache

Agastache 'Canna'

N

Agastache

Agastache 'Firebird'

N

Agastache

Agastache 'Golden Jubilee '

Y

Agastache

Agastache 'Licorice Mint'

N

Agastache

Agastache 'Painted Lady'

Y

Agastache

Agastache 'Tuiti Fruti'

N

Agastache barberi

Giant Hyssop

N

Agastache cana

Agastache 'Heather Queen'

N

Agastache cana

Agastache 'Purple Pygmy'

Feb

Apr

Agastache foeniculum

Agastache 'Golden Jubilee'

Feb

Mar

Agastache foeniculum

Agastache 'Golden Jubilee'

Mar

Mar

Agastache neomexicana

New Mexicao Hummingbird Mint

Y

Agastache nepetoides

Yellow Giant Hyssop

N

Agastache pringlei

Pringle's Giant Hyssop

Y

Agastache rupestris

Agastache 'Apache Sunset'

Jan

N

Agastache rupestris

Agastache 'Apache Sunset'

Y

Agastache rupestris

Agastache 'Double Bubble'

Y

Agastache rupestris

Agastache 'Fragrant Delight'

Y

Agastache rupestris

Agastache 'Sunset' 

Y

Agastache urticifolia

Agastache 'Honey Bee Blue'

Feb

Mar

Agastache urticifolia

Agastache 'Honey Bee Blue'

Jan

Mar

Ageratum houstonianum

Ageraturm 'Blue Mink'

Feb

Apr

Ageratum houstonianum

Ageratum 'Leilani Blue' F1

Mar

Apr

Ageratum houstonianum

Ageratum 'Red Sea'

Mar

Apr

Ageratum houstonianum

Ageratum 'Timeless Mix'

Mar

Apr

Agra- something

Marguerite

N

Agrostemma githago

Corn Cockle

Feb

Mar

Ajania pacifica

Pacific Chrysanthemum

Dec

N

Albizia julibrissin

Mimosa tree / Silk tree

N

Alcea nigra 

Black Hollyhock

Feb

Mar

Alcea rosea

Hollyhock - unspecified

Feb

N

Alcea rosea

Hollyhock - unspecified

Jan

Apr

Alcea rosea

Hollyhock - unspecified

Mar

Apr

Alcea rosea

Hollyhock 'Charter's Double Mix'

Feb

N

Alcea rosea

Hollyhock 'Country Romance'

Feb

N

Alcea rosea

Hollyhock 'Crème de Cassis'

Feb

N

Alcea rosea

Hollyhock 'Crème de Cassis'

Mar

Apr

Alcea rosea

Hollyhock 'Happy Lights'

Feb

Mar

Alcea rosea

Hollyhock 'Happy Lights'

Mar

Apr

Alcea rosea

Hollyhock 'Indian Spring'

Jan

Mar

Alcea rosea

Hollyhock 'Jet Black'

Jan

Apr

Alcea rosea

Hollyhock 'Marjorette'

Jan

N

Alcea rosea

Hollyhock 'Old Farmyard'

Feb

N

Alcea rosea

Hollyhock 'Peaches and Dreams'

Jan

N

Alcea rosea

Hollyhock 'Peachy Keen'

Feb

N

Alcea rosea

Hollyhock 'Perfect Pink'

Feb

N

Alcea rosea

Hollyhock 'The Watfchman'

Mar

Apr

Alchemilla mollis

Lady's Mantle

Y

Allium canadense

Wild Onion

Y

Allium cernuum

Nopdding Onion

N

Allium hollandicum

Allium 'Purple Sensation'

N

Allium moly

Allium

Y

Allium schubertii

Ornamental Onion

Dec

N

Allium splendens

Allium

Y

Allium ursinum

Allium

N

Alonsoa

Mask Flower

Feb

Apr

Alstroemeria

Peruvian Lily

Dec

N

Alstroemeria

Peruvian Lily 'Ligtu Hybrid'

N

Alyssum

Alyssum 'Aphrodite Mix'

N

Alyssum

Alyssum 'Oriental Night'

Feb

N

Alyssum

Alyssum 'Rosie O' Day'

N

Alyssum

Night Scented Alyssum

Jan

Apr

Alyssum maritimum

Alyssum 'Pastel Carpet'

Jan

N

Amaranth cristata

Celosia Crested

Y

Amaranthus

Amaranthus 'Aurora'

Y

Amaranthus

Amaranthus 'Early Splendor'

N

Amaranthus

Amaranthus 'Hopi Red Dye'

Jan

May

Amaranthus

Amaranthus 'Hot Biscuits'

Mar

Mar

Amaranthus

Amaranthus 'Intense Purple'

Jan

N

Amaranthus

Amaranthus 'Intense Purple'

Mar

Apr

Amaranthus

Amaranthus 'Molten Fire'

Y

Amaranthus

Amaranthus 'Pygmy Torch '

Feb

N

Amaranthus

Amaranthus 'Pygmy Torch '

Y

Amaranthus

Amaranthus 'Red Cathedral'

Apr

Apr

Amaranthus caudatus

Amaranthus - unspecified

Feb

Apr

Amaranthus caudatus

Amaranthus - unspecified

Jan

N

Amaranthus caudatus

Amaranthus 'Fat Spike '

Mar

Mar

Amaranthus caudatus

Amaranthus Mix

Y

Amaranthus cruentus

Amaranthus 'Orange Giant'

Jan

Apr

Amaranthus tricolor

Amaranthus - unspecified

Jan

N

Amaranthus tricolor

Amaranthus 'Cinqo de 'Mayo

Y

Amaranthus tricolor

Amaranthus 'Joseph's Coat'

Y

Amaranthus viridis

Slender Amaranthus

Y

Ambrosia

Ambrosia

Mar

Apr

Amica montana

Leopard's Bane

Jan

Apr

Ammi visnaga

Green Mist Laceflower

Feb

Mar

Ampelopsis brevipedunculata

Porcelain Berry Vine

Dec

N

Amsonia

Amsonia - unspecified

Y

Amsonia hubrechtii

Arkansas Bluestar

Jan

May

Amsonia taberneamontana

Blue Star Amsonia

Y

Anagallis arvensis

Scarlet Pimpernel

Jan

Apr

Anagallis monelli

Blue Pimpernel

Jan

Apr

Anagallis monelli

Blue Pimpernel

Mar

Apr

Anaphalis margaritacea

Pearly Everlasting

Feb

N

Anaphalis margaritacea

Pearly Everlasting

Y

Anchusa azurea

Bugloss 'Bue Heaven '

Y

Anchusa azurea

Italian alkanet 'Dropmore'

Feb

N

Anchusa petophylla

Anchusa 'Blue Shower'

Jan

Mar

Anemone coronaria

Poppy Anemone

N

Anemone cylindrica

Candle Anemone

N

Anemone hupehensis

Japanese Anemone

N

Anemone japonica

Japanese Anemone

Y

Anemone multifida

Pacific Anemone

Dec

Apr

Anemone pulsatilla

Pasque flower

N

Anemone sylvestris

Snowdrop Anemone

Dec

Apr

Anemone vitifolia

Grapeleaf Anemone

N

Anemone vulgaris

Pasque Flower

Dec

N

Angelica archangelica

Angelica

Jan

N

Angelica atropurpurea

Purple Stem Angelica

Dec

N

Angelica gigas

Angelica

Dec

N

Anisodontea

Cape Mallow

Y

Anisodontea x hypomandarum

Anisodontia 'Tara's Pink'

N

Anisodontea x hypomandarum

Cape Mallow 'Elegant Lady'

N

Anoda cristat

Opal Cup

Feb

N

Antenarria plantaginifolia 

Pussy Toes

Y

Antennaria rosea

Pink Pussytoes

Y

Anthemis sancti johannis

St. John's Chamomile

Jan

Mar

Anthemis tinctoria

Golden Marguerite 'Kelway'

Y

Anthemis tinctoria

Marguerite Daisy

Y

Antirrhinum

Sanpdragon 'Jamaican Mist'

Apr

N

Antirrhinum

Snapdragon - unspecified

Feb

Apr

Antirrhinum

Snapdragon - unspecified

Jan

Apr

Antirrhinum

Snapdragon - unspecified

Jan

Mar

Antirrhinum

Snapdragon - unspecified

Mar

Apr

Antirrhinum

Snapdragon 'Brazilian Carnival'

Apr

Apr

Antirrhinum

Snapdragon 'Candy Corn'

Feb

Mar

Antirrhinum

Snapdragon 'Cinnamon Bronze'

Feb

May

Antirrhinum

Snapdragon 'Double Madame Butterfly'

Feb

Mar

Antirrhinum

Snapdragon 'First Ladies'

Feb

Mar

Antirrhinum

Snapdragon 'Frosted Flames'

Feb

May

Antirrhinum

Snapdragon 'Liberty Crimson Classic'

Feb

Apr

Antirrhinum

Snapdragon 'Night & Day'

Y

Antirrhinum

Snapdragon 'Northern 'Lights

Y

Antirrhinum

Snapdragon 'Peaches & Cream'

Feb

N

Antirrhinum

Snapdragon 'Raspberry Soda'

Feb

Mar

Antirrhinum

Snapdragon 'Rembrandt'

Mar

Apr

Antirrhinum

Snapdragon 'Summer Carnival'

Feb

N

Antirrhinum braun-blanquetii

Perennial Snapdragon

Apr

May

Antirrhinum majus

Snapdragon 'Black Prince'

Feb

Mar

Antirrhinum majus

Snapdragon - unspecified

Y

Antirrhinum majus

Snapdragon 'Axiom Series Mixed'

Jan

Y

Antirrhinum majus

Snapdragon 'Cinnamon Bronze'

Feb

Apr

Antirrhinum majus

Snapdragon 'Day and Night'

Feb

Mar

Antirrhinum majus

Snapdragon 'Rocket Mix'

Feb

Apr

Antirrhinum majus

Snapdragon 'Rocket Mix'

Feb

Mar

Antirrhinum majus

Snapdragon 'Royal Bride'

Feb

Mar

Antirrhinum majus

Snapdragon 'Solstice Orange Bicolor'

Feb

Mar

Antirrhinum nanum

Snapdragon 'Tequila Sunrise'

Feb

Mar

Antirrhinum nanum

Snapdragon 'Tequila Sunrise'

Jan

Mar

Antirrhinum pendula multiflora

Chinese Lanterns

Feb

Apr

Apapanthus aricanus

Lily of the Nile 'Peter Pan'

N

Apocynum androsaemifolium

Dogbane

Y

Aquilegia

Columbine - unspecified

Feb

Apr

Aquilegia

Columbine - unspecified

Mar

May

Aquilegia

Columbine 'Barlow Black'

Jan

Apr

Aquilegia

Columbine 'Barlow Mix'

Feb

Apr

Aquilegia

Columbine 'Blue Bonnets'

N

Aquilegia

Columbine 'Blue Star'

Y

Aquilegia

Columbine 'Cameo Pink'

Jan

May

Aquilegia

Columbine 'Clementine Mix'

Jan

Apr

Aquilegia

Columbine 'Green Apples'

Y

Aquilegia

Columbine 'Harlequin Mix'

Jan

N

Aquilegia

Columbine 'Harlequin Mix'

Y

Aquilegia

Columbine 'McKana Giants'

Feb

Apr

Aquilegia

Columbine 'Melton Rapids'

Y

Aquilegia

Columbine 'Music'

Jan

N

Aquilegia

Columbine 'White Bonnets'

N

Aquilegia

Columbine 'White Tails'

Y

Aquilegia

Columbine 'Wm Guiness'

Jan

May

Aquilegia

Columbine 'Woodside Variegated'

Y

Aquilegia alpina

Alpine Columbine

Feb

Apr

Aquilegia atrata

Dark Columbine

Jan

Apr

Aquilegia caerulea

Columbine "McKana Hybrids'

Feb

Apr

Aquilegia caerulea

Columbine 'Origami mix'

Feb

Apr

Aquilegia caerulea

Columbine 'Origami mix'

Mar

N

Aquilegia caerulea

Columbine 'Origami Yellow'

Feb

Apr

Aquilegia caerulea

Rocky Mountain Columbine

Jan

N

Aquilegia canadensis

Native Columbine 

Jan

N

Aquilegia canadensis

Native Columbine 

Y

Aquilegia clematiflora

Columbine 'Pink & Purple Shades'

Y

Aquilegia flabetta nana

Columbine Dwarf White

Y

Aquilegia rockii

Columbine

Feb

Mar

Aquilegia vulgari

Columbine Wild

N

Aquilegia vulgaris

Columbine 'Crystal Star'

Feb

Apr

Aquilegia vulgaris

Columbine ''Munstead White'

Y

Aquilegia vulgaris

Columbine 'Pretty Bonnets'

Feb

Mar

Aquilegia vulgaris

Columbine 'Pretty Bonnets'

Feb

Apr

Aquilegia vulgaris

Columbine 'Pretty Bonnets'

Jan

Mar

Aquilegia x hybrida

Columbine 'Firecracker'

Jan

May

Aquilegia x hybrida

Columbine 'Hensol Harebell'

Jan

Apr

Arabis caucasica

Wall Rock Cress