pH PREFERENCE LIST OF FLOWERS, ORNAMENTAL TREES & SHRUBS

NAME	pH RANGE
Abelia	6.0-8.0
Acacia	6.0-8.0
Acacia	6.0-7.0
Acanthus	6.0-7.0
Aconitum	5.0-6.0
Adonis	6.0-8.0
Ageratum	6.0-7.5
Ailanthus	6.0-7.5
Ajuga	4.0-6.0
Althea	6.0-7.5
Alyssum	6.0-7.5
Amaranthus	6.0-6.5
Anchusa	6.0-7.5
Androsace	5.0-6.0
Anemone	6.0-7.5
Anthyllis	5.0-6.0
Arbutus	4.0-6.0
Ardisia	6.0-8.0
Arenaria	6.0-8.0
Aristia	6.0-7.5
Armeris	6.0-7.5
Arnice	5.0-6.5
Asperula	6.0-8.0
Asphodoline	6.0-8.0
Aster	5.5-7.5
Astilbe	6.0-8.0
Aubretia	6.0-7.5
Avens	6.0-7.5
Azalea	4.5-6.0
Beauty Bush	6.0-7.5
Bergenia	6.0-7.5
Bleeding Heart	6.0-7.5
Broom	5.0-6.0
Buddleia	6.0-7.0
Buphthalum	6.0-8.0
Calendula	5.5-7.0
Camassia	6.0-8.0
Candytuft	6.0-7.5
Canna	6.0-8.0
Canterbury Bells	6.0-7.5
Carnation	6.0-7.5
Catalpa	6.0-8.0
Celosia	6.0-7.0
Centaurea	5.0-6.5
Cerastium	6.0-7.0
Chrysanthemum	6.0-7.0
Cissus	6.0-7.5
Cistus	6.0-7.0
Clarkia	6.0-6.5
Cleanthus	6.0-7.5
Clematis	5.5-7.0
Colchicum	5.5-6.5
Columbine	6.0-7.0
Convolvulus	6.0-8.0
Coreopsis	5.0-6.0
Coronillia	6.5-7.5
Corydalis	6.0-8.0
Cosmos	5.0-8.0
Cotonneaster	6.0-8.0
Crab Apple	6.0-7.5
Crocus	6.0-8.0
Cynoglossum	6.0-7.5
Daffodil	6.0-6.5
Dahlia	6.0-7.5
Day Lily	6.0-8.0
Delphinium	6.0-7.5
Deutzia	6.0-7.5
Dianthus	6.0-7.5
Dogwood	5.0-7.0
Edelweiss	6.5-7.5
Elaeagnus	6.5-7.5
Enkianthus	5.0-6.0
Erica	4.5-6.0
Euphorbia	6.0-7.0
Everlasting	5.0-6.0
Firethorn	6.0-8.0
Forget-me-not	6.0-8.0
Forsythia	6.0-8.0
Foxglove	6.0-7.5
Fritikkaria	6.0-7.5
Fuchsia	5.5-6.5
Gaillaria	6.0-7.5
Gazania	5.5-7.0
Gentiana	5.5-7.5
Geum	6.0-7.5
Gladioli	6.0-7.0
globularia	5.5-7.0
godetia	6.0-7.5
Goldenrod	5.0-7.0
Gourd	6.0-7.0
Grass Bend	5.5-6.5
Clover	6.0-7.0
Fesau	6.0-7.5
Meadow	6.0-7.5
Pampas	6.0-8.0
rye	6.0-7.0
gypsophilia	6.0-7.5
Hawthorn	6.0-7.0
Helianthus	5.0-7.0
Helleborus	6.0-7.5
Holly	5.0-6.0
Hollyhock	6.0-8.0
Honeysuckle	6.0-7.5
Hydrangea (Blue)	4.0-5.0
Hydrangea (Pink)	6.0-7.0
Hydrangea(White)	6.5-8.0
Hypericum	5.5-7.0
Iris	5.0-6.5
Ivy	6.0-8.0
Juniper	5.0-6.5
Kalmia	4.5-5.5
Kerria	6.0-7.0
Laburnum	6.0-7.0
Laurel	4.5-6.0
Lavender	6.5-7.5
Liatris	5.5-7.5
Ligustrum	5.0-7.5
Lilac	6.0-7.5
Lily of the Valley	4.5-6.0
Lithospermum	5.0-6.5
Lobelia	6.0-7.5
Lupinus	5.5-7.0
Magnolia	5.0-6.0
Mahonia	6.0-7.0
Marguerite	6.0-7.0
Marigold	5.5-7.0
Molinia	4.0-5.0
Moraea	5.5-6.5
Morning Glory	6.0-7.5
Moss	6.0-8.0
Moss, sphagnum	3.5-5.0
Myosotis	6.0-7.0
Narcossus	6.0-7.5
Nasturtium	5.5-7.5
Nicotoana	5.5-6.5
Pachysandra	5.0-8.0
Paeonia	6.0-7.5
Pansy	5.5-7.0
Passion flower	6.0-8.0
Pasque flower	5.0-8.0
Paulownia	6.0-8.0
Pea-sweet	6.0-7.5
Penstemon	5.5-7.0
Peony	6.0-7.5
Periwinkle	6.0-7.5
Petunia	6.0-7.5
Pinks	6.0-7.5
Pittosporum	5.5-6.5
Plantain	6.0-7.5
Poligonum	6.0-7.5
Polyanthus	6.0-7.5
Poppy	6.0-7.5
Portylaca	5.5-7.5
Primrose	5.5-6.5
Primula	6.0-7.5
Privet	6.0-7.0
Prunella	6.5-7.5
Prunus	6.5-7.5
Pyracantha	5.0-6.0
Pyrethrum	6.0-7.5
Red Hot Poker	6.0-7.5
Rhododendron	4.5-6.0
Rose: Hybrd Tea	5.5-7.0
Climbing	6.0-7.0
Rambling	5.5-7.0
Salvia	6.0-7.5
Santpaulia	6.0-7.0
Scabiosa	5.0-7.5
Sea Grape	5.0-6.5
Sedum	6.0-8.0
Snapdragon	5.5-7.0
snowdrop	6.0-8.0
soapwort	6.0-7.5
Speedwell	5.5-6.5
spirea	6.0-7.5
soruce	4.0-5.0
Stock	6.0-7.5
stonecrop	6.5-7.5
Sumach	5.0-6.5
sunflower	6.0-7.5
Sweet William	6.0-7.5
Syringa	6.0-8.0
Tamarix	6.5-8.0
Trillium	5.0-6.0
Tulip	6.0-7.0
viburnum	5.0-7.5
Viola	5.5-6.5
Violet	5.0-7.5
Virginia Creeper	5.0-7.5
Wallflower	5.5-7.5
Water Lily	5.5-6.5
Weyela	6.0-7.0
Wistine	6.0-8.0
zinna	5.5-7.5