Recommended Soil pH by Plant

VegetablesSandy SoilClay Soil
Artichoke6.57.5
Asparagus68
Beets67.5
Broccoli67
Cabbage67.5
Carrots5.57
Chives, Garlic67
Collards66.5
Corn67
Cress67
Cucumber5.57.5
Eggplant5.56
Endive (Escarole)66.5
Garlic67
Leeks68
Lettuce67
Mustard Greens67.5
Onion67
Parsley57
Parsnip57.5
Pea, Edible Pod67.5
Pepper5.57
Potato4.56
Pumpkin5.57.5
Radish67
Spinach67.5
Tomato67
Turnip5.57
Zucchini66.8
FruitsSandy SoilClay Soil
Apple67
Cherry6.57.5
Pear67.5
Plum67.5
Raspberry57.5
Strawberry6.57.5

FlowersSandy SoilClay Soil
Azalea and Rhododendron4.56
Chrysanthemum67
Dahlia67.5
Geranium67.5
Hydrangea (Blue) 45
Hydrangea (Pink)67
Hydrangea (White)6.58
Lavender6.57.5
Lilac67
Rose67
Tulip67
Most Annuals67.5

TreesSandy SoilClay Soil
Magnolia5.57
Maple67.5
Thuja67

Lawn6.57.5