Recommended pH levels for various crops
| Sorted by crop | Sorted by pH | |||
| Crop | pH | Crop | pH | |
| Alfalfa | 6.0-7.0 | Blueberries | 4.5-5.5 | |
| Apples | 5.5-6.5 | Cranberries | 4.5-5.5 | |
| Asparagus | 6.0-6.5 | Potatoes | 5.0-6.0 | |
| Barley | 5.5-6.5 | Rhubarb | 5.0-6.5 | |
| Beans | 5.5-6.5 | Strawberries | 5.0-6.5 | |
| Beets | 6.0-6.5 | Tobacco | 5.5-6.3 | |
| Blueberries | 4.5-5.5 | Turnips | 5.5-6.3 | |
| Broccoli | 5.5-6.5 | Apples | 5.5-6.5 | |
| Brussel Sprouts | 5.5-6.5 | Barley | 5.5-6.5 | |
| Buckwheat | 5.5-6.5 | Beans | 5.5-6.5 | |
| Cabbage | 5.5-6.5 | Broccoli | 5.5-6.5 | |
| Carrots | 6.0-6.5 | Brussel Sprouts | 5.5-6.5 | |
| Cauliflower | 5.5-6.5 | Buckwheat | 5.5-6.5 | |
| Celery | 6.0-6.5 | Cabbage | 5.5-6.5 | |
| Clover | 5.5-6.5 | Cauliflower | 5.5-6.5 | |
| Corn | 5.5-6.5 | Clover | 5.5-6.5 | |
| Cranberries | 4.5-5.5 | Corn | 5.5-6.5 | |
| Cucumber | 6.0-6.5 | Grasses | 5.5-6.5 | |
| Grasses | 5.5-6.5 | Oats | 5.5-6.5 | |
| Lettuce | 6.0-6.5 | Soybeans | 5.5-6.5 | |
| Oats | 5.5-6.5 | Sweet Corn | 5.5-6.5 | |
| Onions | 6.0-6.5 | Tomatoes | 5.5-6.5 | |
| Peas | 6.0-6.5 | Wheat | 5.5-6.5 | |
| Pepper | 6.0-6.5 | Asparagus | 6.0-6.5 | |
| Potatoes | 5.0-6.0 | Beets | 6.0-6.5 | |
| Pumpkins | 6.0-6.5 | Carrots | 6.0-6.5 | |
| Radish | 6.0-6.5 | Celery | 6.0-6.5 | |
| Rhubarb | 5.0-6.5 | Cucumber | 6.0-6.5 | |
| Soybeans | 5.5-6.5 | Lettuce | 6.0-6.5 | |
| Spinach | 6.0-6.5 | Onions | 6.0-6.5 | |
| Squash | 6.0-6.5 | Peas | 6.0-6.5 | |
| Strawberries | 5.0-6.5 | Pepper | 6.0-6.5 | |
| Sweet Corn | 5.5-6.5 | Pumpkins | 6.0-6.5 | |
| Tobacco | 5.5-6.3 | Radish | 6.0-6.5 | |
| Tomatoes | 5.5-6.5 | Spinach | 6.0-6.5 | |
| Turnips | 5.5-6.3 | Squash | 6.0-6.5 | |
| Wheat | 5.5-6.5 | Alfalfa | 6.0-7.0 |