1. Test on part of the good at a time. Separate any into parts- flower, bud, leaf, stem, root.
2.smell the plant for acid
3. Fast for 8 hours before testing plant. While fasting test for contact poisoning on elbow or wrist.
4.choose small portion of the plant.
5. First touch a small portion on the outside of your lip to test for burning. Wait 3 minutes if no reaction place plant on tongue and wait 15 min. If no reaction chew a pinch and wait for another 15 min. again if there is no reaction swallow the food.
6. Wait 8 hours. If there are Ill effects induce vomiting. If there are no effects eat 1/4 cup of plant prepared the same way. Wait another 8 and if all is well the plant as prepared is safe to eat.
Note- one part of a plant may be edible while other parts are not.