This popular springtime flower can actually be toxic if ingested in large quantities and can be particularly harmful to cats, dogs and horses. The bulb of the tulip contains glycosides and alkaloids that can cause nausea, dizziness and abdominal pain. Severe poisoning can lead to convulsions and possibly death.
What is the effect of vinegar on plants? A: Vinegar is an acidic solution that removes the waxy coating on a plant's foliage, leaving it vulnerable to drying out. Low concentrations of vinegar burn only the foliage, leaving the roots alone to regenerate when possible. Stronger concentrations can burn the plant all the way to the roots. Continue Reading.
1 You must remove the whole root or it will grow back. 2  Spray horticultural vinegar on dandelions that aren't in your lawn or garden. 3  Don't use it in your garden because it will kill any plants in its path. 4  Put a teaspoon of salt at the dandelion's base when the weather and soil are dry. Don't use it in your garden because it will kill any plants in its path. 2  Put a teaspoon of salt at the dandelion's base when the weather and soil are dry. 3  The salt will eventually kill the dandelion's roots. 4  Apply more salt if necessary (e.g. if the salt blows away or if it rains before the salt kills the dandelion).