Does Laurel have invasive roots?
Similarly, you may ask, do Laurel roots cause damage?
Will the roots of a laurel hedge cause damage to my house? In general, most types of laurel do not grow large enough to cause a major problems to buildings. Roots grow in proportion to the amount of leaves they have to support so the larger you let your hedge grow, the bigger the root system it will produce.
Similarly, is Laurel poisonous to other plants? ALL parts (leaves, berries etc.) of all Laurels, apart from Bay Laurel, are poisonous to livestock and animals. We have had no reports of children or pets being affected by the foliage of these hedging plants; in our experience they hold no real attraction, however it is best to avoid planting next to livestock.
Moreover, are Laurel roots invasive?
Although not invasive, think of laurel bushes as weeds when you remove them. If you don't dig up the roots after cutting down a laurel bush, it hinders future planting and sprouts again, just like weeds if you don't mechanically or chemically remove their root systems.
Are Portuguese laurel leaves poisonous?
Prunus lusitanica is the Portuguese laurel. The leaves are poisonous.