Herbs are often associated with culinary delights , innate remedies , and fragrant gardens . However , not all herb are universally lionise . In some countries , certain herb are restricted or outright censor due to their psychoactive properties , association with controlled substance , or environmental concerns .

If you ’re an herbaceous plant enthusiast , it ’s essential to know which flora could get you into legal trouble depending on where you endure . Here are 10 herb you ca n’t legally grow in sure countries and why they ’re qualify .

1. Khat

Why It ’s Banned : Khat hold in cathinone , a psychoactive meaning that ’s classified as a controlled stimulant in many countries .

2. Peyote

Peyote is a small , spineless cactus known for its psychoactive alkaloid mescaline , which induces hallucinogenic event . While it ’s a hallowed industrial plant in some Indigenous cultures , peyote cultivation is illegal to trade in every commonwealth in the United Statesexcept Texas .

Why It ’s Banned : Peyote ’s psychotropic properties position it on the list of controlled substances in many Nation . exception are sometimes made for spiritual or cultural use .

3. Cannabis

Cannabis is one of the most wide debate plants in the world . While it ’s legal to grow in some country like Canada , Uruguay , and certain U.S. res publica , it stay illegal in others , including much of Asia and the Middle East . Even hemp , a non - psychoactive variety of cannabis , faces legal restrictions in some realm .

Why It ’s Banned : Cannabis contains THC , a psychotropic chemical compound that is classified as an illegal drug in many countries due to its amateur purpose .

4. Coca

Coca leaves have been used for centuries by Indigenous people in South America for medicinal and ethnical purposes . However , coca cultivation isillegal in most countriesoutside of South America because it is the in the buff material for cocaine output .

Why It ’s Banned : Coca leave contain alkaloid that can be processed into cocain , a powerful and illegal narcotic in most of the world .

5. Opium Poppy

While opium poppy are uprise de jure for medicative purposes in some countries , includingAustralia , Turkey and India , but cultivate them without a license is illegal in many place , such as the U.S. The seeds are commonly used in baking , but the flora ’s sap incorporate opiate like morphine .

Why It ’s Banned : The potential for processing opium poppies into narcotic makes unlicensed cultivation illegal in many regions .

6. Kava

Kava , a plant aboriginal to the South Pacific , is traditionally used to get up a ceremonial drink with sedative and calming force . While it ’s legal in many countries , kava cultivation and use are restrict orhighly regulated in countriesdue to headache over liver perniciousness .

Why It ’s Banned : Some studies have link kava economic consumption to liver harm , propel prohibition and limitation in sure countries .

7. Salvia divinorum

Salvia divinorum is a hallucinogenic herb that bring forth vivid , poor - lived psychoactive effects when fume or chewed . It ’s illegal in 32 state in the U.S.

Why It ’s banish : Salvia ’s hallucinogenic holding have chair to concerns over its misuse as a recreational drug .

8. Ephedra

Ephedra , also lie with as ma huang , has been used in traditional Chinese medicine for centuries to deal respiratory proceeds . However , ephedrine , a compound found in ephedra , is a precursor for trash output and has also been join to serious cardiovascular side impression .

Why It ’s ostracise : Ephedra is ban or restricted in countries like the U.S. due to refuge concern and its use in illicit drug manufacturing .

9. Absinthe Wormwood

Absinthe wormwood is famous for its role in producing absinthe , a once - controversial alcohol-dependent beverage . While the drunkenness is now legal in many countries , the cultivation of wormwood is restricted in places where absinthe production is still regularise .

Why It ’s Banned : Wormwood contain thujone , a compound once believed to cause hallucinations and other adverse effects .