-HOW- is what Im not sure of but what amount is about a handful. BUT...who are you talking about? humans? dogs? animals?
yes, the Polk berries are poisonous
No, the berries are not poisonous. As a matter of fact, they can be eaten or chewed, although they contain a high amount of tannin. Many animals and birds in the northwest feed on the berries.
Are mayday berries poisonous to dogs
The berries on mistletoe are poisonous! Do not eat!
There are a number of berries found in the wild that are considered poisonous. These include asparagus berries, deadly nightshade, belladonna, and privet.
There are a number of toxic berries. Whether or not consumption is lethal might depend on the amount consumed. Here are some that are known to be very toxic:MoonseedMIstletoeNightshadeYewJasmineLantana Camara
Yes if the berries are poisonous.
Rowan tree berries are not poisonous to horses. They are usually not interested in eating rowan tree berries. These berries actually have a variety of medicinal uses.
Mountain Ash leaves are not poisonous to horses or other animals. The berries of the Mountain Ash are not poisonous either.
On a tree.
No
some are poisonous but thankfuly not all of them I have a hedge that has poison berries but I also have a berry bush with tasty berries