How long has the oldest recorded cactus been alive?
Correct answer: About 300 years

Tom
I assume they cannot count tree rings? How do they know the age of a cactus?

Calabtangan' Boyoyong
What is the method of determining the age?

Laura
Cactus age can be estimated by its size and number of arms.

Player #134733667
There are some people that vandalize cactus for fun. And they should be fined and jailed for it.

bigden
They can tell the age by size and the number and size of its arms.

noor ullah
Dalia, this is longer time 😭😭😭

RisanekAnanas
that's a huge number for a plant

Marciano
Info in 3th paragraph is some kind of ambiguous, per sec.

MrDJ
Tom, I think they use a type of electronic to do so

Tayyab noor zaman
I think that they have to counter its benefits for enviorment

Tayyab noor zaman
it is an hardiest plant which means to break it we need a lot of effort

omi piya
was a great question!!!

Dalia
wow three hundred years....means three or four generations....even four