At present the wild population is just over 200 mature plants.
Large, mature plants nearly always win the contest for food and water.
The seeds then require three to four years to become a mature plant.
Mature plants can produce between 10000 and 100000 seeds per year.
The size of the pine trees and other mature plants shows how long the estate has been here.
In 2003 only about 228 mature plants were known.
On the lower-altitude site, there are about 50 mature plants.
This system produces mature plants in four to six weeks instead of the several months required under ordinary growing conditions.
A mature plant of a certain species can bring as much as $50,000.
The mature plant also contains at least four other toxins.