text: from django.db import models
  
  # Create your models here.
  
  class Plant(models.Model):
  
      plant_name = models.CharField(max_length=256)
      created_at = models.DateTimeField(auto_now_add=True)
      update_at = models.DateTimeField(auto_now=True)
  
      def __str__(self):
          return self.plant_name