In my Form i am using something like this
$this->add(array(
'name' => 'date1',
'type' => 'Zend\Form\Element\Date',
'options' => array(
'label' => 'Date:',
)
));
And in my view i am using this
echo $this->formRow($form->get('date1'));
But it is not creating any calendar.
Edit: Got this issue in Fire Fox, got some kind of calendar in Chrome i dont know why!