{% for t in tasks %}
<li class="task {% if t.done %}done{% endif %}">
  <form method="post" action="{% url 'followup_toggle' t.pk %}">{% csrf_token %}
    <input type="hidden" name="next" value="{{ request.path }}">
    <button class="check" title="Toggle done">{% if t.done %}&#10003;{% endif %}</button>
  </form>
  <div><a href="{% url 'plant_detail' t.plant_id %}">{{ t.plant.name }}</a> {{ t.task }}<br><small class="muted">due {{ t.due_date }}</small></div>
</li>
{% empty %}<li class="muted">{{ empty }}</li>{% endfor %}