feat: add per-plant watering and sunlight overrides with icon chips

Plant-level watering/sunlight fields override the species defaults.
Rendered as btn-check radio buttons in the edit form; detail page
shows the plant value (with emoji) falling back to species data.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

plants/forms.py

@@ -1,5 +1,5 @@
 from django import forms
-from .models import Plant, PruningLog, Location
+from .models import Plant, PruningLog, Location, WATERING_CHOICES, SUNLIGHT_CHOICES
 
 MONTH_CHOICES = [
     ('1', 'Jan'), ('2', 'Feb'), ('3', 'Mar'), ('4', 'Apr'),
@@ -27,10 +27,18 @@ class PlantForm(forms.ModelForm):
         label='Or add new location',
         widget=forms.TextInput(attrs={'class': 'form-control', 'placeholder': 'e.g. Living room'}),
     )
+    watering = forms.ChoiceField(
+        choices=[('', '—')] + WATERING_CHOICES,
+        required=False,
+    )
+    sunlight = forms.ChoiceField(
+        choices=[('', '—')] + SUNLIGHT_CHOICES,
+        required=False,
+    )
 
     class Meta:
         model = Plant
-        fields = ['name', 'location', 'is_indoor', 'bloom_months', 'notes']
+        fields = ['name', 'location', 'is_indoor', 'watering', 'sunlight', 'bloom_months', 'notes']
         widgets = {
             'notes': forms.Textarea(attrs={'rows': 3, 'class': 'form-control'}),
             'name': forms.TextInput(attrs={'class': 'form-control'}),

plants/migrations/0008_add_watering_sunlight_to_plant.py

@@ -0,0 +1,23 @@
+# Generated by Django 5.2.1 on 2026-05-29 09:46
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('plants', '0007_plantcardphoto'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='plant',
+            name='sunlight',
+            field=models.CharField(blank=True, max_length=200),
+        ),
+        migrations.AddField(
+            model_name='plant',
+            name='watering',
+            field=models.CharField(blank=True, max_length=100),
+        ),
+    ]

plants/migrations/0009_update_watering_sunlight_choices.py

@@ -0,0 +1,23 @@
+# Generated by Django 5.2.1 on 2026-05-29 09:53
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('plants', '0008_add_watering_sunlight_to_plant'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='plant',
+            name='sunlight',
+            field=models.CharField(blank=True, choices=[('full_sun', '☀️ Full sun'), ('part_sun', '🌤 Part sun'), ('full_shade', '🌑 Full shade')], max_length=200),
+        ),
+        migrations.AlterField(
+            model_name='plant',
+            name='watering',
+            field=models.CharField(blank=True, choices=[('frequent', '💧💧 Frequent'), ('regular', '💧 Regular'), ('minimum', '🌿 Minimum'), ('drought', '🌵 Drought tolerant')], max_length=100),
+        ),
+    ]

plants/models.py

@@ -36,6 +36,20 @@ class Species(models.Model):
         return self.common_name
 
 
+WATERING_CHOICES = [
+    ('frequent', '💧💧 Frequent'),
+    ('regular', '💧 Regular'),
+    ('minimum', '🌿 Minimum'),
+    ('drought', '🌵 Drought tolerant'),
+]
+
+SUNLIGHT_CHOICES = [
+    ('full_sun', '☀️ Full sun'),
+    ('part_sun', '🌤 Part sun'),
+    ('full_shade', '🌑 Full shade'),
+]
+
+
 class Plant(models.Model):
     name = models.CharField(max_length=200)
     species = models.ForeignKey(
@@ -47,6 +61,8 @@ class Plant(models.Model):
         on_delete=models.SET_NULL, related_name='plants',
     )
     is_indoor = models.BooleanField(default=False)
+    watering = models.CharField(max_length=100, blank=True, choices=WATERING_CHOICES)
+    sunlight = models.CharField(max_length=200, blank=True, choices=SUNLIGHT_CHOICES)
     pruning_months = models.JSONField(default=list)
     bloom_months = models.JSONField(default=list)
     photo = models.ImageField(upload_to='plants/', blank=True)

plants/templates/plants/plant_detail.html

@@ -28,12 +28,16 @@
 
 {% if plant.location %}<p class="text-muted small mb-2">📍 {{ plant.location.name }}</p>{% endif %}
 
-{% if plant.species %}
+{% if plant.watering or plant.sunlight or plant.species %}
 <div class="mb-3">
-    {% if plant.species.watering %}
+    {% if plant.watering %}
+    <span class="care-chip" style="background:#e3f2fd; color:#1565c0;">{{ plant.get_watering_display }}</span>
+    {% elif plant.species.watering %}
     <span class="care-chip" style="background:#e3f2fd; color:#1565c0;">💧 {{ plant.species.watering }}</span>
     {% endif %}
-    {% if plant.species.sunlight %}
+    {% if plant.sunlight %}
+    <span class="care-chip" style="background:#fff9c4; color:#7d4a00;">{{ plant.get_sunlight_display }}</span>
+    {% elif plant.species.sunlight %}
     <span class="care-chip" style="background:#fff9c4; color:#7d4a00;">☀️ {{ plant.species.sunlight }}</span>
     {% endif %}
     {% if plant.species.max_height_cm %}
@@ -43,7 +47,8 @@
     <span class="care-chip" style="background:#e8f5e9; color:#1b5e20;">🌱 {{ plant.species.growth_rate }}</span>
     {% endif %}
 </div>
-{% if plant.species.vpc_slug %}
+{% endif %}
+{% if plant.species and plant.species.vpc_slug %}
 <div class="mb-3">
     <form method="post" action="{% url 'vpc_species_reset' plant.species.pk %}">
         {% csrf_token %}
@@ -55,7 +60,6 @@
     </form>
 </div>
 {% endif %}
-{% endif %}
 
 {% load plant_extras %}
 {% if plant.bloom_months %}

plants/templates/plants/plant_form.html

@@ -45,6 +45,40 @@
         <label class="form-check-label" for="{{ form.is_indoor.id_for_label }}">Indoor plant</label>
     </div>
 
+    <div class="mb-3">
+        <label class="form-label fw-semibold">Watering</label>
+        <div class="d-flex flex-wrap gap-2">
+            {% for val, label in form.watering.field.choices %}
+            <div>
+                <input type="radio" class="btn-check" name="watering"
+                       id="watering_{{ val|default:'none' }}" value="{{ val }}"
+                       autocomplete="off"
+                       {% if form.watering.value == val %}checked{% endif %}>
+                <label class="btn btn-outline-secondary btn-sm" for="watering_{{ val|default:'none' }}">{{ label }}</label>
+            </div>
+            {% endfor %}
+        </div>
+        {% if species and species.watering %}<div class="form-text">Species default: 💧 {{ species.watering }}</div>{% endif %}
+        {% if form.watering.errors %}<div class="text-danger small">{{ form.watering.errors }}</div>{% endif %}
+    </div>
+
+    <div class="mb-3">
+        <label class="form-label fw-semibold">Sunlight</label>
+        <div class="d-flex flex-wrap gap-2">
+            {% for val, label in form.sunlight.field.choices %}
+            <div>
+                <input type="radio" class="btn-check" name="sunlight"
+                       id="sunlight_{{ val|default:'none' }}" value="{{ val }}"
+                       autocomplete="off"
+                       {% if form.sunlight.value == val %}checked{% endif %}>
+                <label class="btn btn-outline-secondary btn-sm" for="sunlight_{{ val|default:'none' }}">{{ label }}</label>
+            </div>
+            {% endfor %}
+        </div>
+        {% if species and species.sunlight %}<div class="form-text">Species default: ☀️ {{ species.sunlight }}</div>{% endif %}
+        {% if form.sunlight.errors %}<div class="text-danger small">{{ form.sunlight.errors }}</div>{% endif %}
+    </div>
+
     <div class="mb-3">
         <label class="form-label fw-semibold">Bloom months</label>
         <div class="month-toggle-group">