diff --git a/app/controllers/crops_controller.rb b/app/controllers/crops_controller.rb
index 7139d3f04..f357e24fb 100644
--- a/app/controllers/crops_controller.rb
+++ b/app/controllers/crops_controller.rb
@@ -9,15 +9,12 @@ class CropsController < ApplicationController
   # GET /crops.json
   def index
     @sort = params[:sort]
-    if @sort == 'alpha'
-      # alphabetical order
-      @crops = Crop.includes(:scientific_names, { plantings: :photos })
-      @paginated_crops = @crops.approved.paginate(page: params[:page])
-    else
-      # default to sorting by popularity
-      @crops = Crop.popular.includes(:scientific_names, { plantings: :photos })
-      @paginated_crops = @crops.approved.paginate(page: params[:page])
-    end
+    @crops = if @sort == 'alpha'
+               Crop.includes(:scientific_names, { plantings: :photos })
+             else
+               popular_crops
+             end
+    @paginated_crops = @crops.approved.paginate(page: params[:page])
 
     respond_to do |format|
       format.html
@@ -198,6 +195,10 @@ class CropsController < ApplicationController
 
   private
 
+  def popular_crops
+    Crop.popular.includes(:scientific_names, { plantings: :photos })
+  end
+
   def recreate_names(param_name, name_type)
     return unless params[param_name].present?
     destroy_names(name_type)
diff --git a/app/controllers/notifications_controller.rb b/app/controllers/notifications_controller.rb
index b6e0acbec..5794a45cc 100644
--- a/app/controllers/notifications_controller.rb
+++ b/app/controllers/notifications_controller.rb
@@ -5,7 +5,7 @@ class NotificationsController < ApplicationController
 
   # GET /notifications
   def index
-    @notifications = Notification.where(recipient_id: current_member).page(params[:page])
+    @notifications = Notification.by_recipient(current_member).page(params[:page])
 
     respond_to do |format|
       format.html # index.html.erb
diff --git a/app/controllers/orders_controller.rb b/app/controllers/orders_controller.rb
index 234c760f2..3e0e97806 100644
--- a/app/controllers/orders_controller.rb
+++ b/app/controllers/orders_controller.rb
@@ -4,7 +4,7 @@ class OrdersController < ApplicationController
 
   # GET /orders
   def index
-    @orders = Order.where(member_id: current_member.id)
+    @orders = Order.by_member(current_member)
 
     respond_to do |format|
       format.html # index.html.erb
diff --git a/app/helpers/plantings_helper.rb b/app/helpers/plantings_helper.rb
index a9cfebf61..f4d8d45be 100644
--- a/app/helpers/plantings_helper.rb
+++ b/app/helpers/plantings_helper.rb
@@ -1,13 +1,13 @@
 module PlantingsHelper
   def display_days_before_maturity(planting)
     if planting.finished?
-      0
+      "0"
     elsif !planting.finished_at.nil?
-      ((p = planting.finished_at - DateTime.now).to_i) <= 0 ? 0 : p.to_i
+      ((p = planting.finished_at - Date.current).to_i) <= 0 ? "0" : p.to_i.to_s
     elsif planting.planted_at.nil? || planting.days_before_maturity.nil?
       "unknown"
     else
-      ((p = (planting.planted_at + planting.days_before_maturity) - DateTime.now).to_i <= 0) ? 0 : p.to_i
+      ((p = (planting.planted_at + planting.days_before_maturity) - Date.current).to_i <= 0) ? "0" : p.to_i.to_s
     end
   end
 
diff --git a/app/models/notification.rb b/app/models/notification.rb
index c970d4218..f19de9b34 100644
--- a/app/models/notification.rb
+++ b/app/models/notification.rb
@@ -7,6 +7,7 @@ class Notification < ActiveRecord::Base
 
   default_scope { order('created_at DESC') }
   scope :unread, -> { where(read: false) }
+  scope :by_recipient, ->(recipient) { where(recipient_id: recipient) }
 
   before_create :replace_blank_subject
   after_create :send_email
diff --git a/app/models/order.rb b/app/models/order.rb
index df8609184..85a3c526d 100644
--- a/app/models/order.rb
+++ b/app/models/order.rb
@@ -12,6 +12,8 @@ class Order < ActiveRecord::Base
 
   before_save :standardize_referral_code
 
+  scope :by_member, ->(member) { where(member: member) }
+
   # total price of an order
   def total
     sum = 0
diff --git a/spec/helpers/plantings_helper_spec.rb b/spec/helpers/plantings_helper_spec.rb
index 9485af81d..e776501b4 100644
--- a/spec/helpers/plantings_helper_spec.rb
+++ b/spec/helpers/plantings_helper_spec.rb
@@ -1,6 +1,69 @@
 require 'rails_helper'
 
 describe PlantingsHelper do
+  describe "display_days_before_maturity" do
+    it "handles nil planted_at, nil finished_at, non-nil days_until_maturity" do
+      planting = FactoryGirl.build(:planting,
+        quantity: 5,
+        planted_at: nil,
+        finished_at: nil,
+        days_before_maturity: 17
+      )
+      result = helper.display_days_before_maturity(planting)
+      expect(result).to eq "unknown"
+    end
+
+    it "handles non-nil planted_at and d_b_m, nil finished_at" do
+      planting = FactoryGirl.build(:planting,
+        quantity: 5,
+        planted_at: Date.current,
+        finished_at: nil,
+        days_before_maturity: 17
+      )
+      result = helper.display_days_before_maturity(planting)
+      expect(result).to eq "17"
+    end
+
+    it "handles completed plantings" do
+      planting = FactoryGirl.build(:planting, finished: true)
+      result = helper.display_days_before_maturity(planting)
+      expect(result).to eq "0"
+    end
+
+    it "handles plantings that should have finished" do
+      planting = FactoryGirl.build(:planting,
+        quantity: 5,
+        planted_at: Date.new(0, 1, 1),
+        finished_at: nil,
+        days_before_maturity: "17"
+      )
+      result = helper.display_days_before_maturity(planting)
+      expect(result).to eq "0"
+    end
+
+    it "handles nil d_b_m and nil finished_at" do
+      planting = FactoryGirl.build(:planting,
+        quantity: 5,
+        planted_at: Date.new(2012, 5, 12),
+        finished_at: nil,
+        days_before_maturity: nil
+      )
+      result = helper.display_days_before_maturity(planting)
+      expect(result).to eq "unknown"
+    end
+
+    it "handles finished_at dates in the future" do
+      planting = FactoryGirl.build(:planting,
+        quantity: 5,
+        planted_at: Date.current,
+        finished_at: Date.current + 5,
+        days_before_maturity: nil
+      )
+      result = helper.display_days_before_maturity(planting)
+      expect(result).to eq "5"
+    end
+  end
+
   describe "display_planting" do
     let!(:member) { FactoryGirl.build(:member, login_name: 'crop_lady') }
 
diff --git a/spec/models/order_spec.rb b/spec/models/order_spec.rb
index 89c29785d..1f8bf88bf 100644
--- a/spec/models/order_spec.rb
+++ b/spec/models/order_spec.rb
@@ -8,6 +8,19 @@ describe Order do
       order_id: @order.id, product_id: @product.id)
   end
 
+  describe '#by_member_id' do
+    before do
+      @member1 = FactoryGirl.create(:member)
+      @member2 = FactoryGirl.create(:member)
+      @order1 = Order.create!(member_id: @member1.id)
+      @order2 = Order.create!(member_id: @member2.id)
+    end
+
+    it "only returns orders belonging to member" do
+      Order.by_member(@member1).should eq [@order1]
+    end
+  end
+
   it 'has order_items' do
     @order.order_items.first.should eq @order_item
   end