diff --git a/app/assets/stylesheets/_stalls.scss b/app/assets/stylesheets/_stalls.scss
new file mode 100644
index 000000000..30b33a408
--- /dev/null
+++ b/app/assets/stylesheets/_stalls.scss
@@ -0,0 +1,269 @@
+// A member's garden stall: awning, hanging sign and a table, boarded up behind
+// a shutter while it is closed. When it has just been opened the pieces animate
+// in one after another (.stall-opening); without motion they are simply there.
+$stall-wood: #6d4c41;
+$stall-outline: #3e2a1c;
+$stall-label: #fff8e1;
+
+.stall-page {
+  max-width: 760px;
+  margin: 0 auto;
+}
+
+.stall {
+  position: relative;
+  overflow: clip;
+  border-radius: $card-radius;
+  margin-bottom: 1.75rem;
+}
+
+.stall-awning {
+  display: flex;
+  position: relative;
+  z-index: 2;
+  padding: 0 3px;
+  transform-origin: top center;
+
+  span {
+    flex: 1 1 0;
+    min-width: 0;
+    height: 34px;
+    margin-left: -3px;
+    border: 3px solid $stall-outline;
+    border-top-width: 0;
+    border-bottom-left-radius: 50% 34px;
+    border-bottom-right-radius: 50% 34px;
+  }
+
+  .stall-stripe-green {
+    background: $green;
+  }
+
+  .stall-stripe-white {
+    background: $white;
+  }
+}
+
+.stall-body {
+  display: flex;
+  flex-direction: column;
+  align-items: center;
+  position: relative;
+  z-index: 1;
+}
+
+.stall-sign {
+  box-sizing: border-box;
+  width: min(100%, 560px);
+  margin-top: 22px;
+  padding: 14px 20px;
+  border: 3px solid $stall-outline;
+  border-radius: $card-radius;
+  background: $stall-wood;
+  color: $white;
+  text-align: center;
+  transform-origin: top center;
+
+  p {
+    margin: 0;
+  }
+}
+
+.stall-sign-name {
+  font-size: clamp(1.25rem, 4.2vw, 1.9rem);
+  font-weight: 600;
+  letter-spacing: 0.06em;
+  line-height: 1.15;
+  text-transform: uppercase;
+}
+
+.stall-sign-text {
+  margin-top: 4px;
+  font-size: 1rem;
+}
+
+.stall-table {
+  width: 100%;
+  margin-top: 22px;
+}
+
+.stall-spots {
+  display: grid;
+  grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
+  gap: 16px;
+  padding: 0 12px 16px;
+}
+
+.stall-spot {
+  display: flex;
+  align-items: center;
+  justify-content: center;
+  height: 120px;
+  border: 3px dashed $stall-wood;
+  border-radius: $card-radius;
+  color: $brown;
+  font-size: 1.4rem;
+  font-weight: 600;
+}
+
+.stall-tabletop {
+  height: 26px;
+  border-top: 3px solid $stall-outline;
+  background: $stall-wood;
+  box-shadow: inset 0 6px 0 rgba(255, 255, 255, 0.12);
+}
+
+// Rolled up and out of sight whenever the stall is open.
+.stall-shutter {
+  display: none;
+  position: absolute;
+  inset: 0;
+  z-index: 5;
+  align-items: center;
+  justify-content: center;
+  border: 3px solid $stall-outline;
+  border-radius: $card-radius;
+  background: repeating-linear-gradient(180deg, $stall-wood 0 26px, #5a3d33 26px 30px);
+}
+
+.stall-closed .stall-shutter,
+.stall-opening .stall-shutter {
+  display: flex;
+}
+
+.stall-shutter-sign {
+  padding: 6px 26px;
+  border: 3px solid $stall-outline;
+  border-radius: 4px 16px 16px 4px;
+  background: $stall-label;
+  font-size: 2rem;
+  font-weight: 600;
+  transform: rotate(-3deg);
+}
+
+.stall-closed {
+  .stall-awning {
+    transform: scaleY(0);
+  }
+
+  .stall-sign,
+  .stall-table {
+    opacity: 0;
+  }
+
+  // Keeps the shutter from collapsing to nothing with the contents hidden.
+  .stall-body {
+    min-height: 300px;
+  }
+}
+
+.stall-panel {
+  box-sizing: border-box;
+  padding: 1.6rem 1.75rem;
+  border-radius: $card-radius;
+  background: $white;
+  box-shadow: 0 0 4px rgba(0, 0, 0, 0.14), 0 3px 4px rgba(0, 0, 0, 0.12), 0 1px 5px rgba(0, 0, 0, 0.2);
+
+  h1 {
+    font-size: 150%;
+    font-weight: 500;
+  }
+}
+
+.stall-choices {
+  display: grid;
+  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
+  gap: 1.25rem;
+}
+
+.stall-choice {
+  display: flex;
+  flex-direction: column;
+  align-items: flex-start;
+  gap: 0.6rem;
+  padding: 1.4rem;
+  border: 2px dashed rgba($brown, 0.35);
+  border-radius: $card-radius;
+  background: $white;
+  color: inherit;
+  text-align: left;
+
+  strong {
+    font-size: 150%;
+  }
+}
+
+.stall-choice-soon {
+  color: $ink-muted;
+  font-weight: 700;
+  letter-spacing: 0.02em;
+  text-transform: uppercase;
+}
+
+.stall-card {
+  padding: 1rem 1.25rem;
+  border: 2px solid $stall-outline;
+  border-radius: 4px 16px 16px 4px;
+  background: $stall-label;
+}
+
+@media (prefers-reduced-motion: no-preference) {
+  .stall-opening {
+    .stall-shutter {
+      animation: stall-shutter-up 800ms cubic-bezier(0.65, 0, 0.35, 1) forwards;
+    }
+
+    .stall-awning {
+      animation: stall-awning-drop 700ms cubic-bezier(0.3, 1.5, 0.5, 1) 450ms backwards;
+    }
+
+    .stall-sign {
+      animation: stall-sign-swing 800ms cubic-bezier(0.3, 1.6, 0.5, 1) 1000ms backwards;
+    }
+
+    .stall-table {
+      animation: stall-table-in 600ms cubic-bezier(0.3, 1.3, 0.5, 1) 1400ms backwards;
+    }
+
+    .stall-spot {
+      animation: stall-spot-in 500ms cubic-bezier(0.3, 1.6, 0.5, 1) 1800ms backwards;
+    }
+  }
+
+  .stall-reveal-delayed {
+    animation: stall-spot-in 500ms cubic-bezier(0.3, 1.4, 0.5, 1) 2100ms backwards;
+  }
+}
+
+@keyframes stall-shutter-up {
+  to {
+    transform: translateY(-108%);
+  }
+}
+
+@keyframes stall-awning-drop {
+  from {
+    transform: scaleY(0);
+  }
+}
+
+@keyframes stall-sign-swing {
+  from {
+    opacity: 0;
+    transform: translateY(-60px) rotate(-10deg);
+  }
+}
+
+@keyframes stall-table-in {
+  from {
+    opacity: 0;
+    transform: scale(0.6);
+  }
+}
+
+@keyframes stall-spot-in {
+  from {
+    opacity: 0;
+    transform: translateY(24px) scale(0.7);
+  }
+}
diff --git a/app/assets/stylesheets/application.scss b/app/assets/stylesheets/application.scss
index 75928b440..a733c11cd 100644
--- a/app/assets/stylesheets/application.scss
+++ b/app/assets/stylesheets/application.scss
@@ -53,6 +53,7 @@
 @import "photos";
 @import "posts";
 @import "seeds";
+@import "stalls";
 
 @import "predictions";
 @import "homepage";
diff --git a/app/controllers/concerns/feature_gated.rb b/app/controllers/concerns/feature_gated.rb
new file mode 100644
index 000000000..5873a3d80
--- /dev/null
+++ b/app/controllers/concerns/feature_gated.rb
@@ -0,0 +1,13 @@
+# frozen_string_literal: true
+
+# Controllers for something still being rolled out: not found until an admin
+# switches the feature on.
+module FeatureGated
+  extend ActiveSupport::Concern
+
+  class_methods do
+    def require_feature(name)
+      before_action { raise ActiveRecord::RecordNotFound unless Feature.enabled?(name) }
+    end
+  end
+end
diff --git a/app/controllers/stalls/openings_controller.rb b/app/controllers/stalls/openings_controller.rb
new file mode 100644
index 000000000..558f36475
--- /dev/null
+++ b/app/controllers/stalls/openings_controller.rb
@@ -0,0 +1,22 @@
+# frozen_string_literal: true
+
+# A member opening their garden stall, or closing it again.
+module Stalls
+  class OpeningsController < ApplicationController
+    include FeatureGated
+
+    require_feature :garden_stall
+    before_action :authenticate_member!
+
+    def create
+      current_member.stall!.open!
+      flash[:stall_opened] = true
+      redirect_to member_stall_path(current_member)
+    end
+
+    def destroy
+      current_member.stall!.close!
+      redirect_to member_stall_path(current_member), notice: t('.closed')
+    end
+  end
+end
diff --git a/app/controllers/stalls_controller.rb b/app/controllers/stalls_controller.rb
new file mode 100644
index 000000000..4915fedd9
--- /dev/null
+++ b/app/controllers/stalls_controller.rb
@@ -0,0 +1,19 @@
+# frozen_string_literal: true
+
+# A member's garden stall, shared by link. Only the owner sees it while it is
+# closed.
+class StallsController < ApplicationController
+  include FeatureGated
+
+  require_feature :garden_stall
+
+  def show
+    @member = Member.confirmed.find_by!(slug: params[:member_slug])
+    @owner = @member == current_member
+    @stall = @member.stall || @member.build_stall
+    raise ActiveRecord::RecordNotFound unless @stall.open? || @owner
+
+    # The shutter rolls up the first time the owner sees it open.
+    @opening = flash[:stall_opened].present?
+  end
+end
diff --git a/app/models/feature.rb b/app/models/feature.rb
index 840391999..7e7267004 100644
--- a/app/models/feature.rb
+++ b/app/models/feature.rb
@@ -3,7 +3,7 @@
 # The features admins can switch on and off, kept in Flipper. Each is off until
 # an admin switches it on.
 class Feature
-  NAMES = %i(job_ideas enable_planting_reminders enable_harvest_reminders planting_weather).freeze
+  NAMES = %i(job_ideas enable_planting_reminders enable_harvest_reminders planting_weather garden_stall).freeze
 
   attr_reader :name
 
diff --git a/app/models/member.rb b/app/models/member.rb
index 69a6efee5..9c0927c63 100644
--- a/app/models/member.rb
+++ b/app/models/member.rb
@@ -17,6 +17,7 @@ class Member < ApplicationRecord
   has_many :comments, foreign_key: 'author_id', dependent: :destroy, inverse_of: :author
   has_many :forums, foreign_key: 'owner_id', dependent: :nullify, inverse_of: :owner
   has_many :gardens, foreign_key: 'owner_id', dependent: :destroy, inverse_of: :owner
+  has_one :stall, dependent: :destroy
   # Where they raise seedlings before planting them out.
   has_one :nursery, -> { nurseries }, class_name: 'Garden', foreign_key: 'owner_id', dependent: nil, inverse_of: :owner
   has_many :plantings, foreign_key: 'owner_id', dependent: :destroy, inverse_of: :owner
@@ -188,6 +189,11 @@ class Member < ApplicationRecord
   # which can happen sometimes especially with FactoryBot associations
   after_create { |member| Garden.create(name: "Garden", owner_id: member.id) }
 
+  # Their stall, made the first time they open it.
+  def stall!
+    stall || create_stall!
+  end
+
   # Their nursery, made the first time it's wanted, as most members never need
   # one. The member may already have a garden called "Nursery", and garden names
   # are unique per member, so ours is numbered until it's free.
diff --git a/app/models/stall.rb b/app/models/stall.rb
new file mode 100644
index 000000000..2466dfad2
--- /dev/null
+++ b/app/models/stall.rb
@@ -0,0 +1,22 @@
+# frozen_string_literal: true
+
+# A member's garden stall: one page where they offer spare seedlings and seeds
+# to friends. A member has at most one. It is open when it has an opened_at, and
+# closing it keeps the row so opening it again is just a timestamp.
+class Stall < ApplicationRecord
+  belongs_to :member
+
+  validates :member_id, uniqueness: true
+
+  def open?
+    opened_at.present?
+  end
+
+  def open!
+    update!(opened_at: Time.current)
+  end
+
+  def close!
+    update!(opened_at: nil)
+  end
+end
diff --git a/app/views/gardens/show.html.haml b/app/views/gardens/show.html.haml
index c0d54e835..d1b35900b 100644
--- a/app/views/gardens/show.html.haml
+++ b/app/views/gardens/show.html.haml
@@ -23,6 +23,7 @@
           .mb-3
             = render 'jobs/ideas_banner', href: suggestions_path, open: false,
               text: t('.suggested_plantings', count: @suggestion_count), go: t('.suggested_plantings_go')
+        = render 'stalls/card', garden: @garden
         = render 'gardens/facts', garden: @garden, growing_now: @current_plantings.size
         = render 'gardens/description', garden: @garden
         = render 'gardens/join_prompt', garden: @garden unless member_signed_in?
diff --git a/app/views/stalls/_card.html.haml b/app/views/stalls/_card.html.haml
new file mode 100644
index 000000000..5fd12c489
--- /dev/null
+++ b/app/views/stalls/_card.html.haml
@@ -0,0 +1,11 @@
+-# On the nursery garden: where the owner opens their garden stall, or goes to it.
+- if garden.nursery? && can?(:edit, garden) && Feature.enabled?(:garden_stall)
+  - stall = garden.owner.stall
+  .stall-card.mb-3
+    %h2.h5= t('.heading')
+    - if stall&.open?
+      %p= t('.open_text')
+      = link_to t('.go'), member_stall_path(garden.owner), class: 'btn btn-outline-success'
+    - else
+      %p= t('.text')
+      = link_to t('.open'), member_stall_path(garden.owner), class: 'btn btn-success'
diff --git a/app/views/stalls/_stall.html.haml b/app/views/stalls/_stall.html.haml
new file mode 100644
index 000000000..bd0cdcc51
--- /dev/null
+++ b/app/views/stalls/_stall.html.haml
@@ -0,0 +1,18 @@
+-# The stall itself: awning, sign and table. Closed, it is boarded up behind a
+-# shutter. Just opened, the pieces animate in; see _stalls.scss.
+- name = t('.sign', name: member)
+%section.stall{ 'aria-label': name, class: [('stall-closed' unless open), ('stall-opening' if opening)] }
+  .stall-awning{ 'aria-hidden': 'true' }
+    - 12.times do |i|
+      %span{ class: (i.even? ? 'stall-stripe-green' : 'stall-stripe-white') }
+  .stall-body
+    .stall-sign
+      %p.stall-sign-name= name
+      %p.stall-sign-text= t('.tagline')
+    .stall-table
+      .stall-spots{ 'aria-hidden': 'true' }
+        - %i(seedlings seeds more).each do |spot|
+          .stall-spot= t(".spots.#{spot}")
+      .stall-tabletop
+  .stall-shutter{ 'aria-hidden': 'true' }
+    %span.stall-shutter-sign= t('.closed')
diff --git a/app/views/stalls/show.html.haml b/app/views/stalls/show.html.haml
new file mode 100644
index 000000000..27157b16b
--- /dev/null
+++ b/app/views/stalls/show.html.haml
@@ -0,0 +1,41 @@
+- content_for :title, t('.title', name: @member)
+
+- content_for :breadcrumbs do
+  %li.breadcrumb-item= link_to t('layouts.menu.gardens'), gardens_path
+  %li.breadcrumb-item.active= t('.breadcrumb')
+
+.stall-page
+  .record-identity.mb-4
+    = render 'shared/record_owner', owner: @member
+    .record-identity-text
+      %p.garden-grower
+        = t('.garden_of')
+        %strong.record-grower-name= link_to @member, @member
+
+  = render 'stalls/stall', member: @member, open: @stall.open?, opening: @opening
+
+  - if @owner
+    - if @stall.open?
+      %section.stall-panel{ 'aria-labelledby': 'stall-first-h', class: ('stall-reveal-delayed' if @opening) }
+        %h1#stall-first-h= t('.first_heading')
+        %p.text-muted= t('.first_intro')
+        .stall-choices
+          %button.stall-choice{ type: 'button', disabled: true }
+            %strong= t('.seedlings')
+            %span= t('.seedlings_text')
+            %span.stall-choice-soon= t('.coming_soon')
+          %button.stall-choice{ type: 'button', disabled: true }
+            %strong= t('.seeds')
+            %span= t('.seeds_text')
+            %span.stall-choice-soon= t('.coming_soon')
+        .d-flex.flex-wrap.gap-3.align-items-center.mt-3
+          = button_to t('.close'), stall_opening_path, method: :delete, class: 'btn btn-secondary'
+          %span.text-muted= t('.link_is', url: member_stall_url(@member))
+    - else
+      %section.stall-panel{ 'aria-labelledby': 'stall-open-h' }
+        %h1#stall-open-h= t('.open_heading')
+        %p= t('.open_intro')
+        %ul
+          - %i(choose_what choose_who choose_where expiry privacy).each do |point|
+            %li= t(".points.#{point}")
+        = button_to t('.open'), stall_opening_path, class: 'btn btn-primary btn-lg'
diff --git a/config/locales/en.yml b/config/locales/en.yml
index 00823a953..a9d8e90e9 100644
--- a/config/locales/en.yml
+++ b/config/locales/en.yml
@@ -97,6 +97,7 @@ en:
       descriptions:
         enable_harvest_reminders: Sends the weekly harvest reminder emails to members who want them.
         enable_planting_reminders: Sends the weekly planting reminder emails to members who want them.
+        garden_stall: A page where members offer spare seedlings and seeds to friends. Switch on once all the parts are deployed.
         job_ideas: Suggested jobs for members, from their past jobs and plantings, crop templates and what gardeners nearby are doing.
         planting_weather: Temperature and rainfall charts on each planting, from daily weather for the garden's area.
       index:
@@ -111,6 +112,7 @@ en:
       names:
         enable_harvest_reminders: Harvest reminders
         enable_planting_reminders: Planting reminders
+        garden_stall: Garden stall
         job_ideas: Job ideas
         planting_weather: Planting weather
       update:
@@ -1192,6 +1194,46 @@ en:
       heading: "%{crop} seeds"
     string: "%{crop} seeds belonging to %{owner}"
     updated: Seed was successfully updated.
+  stalls:
+    openings:
+      destroy:
+        closed: Your garden stall is closed.
+    card:
+      go: Go to your stall
+      heading: Garden stall
+      open: Open a garden stall
+      open_text: Your garden stall is open for friends.
+      text: Share spare seedlings and seeds with friends. You choose what and who, offers close after 4 weeks, and no addresses are kept.
+    show:
+      breadcrumb: Garden stall
+      close: Close the stall
+      coming_soon: Coming soon
+      first_heading: Your stall is open. What goes on it first?
+      first_intro: You can add more any time. Nothing shows to friends until something is on the table.
+      garden_of: Garden of
+      link_is: Your link is %{url}
+      open: Open my stall
+      open_heading: Open a garden stall
+      open_intro: Got spare seedlings or seeds? Put them on a stall and share the link with your friends. Give them away or swap.
+      points:
+        choose_what: You choose what goes on the table.
+        choose_where: 'You choose where friends can be: your region, your country or anywhere.'
+        choose_who: 'You choose who can bagsy: anyone signed in, or only people you follow.'
+        expiry: Offers close after 4 weeks, so the stall never goes stale.
+        privacy: Growstuff keeps no addresses. Friends message you to arrange pick-up.
+      seedlings: Seedlings
+      seedlings_text: Plants you've raised that need a home.
+      seeds: Seeds
+      seeds_text: Packets you've saved and will trade.
+      title: "%{name}'s garden stall"
+    stall:
+      closed: Closed for now
+      sign: "%{name}'s garden stall"
+      spots:
+        more: anything else
+        seedlings: seedlings here
+        seeds: seeds here
+      tagline: Seedlings and seeds for friends. Free, or swap.
   suggestions:
     index:
       lede: What gardeners at %{band} are planting this month, most planted first.
diff --git a/config/routes.rb b/config/routes.rb
index c041b8eed..4d8db61eb 100644
--- a/config/routes.rb
+++ b/config/routes.rb
@@ -51,6 +51,11 @@ Rails.application.routes.draw do
   end
 
   # Before the gardens resource, so "nursery" isn't taken for a garden's slug.
+  # Opening and closing your own garden stall.
+  resource :stall, only: [] do
+    resource :opening, only: %i(create destroy), module: :stalls
+  end
+
   resource :nursery, only: %i(show create) do
     get :panel
     resource :decline, only: :create, module: :nurseries
@@ -152,6 +157,7 @@ Rails.application.routes.draw do
   get '/timeline', to: redirect('/my/neighbours')
 
   resources :members, param: :slug do
+    resource :stall, only: :show
     # Before the gardens resource, so "inactive" isn't taken for a garden's slug.
     get 'gardens/inactive' => 'gardens#inactive', as: :inactive_gardens
     # param: :slug to match the top-level gardens resource, so the controller's
diff --git a/db/migrate/20261101010000_create_stalls.rb b/db/migrate/20261101010000_create_stalls.rb
new file mode 100644
index 000000000..15259f52e
--- /dev/null
+++ b/db/migrate/20261101010000_create_stalls.rb
@@ -0,0 +1,11 @@
+# frozen_string_literal: true
+
+class CreateStalls < ActiveRecord::Migration[8.1]
+  def change
+    create_table :stalls do |t|
+      t.references :member, null: false, foreign_key: true, index: { unique: true }
+      t.datetime :opened_at
+      t.timestamps
+    end
+  end
+end
diff --git a/db/schema.rb b/db/schema.rb
index 401030747..8851c9ce6 100644
--- a/db/schema.rb
+++ b/db/schema.rb
@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema[8.1].define(version: 2026_11_01_000000) do
+ActiveRecord::Schema[8.1].define(version: 2026_11_01_010000) do
   # These are extensions that must be enabled in order to support this database
   enable_extension "pg_catalog.plpgsql"
   enable_extension "pg_trgm"
@@ -1117,6 +1117,14 @@ ActiveRecord::Schema[8.1].define(version: 2026_11_01_000000) do
     t.index ["source"], name: "index_seeds_on_source"
   end
 
+  create_table "stalls", force: :cascade do |t|
+    t.datetime "created_at", null: false
+    t.bigint "member_id", null: false
+    t.datetime "opened_at"
+    t.datetime "updated_at", null: false
+    t.index ["member_id"], name: "index_stalls_on_member_id", unique: true
+  end
+
   create_table "versions", force: :cascade do |t|
     t.datetime "created_at"
     t.string "event", null: false
@@ -1188,4 +1196,5 @@ ActiveRecord::Schema[8.1].define(version: 2026_11_01_000000) do
   add_foreign_key "posts", "photos", column: "card_photo_id", on_delete: :nullify
   add_foreign_key "reminder_events", "members", on_delete: :cascade
   add_foreign_key "seeds", "plantings", column: "parent_planting_id", name: "parent_planting", on_delete: :nullify
+  add_foreign_key "stalls", "members"
 end
diff --git a/spec/factories/stalls.rb b/spec/factories/stalls.rb
new file mode 100644
index 000000000..4bc66805e
--- /dev/null
+++ b/spec/factories/stalls.rb
@@ -0,0 +1,12 @@
+# frozen_string_literal: true
+
+FactoryBot.define do
+  factory :stall do
+    member
+    opened_at { nil }
+
+    trait :open do
+      opened_at { Time.zone.local(2026, 11, 1, 12) }
+    end
+  end
+end
diff --git a/spec/models/stall_spec.rb b/spec/models/stall_spec.rb
new file mode 100644
index 000000000..8dc21124f
--- /dev/null
+++ b/spec/models/stall_spec.rb
@@ -0,0 +1,29 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Stall do
+  subject(:stall) { create(:stall) }
+
+  it { is_expected.not_to be_open }
+
+  describe '#open!' do
+    before { stall.open! }
+
+    it { is_expected.to be_open }
+  end
+
+  describe '#close!' do
+    subject(:stall) { create(:stall, :open) }
+
+    before { stall.close! }
+
+    it { is_expected.not_to be_open }
+  end
+
+  describe 'with a second stall for the same member' do
+    subject(:second) { build(:stall, member: stall.member) }
+
+    it { is_expected.not_to be_valid }
+  end
+end
diff --git a/spec/requests/gardens_stall_card_spec.rb b/spec/requests/gardens_stall_card_spec.rb
new file mode 100644
index 000000000..ed959093f
--- /dev/null
+++ b/spec/requests/gardens_stall_card_spec.rb
@@ -0,0 +1,27 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe GardensController, 'garden stall card', flipper: :garden_stall do
+  let(:owner) { create(:member) }
+  let(:nursery) { create(:garden, owner:, nursery: true) }
+
+  context 'when the owner looks at their nursery' do
+    before do
+      sign_in owner
+      get garden_path(nursery)
+    end
+
+    it 'offers to open a stall' do
+      expect(Capybara.string(response.body)).to have_link('Open a garden stall', href: member_stall_path(owner))
+    end
+  end
+
+  context 'when a visitor looks at the nursery' do
+    before { get garden_path(nursery) }
+
+    it 'has no stall card' do
+      expect(Capybara.string(response.body)).to have_no_css('.stall-card')
+    end
+  end
+end
diff --git a/spec/requests/stalls/openings_controller_spec.rb b/spec/requests/stalls/openings_controller_spec.rb
new file mode 100644
index 000000000..f0bc855de
--- /dev/null
+++ b/spec/requests/stalls/openings_controller_spec.rb
@@ -0,0 +1,70 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe Stalls::OpeningsController, flipper: :garden_stall do
+  let(:owner) { create(:member) }
+  let(:visitor) { create(:member) }
+
+  describe 'POST /stall/opening' do
+    context 'when signed in as the owner' do
+      before do
+        sign_in owner
+        post stall_opening_path
+      end
+
+      it 'opens the stall' do
+        expect(owner.reload.stall).to be_open
+      end
+
+      it 'goes to the stall' do
+        expect(response).to redirect_to(member_stall_path(owner))
+      end
+    end
+
+    context 'when signed in as someone else' do
+      before do
+        sign_in visitor
+        post stall_opening_path
+      end
+
+      it 'leaves the stall alone' do
+        expect(owner.reload.stall).to be_nil
+      end
+    end
+
+    context 'when signed out' do
+      before { post stall_opening_path }
+
+      it 'asks them to sign in' do
+        expect(response).to redirect_to(new_member_session_path)
+      end
+    end
+  end
+
+  describe 'DELETE /stall/opening' do
+    let!(:stall) { create(:stall, :open, member: owner) }
+
+    context 'when signed in as the owner' do
+      before do
+        sign_in owner
+        delete stall_opening_path
+      end
+
+      it 'closes the stall' do
+        expect(stall.reload).not_to be_open
+      end
+    end
+
+    context 'when signed in as someone else' do
+      before do
+        sign_in visitor
+        delete stall_opening_path
+      end
+
+      it 'leaves the stall open' do
+        expect(stall.reload).to be_open
+      end
+    end
+  end
+end
diff --git a/spec/requests/stalls_controller_spec.rb b/spec/requests/stalls_controller_spec.rb
new file mode 100644
index 000000000..12d2579eb
--- /dev/null
+++ b/spec/requests/stalls_controller_spec.rb
@@ -0,0 +1,79 @@
+# frozen_string_literal: true
+
+require 'rails_helper'
+
+describe StallsController, flipper: :garden_stall do
+  let(:owner) { create(:member) }
+  let(:visitor) { create(:member) }
+
+  describe 'GET /members/:slug/stall' do
+    context 'when signed in as the owner without a stall' do
+      before do
+        sign_in owner
+        get member_stall_path(owner)
+      end
+
+      it 'invites them to open one' do
+        expect(Capybara.string(response.body)).to have_button('Open my stall')
+      end
+
+      it 'shows the shutter' do
+        expect(response.body).to include('stall-shutter')
+      end
+    end
+
+    context 'when signed in as the owner with an open stall' do
+      before do
+        create(:stall, :open, member: owner)
+        sign_in owner
+        get member_stall_path(owner)
+      end
+
+      it 'asks what goes on first' do
+        expect(Capybara.string(response.body)).to have_text('What goes on it first?')
+      end
+
+      it 'offers to close it' do
+        expect(Capybara.string(response.body)).to have_button('Close the stall')
+      end
+    end
+
+    context 'when a visitor looks at an open stall' do
+      before do
+        create(:stall, :open, member: owner)
+        get member_stall_path(owner)
+      end
+
+      it 'shows the sign' do
+        expect(response.body).to include("#{owner}&#39;s garden stall")
+      end
+
+      it 'has no button to close it' do
+        expect(Capybara.string(response.body)).to have_no_button('Close the stall')
+      end
+    end
+
+    context 'when a visitor looks at a closed stall' do
+      before do
+        create(:stall, member: owner)
+        get member_stall_path(owner)
+      end
+
+      it 'is not found' do
+        expect(response).to have_http_status(:not_found)
+      end
+    end
+
+    context 'when the feature is off', flipper: [] do
+      before do
+        Flipper.disable(:garden_stall)
+        create(:stall, :open, member: owner)
+        get member_stall_path(owner)
+      end
+
+      it 'is not found' do
+        expect(response).to have_http_status(:not_found)
+      end
+    end
+  end
+end