Horizon Cart Upsells

  • Premium Potting Mix

    Premium Potting Mix

    Premium Potting Mix

    Nutrient-rich blend for healthy growth
    From $19
    Best Seller
  • GrowScripts Lemon Tree Care Kit

    GrowScripts Lemon Tree Care Kit

    GrowScripts Lemon Tree Care Kit

    From $19
  • Leaf Care Spray

    Leaf Care Spray

    The Plant Supply

    Leaf Care Spray

    Keep plants looking their best
    From $19
    New Arrival
  • Moisture Meter

    Moisture Meter

    Moisture Meter

    Measure moisture, pH levels, and light
    From $19
    Best Seller
  • GrowScripts House & Patio Plant Care Kit

    GrowScripts House & Patio Plant Care Kit

    GrowScripts House & Patio Plant Care Kit

    From $29
  • GrowScripts Olive Tree Care Kit

    GrowScripts Olive Tree Care Kit

    GrowScripts Olive Tree Care Kit

    From $19
  • Self Watering Plant Globes

    Self Watering Plant Globes

    We The Wild

    Self Watering Plant Globes

    Water less, worry never!
    From $20
    New Arrival
  • Premium Root Stimulant

    Premium Root Stimulant

    Premium Root Stimulant

    Boost soil and reduces transplant shock
    From $12
  • bundle | 20-Pack

    Pest Traps

    We The Wild

    Pest Traps

    Get rid of annoying flying pests
    From $15
  • Aspect™ Gen 2 LED Grow Light

    Aspect™ Gen 2 LED Grow Light

    Soltech Solutions

    Aspect™ Gen 2 LED Grow Light

    From $200
  • Vita Grow Light Bulb

    Vita Grow Light Bulb

    Soltech Solutions

    Vita Grow Light Bulb

    LED grow bulb that supports the growth of your plants
    From $85
  • MitoGrow™ Tree and Shrub

    MitoGrow™ Tree and Shrub

    MitoGrow™ Tree and Shrub

    From $39
  • Coco Coir Pole

    Coco Coir Pole

    Coco Coir Pole

    Support indoor climbing plants and vines
    From $12
    Best Seller
  • MitoGrow™ Bloom and Bed

    MitoGrow™ Bloom and Bed

    MitoGrow™ Bloom and Bed

    From $39
  • Organic Neem Oil

    Organic Neem Oil

    Organic Neem Oil

    All-natural, additive-free, pet & pollinator safe
    From $12
  • Grove Bar Light

    Grove Bar Light

    Soltech Solutions

    Grove Bar Light

    Great for shelving units or tight spaces
    From $130
    New Arrival
  • MitoGrow™ Pots and Planters

    MitoGrow™ Pots and Planters

    MitoGrow™ Pots and Planters

    From $39
  • bundle | I Dig You

    Ceramic Gift Message Pops

    Ceramic Gift Message Pops

    Make any plant a gift with the right message
    From $8
    Best Seller
  • The Sill Jumbo Tote Bag

    The Sill Jumbo Tote Bag

    The Sill Jumbo Tote Bag

    Machine washable, canvas bag
    From $25
  • bundle | Dark Bamboo

    Adjustable Plant Stand

    Adjustable Plant Stand

    Adjusts from 8–12 inches in diameter
    Sold out
    Sold Out
  • Versa Tabletop Grow Light

    Versa Tabletop Grow Light

    Soltech Solutions

    Versa Tabletop Grow Light

    Just plug and grow!
    Sold out
    Sold Out
  • Aspect Grow Light with Stello Pendant Stand Set

    Aspect Grow Light with Stello Pendant Stand Set

    Soltech Solutions

    Aspect Grow Light with Stello Pendant Stand Set

    No installation required!
    Sold out
    Sold Out
  • Transplant Boost (DIEHARD™)

    Transplant Boost (DIEHARD™)

    Transplant Boost (DIEHARD™)

    Help landscape plants establish quickly
    Sold out
    Sold Out
  • bundle | Bronze

    Metal Watering Can

    Metal Watering Can

    Great gift for any plant lover
    Sold out
    Sold Out
  • bundle | 2T

    The Sill Kids Sweatshirt

    The Sill Kids Sweatshirt

    Sold out
    Sold Out
  • The Sill Tote Bag

    The Sill Tote Bag

    The Sill Tote Bag

    Machine washable, canvas bag
    Sold out
    Sold Out
  • Floral Pruner

    Floral Pruner

    Floral Pruner

    Includes a stem stripper for removing leaves or thorns
    Sold out
    Sold Out
  • Fertilizer

    Fertilizer

    Fertilizer

    Our all natural fertilizer, made in the USA
    Sold out
    Sold Out
  • Organic Lava Rocks

    Organic Lava Rocks

    Organic Lava Rocks

    For planters without drainage holes
    Sold out
    Sold Out
  • Plant Mom Tote Bag

    Plant Mom Tote Bag

    Plant Mom Tote Bag

    Designed by Al Stampa exclusively for The Sill
    Sold out
    Sold Out

These Plants Are Trending

  • Olive Tree

    Olive Tree

    Olive Tree

    The go-to tree for elevated interiors
    From $39 $54
    On Sale
  • Meyer Lemon

    Meyer Lemon

    Growing Zone: 4-11 patio / 8-11 outdoors

    Meyer Lemon

    Store bought < backyard grown
    From $99 $109
    Citrus Sale — $99
  • bundle | 5 Gallon | Mexia | Cream

    Peggy Martin Climbing Rose

    Growing Zone: 4-9 outdoors

    Peggy Martin Climbing Rose

    So hardy, it's nicknamed the 'survivor rose'
    From $99 $109
    On Sale
  • Digital Gift Card

    Digital Gift Card

    Giftnote

    Digital Gift Card

    From $50
  • Large Double Orchid

    Large Double Orchid

    Large Double Orchid

    Can bloom for months
    From $139
    Best Seller
  • Plant Of The Month Club

    Plant Of The Month Club

    Plant Of The Month Club

    Meet a new plant every month
    From $69
    Best Seller
  • Bird of Paradise

    Bird of Paradise

    Bird of Paradise

    Paradise, delivered
    From $69
  • Black Olive Tree

    Black Olive Tree

    Black Olive Tree

    Also known as the Shady Lady or Cloud Tree
    From $279
    New Arrival
  • Fiddle Leaf Fig

    Fiddle Leaf Fig

    Fiddle Leaf Fig

    The design darling
    From $69
    On Sale
  • Money Tree Plant lifestyle image

    Money Tree Plant

    Money Tree Plant

    The OG good-luck tree
    From $39
    On Sale
  • Snake Plant Zeylanica

    Snake Plant Zeylanica

    Snake Plant Zeylanica

    Choose your planter style & color
    From $59
    New Arrival
  • Pothos Marble Queen

    Pothos Marble Queen

    Pothos Marble Queen

    The queen of houseplants
    From $59
    Best Seller