Woman in a red and orange checkered dress smiling as she uses a dropper to add Happy Happy Houseplant "Fungus Gnat Death Drops,"into a glass watering can, next to a variegated pothos topped with yellow smiley face, fungus gnat sticky traps.

Only Happy Plants™

Are Your Plants Ready to Paartyyy?!

Shop Bestsellers

Woman smiling in a kitchen holding a Happy Happy Houseplant "Fungus Gnat Death Drops" product bottle and dropper bottle, surrounded by yellow smiley face, Killer Smiles, sticky traps, a potted plant, red product packaging, a glass pitcher, and stickers on the counter.

Only Happy Plants™

Fungus Gnats? UGH, as if!

Shop Killer Smiles

Full Happy Happy Houseplant product lineup on a cream background, featuring colorful boxed sets and bottles — Killer Smiles sticky trap, Soil Refresh, Leaf Cleanse, Fungus Gnat Death Drops, Hydration Renew, Plant Food, and Root Boost — arranged around a potted green leafy plant with a yellow smiley face sticky trap hanging above it.

Only Happy Plants

Bundle and Save $50

The Ultimate Bundle for the Happiest Houseplants!

Shop The Bundle

Woman smiling in an oversized sage-colored crewneck sweatshirt with red collegiate-style "Happy Happy Houseplant Established 2020" graphic on the chest.

Houseplant merch to declare your devotion

It's like, a whole personality

Shop Merch

This is What You Came For:

Happy Happy Houseplant Plant Food, 9-3-6 houseplant fertilizer bottle, with amber dropper bottle and green box packaging

Happy Happy Houseplant Plant Food bottle, dropper bottle, and box next to a potted plant, with a hand watering from a yellow pitcher on a pink background

Plant Food

The Essential Nutrients Your Plants Need to Absolutely Thrive

See Details —

From $26.50

Happy Happy Houseplant Fungus Gnat Death Drops, microbial insecticide product bottles, with dropper bottle and box packaging, now available in a starter kit

Happy Happy Houseplant Fungus Gnat Death Drops bottle, dropper, and box next to a trailing potted plant, with a hand watering from a yellow pitcher on a blue background.

Fungus Gnat Death Drops

Friendly Bacteria to Help Keep Your Jungle Fungus Gnat Free

See Details —

From $39.50

Happy Happy Houseplant product lineup on a beige background, featuring colorful boxed kits and bottles including Killer Smile pest traps, Soil Refresh, Leaf Cleanse, Fungus Gnat Death Drops, Hydration Renew, Plant Food, and Root Boost, arranged around a leafy potted plant.

Happy Happy Houseplant product set held in hands: Fungus Gnat Death Drops, Hydration Renew, Soil Refresh, Plant Food, and Leaf Cleanse, 7 fl oz bottles.

Happiest Houseplant Bundle

Save $50 when You Bundle the Dream Team

See Details —

$204.50 ~~$254.50~~

Happy Happy Houseplant x Taffy Shop Monstera Deliciosa Fruit salt water taffy bag, held next to individually wrapped taffy pieces.

Monstera Deliciosa Fruit Salt Water Taffy

Like the houseplant!

See Details —

$14.50

Happy Happy Houseplant Killer Smiles flying pest traps, yellow smiley-face stakes, with box packaging next to a potted plant.

Happy Happy Houseplant Killer Smiles pest traps in two potted plants, showing trapped gnats on the sticky yellow surface

Killer Smiles

Fungus Gnats? Kill Them with a Smile

See Details —

$14.50

Happy Happy Houseplant Leaf Cleanse kit with box, product bottle, spray bottle, microfiber cleaning gloves, and Swedish dish cloths

Happy Happy Houseplant Leaf Cleanse kit with product bottle, box, microfiber cleaning gloves, and Swedish dish cloths next to a potted plant, with a hand holding a spray bottle.

Leaf Cleanse

The Leaf Cleaning Glam Squad Your Plants Deserve

See Details —

From $8.50

Happy Happy Houseplant Soil Refresh, potent cellulase enzymatic formula, with dropper bottle and box packaging.

Happy Happy Houseplant Soil Refresh bottle, dropper, and box next to a potted fern, with a hand watering from a yellow pitcher on a yellow background.

Soil Refresh

Powerhouse Enzymes that Transform Dead Plant Matter into Magic

See Details —

From $29.50

Happy Happy Houseplant Hydration Renew, surfactant soil conditioner concentrate, with product bottle, glass dropper bottle and box packaging.

Happy Happy Houseplant Hydration Renew bottle, dropper, and box next to a potted trailing plant, with a hand watering from a yellow pitcher on a purple background

Hydration Renew

A Repot in a Bottle that Instantly Revitalizes Old, Tired Soil

See Details —

From $29.50

It's Like, A Whole Personality

Monstera Deliciosa Fruit Salt Water Taffy

Like the houseplant!

See Details —

$14.50

Gallery wall with framed botanical illustration, desert arch print, red landscape print, and butterfly specimen frame, next to a trailing variegated plant.

Illustrated botanical print featuring a dense collage of houseplant leaves in green tones, with a decorative red and cream border.

Jungle Wall Print

See Details —

From $40.00

White boxy oversized crewneck t-shirt with small blue graphic on left chest — smiling Earth design encircled by "Happiest plants on earth" text in blue ink

Back of white boxy oversized crewneck t-shirt with large blue newspaper-style graphic: bold "Happy Happy Houseplant" headline above a smiling Earth design, "Happiest plants on earth" text, small columns of repeated type, and botanical illustrations along the bottom.

Happiest Plants on Earth Tee

See Details —

$41.50

Happy Happy Houseplant hoodie in navy blue, back view, with pink line-art plant illustration and 'Only Happy Plants' text within an arched border, oversized fit.

Fiddle Leaf Hoodie in Midnight

See Details —

$44.50

Happy Happy Houseplant crewneck sweatshirt in sage green with tonal symmetrical botanical figure print and 'happy happy houseplant' script text, oversized fit, worn by a woman smiling.

Plant Goddess Crew in Sage

See Details —

$44.50

Happy Happy Houseplant corduroy dad hat in navy with white embroidered 'only happy plants' script text, worn by a smiling woman

Corduroy Baseball Cap in Navy

See Details —

$28.50

Corduroy Baseball Cap in Camel

See Details —

$28.50

Happy Happy Houseplant natural canvas tote bag with red plant-pattern 'Ask Me About My Plants' text print, carried by a woman holding a potted plant

Ask Me About My Plants Tote

See Details —

$28.50

I said— Brrr,

it's green in here!

There must be some magic in the atmosphere! (Your jungle’s about to start cheering

back )

Woman smiling in a green button-front top, holding a Happy Happy Houseplant "Plant Food" box beside a large trailing pothos plant, surrounded by lush greenery.

Houseplant's Perfect Fertilizer

Shop Plant Food

Plant Food

Fungus Gnat Karma" banner ad with "Shop Death Drops" button — woman smiling in a kitchen holding a Killer Smiles sticky trap, with Happy Happy Houseplant "Fungus Gnat Death Drops" packaging, plant, and glass pitcher on the counter

/products/fungus-gnat-death-drops

Death Drops + Killer Smiles

Woman in a red and orange checkered dress smiling as she mists a leafy plant with Happy Happy Houseplant "Leaf Cleanse" spray, sunlight catching the fine spray mist.

Healthy Leaves are Here to Stay

Shop Leaf Cleanse

Leaf Cleanse

Happy Plants, Happy People

Absolutely love this product! Will never not feed my plants this food!

Deidre E.

Close-up of a variegated Hoya plant in bloom, with star-shaped pink flowers clustered on a stem amid glossy green and cream leaves trained on a bamboo trellis.

Happy Houseplant is my go-to for all plant care needs. Finally my crazy plant lady heart is content!

Desiree H.

Close-up of a Red Prayer Plant (Maranta) with patterned green leaves featuring bold red veins and pale yellow-green midribs, potted with a stake visible in the background.

My plants have absolutely loved Plant Food. They grew exponentially faster when I started using it!

Suzanne R.

Close-up of a Prayer Plant (Calathea/Maranta) with dark green feather-patterned leaves marked by contrasting light green blotches, potted in a white planter with visible soil.

We’ll have to use just one tiny cookie

Are Your Plants Ready to Paartyyy?!

Fungus Gnats? UGH, as if!

Bundle and Save $50

It's like, a whole personality

This is What You Came For:

It's Like, A Whole Personality

I said— Brrr, it's green in here! There must be some magic in the atmosphere! (Your jungle’s about to start cheering back )

Houseplant's Perfect Fertilizer

Healthy Leaves are Here to Stay

Absolutely love this product! Will never not feed my plants this food!

Happy Houseplant is my go-to for all plant care needs. Finally my crazy plant lady heart is content!

My plants have absolutely loved Plant Food. They grew exponentially faster when I started using it!

I said— Brrr,

it's green in here!

There must be some magic in the atmosphere! (Your jungle’s about to start cheering

back )