Tomatomania 2025

Saturday May 17, 2025

Logo featuring sliced and whole red tomatoes forming the words "Tomatomania"

May 17 & 18, 2025

Saturday & Sunday from 9am-7pm.

Both stores, Lakewood and Westminster.

Ultra-Rare Varieties!

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60+ Types of Plants!

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Limited Quantities!

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Join us for the world’s largest (and most fun) tomato plant sale!  It’s what the New York Times called, “the tomato freaks’ Woodstock”.  After getting started in the early 90’s in California, 2025 marks the first time Tomatomania is coming to Colorado! Rare varieties and limited stock will sell out quickly, so save the date and make plans to arrive early for the best selection.

SAVE BIG ON OUR TOMATO GARDENING STARTER KIT!

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68 UNIQUE VARIETIES OF TOMATO PLANTS

Arrive early for the best selection. Plants only available on Tomatomania weekend. When they're gone, they're gone!

Alice's DreamCopiaJulietRebel Starfighter Kayleigh Ann
Apricot ZebraCrushed HeartLava FlowRebel Starfighter Prime
AwesomeCyril's ChoiceLucid GemRosella Crimson
Big MamaDark GalaxyMadame MarmandeSart Roloise
Black and Brown BoarDr. Wyche's YellowMarianna's PeaceShimmer
Black BeautyEsmeralda GolozinaMelanie's BalletSnow White
Black CherryEvil OliveMortgage LifterSokolades
BlissFantasticMountain MagicStupice
Bo MangoFourth of JulyOrange AccordionSunrise Bumblebee
BodaciousGerman PinkOrange ParucheSweet Carneros Pink
CarbonGladiatorPaul RobesonTaiga
Bronze Torch 2022 Tomato of the yearHarvard Square 2024 Tomato of the YearPersuasion 2025 Tomato of the yearThorburn 2020 Tomato of the year
Bronze TorchHarvard SquarePersuasionThorburn's Terra Cotta
Chef's Choice OrangeGold MedalPigletwillie's French BlackTrue Black Brandywine
Cherokee CarbonGold NuggetPineappleVelvet Night
Cherokee LimeGreen EnvyPink Berkeley Tie DyeVivacious
Chocolate CherryHoneycombPink ChampagneWashington Cherry
Clint Eastwood's Rowdy RedJaune FlammePrairie FireWoodstock

Tomato Growing Contest

Think you’ve got the ultimate tomato garden? Show us what you’re growing for a chance to win up to $300!

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Biggest Tomato Award

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Best Tomato Garden

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Tomato Champion

Contest Details

20% Off All 1 Gallon Potted Plants

2 days only! May 24 & 25

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Gift Cards

Consider a gift card for birthdays, Mother's Day, or the Holidays. Shop together, plant together and watch together as your gift grows and blossoms into the future!

Transform Your Outdoor Space with AI: Introducing Plantista.AI at O’Toole’s Garden Centers

Transform Your Outdoor Space with PlantistaO’Toole’s Garden Centers introduces Plantista, an innovative AI-powered garden design tool to help you create your dream outdoor space. How Plantista Works: Simple, Quick, and Personalized Upload an Image – Start by uploading a clear photo of the area you want to redesign. The better the image quality, the more accurate your design will be! …

Cultivating Well-being with Houseplants

How do you escape the stress of today’s news and the artificial lights of your computer screen and smart phone?

Our customers say that gardening is part of their “me time”, and that it helps them feel hopeful and positive, the same can be said about caring for houseplants.

2023 Garden Giveaway Winners

Thank you to everyone who participated in the 2023 Garden Giveaway contest! It’s so fun to see how your gardens take shape after meeting you while shopping in our stores.   First Place @js_customs8   View this post on Instagram   A post shared by John (@js_customs8) “I’ve been working on my garden and landscape for 25 years,” says JS, …

All Blog Entries
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2020 Garden Giveaway Winners!

September 18, 2020
It was so inspiring to see all the creativity and gardening passion out there! Check out the winners of our 2020 Garden Giveaway! Read Full Blog Entry…
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Ask a Gardener – Japanese Beetle
June 11, 2020
Japanese Beetles damage plants as both adults and larvae. Adults feed on soft leaf tissue, leaving skeletonized foliage. Larvae feed on roots, especially turf grass, leaving dead, brown patches in the lawn. Cech out this blog entry for tips and products to address both the larvae and the adult bugs. Read more