Tomatomania 2025

May 17 & 18, 2025

Saturday & Sunday from 9am-7pm.

Both stores, Lakewood and Westminster.

Ultra-Rare Varieties!

60+ Types of Plants!

Limited Quantities!

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!

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 Dream	Copia	Juliet	Rebel Starfighter Kayleigh Ann
Apricot Zebra	Crushed Heart	Lava Flow	Rebel Starfighter Prime
Awesome	Cyril's Choice	Lucid Gem	Rosella Crimson
Big Mama	Dark Galaxy	Madame Marmande	Sart Roloise
Black and Brown Boar	Dr. Wyche's Yellow	Marianna's Peace	Shimmer
Black Beauty	Esmeralda Golozina	Melanie's Ballet	Snow White
Black Cherry	Evil Olive	Mortgage Lifter	Sokolades
Bliss	Fantastic	Mountain Magic	Stupice
Bo Mango	Fourth of July	Orange Accordion	Sunrise Bumblebee
Bodacious	German Pink	Orange Paruche	Sweet Carneros Pink
Carbon	Gladiator	Paul Robeson	Taiga

Bronze Torch	Harvard Square	Persuasion	Thorburn's Terra Cotta
Chef's Choice Orange	Gold Medal	Pigletwillie's French Black	True Black Brandywine
Cherokee Carbon	Gold Nugget	Pineapple	Velvet Night
Cherokee Lime	Green Envy	Pink Berkeley Tie Dye	Vivacious
Chocolate Cherry	Honeycomb	Pink Champagne	Washington Cherry
Clint Eastwood's Rowdy Red	Jaune Flamme	Prairie Fire	Woodstock

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!

Biggest Tomato Award

Best Tomato Garden

Tomato Champion

Contest Details

Deals

30% Off All Trees, Shrubs, Roses, and Citrus Plants 15% Off All Other Plants

Valid through August 31

Now through August 31st, save 30% off on all trees, shrubs, roses, and citrus plants. Save 15% off on all other plants. The perfect excuse to finish out your garden before fall. (Just a heads up: indoor houseplants and succulents aren't included in this one.)

50% Off All Pennington Grass Seed

Valid through August 31

The perfect time to re-seed your lawn is late summer or early fall while the soil is warm. Pennington Grass Seed is now 50% off. While supplies last. Stock up and save!

Blog

Raking out dead spots in a Colorado lawn for late summer overseeding

Late Summer Lawn Repair: How to Overseed and Reseed Your Colorado Lawn

August is when Colorado lawns look their worst, and that is exactly why it is the right time to fix them. Late summer into early fall is the best seeding window of the year. Here is the five-step process for repairing dried-out dead spots.

Shoppers browsing rows of tomato plants at TomatoMania at O'Toole's Garden Center

Tomatomania 2026

Tomatomania was back at O’Toole’s for year two, with 100+ varieties across both stores and a whole lot of first-timers, new neighbors, and tomato lovers. Watch the recap.

Neptune’s Harvest at O’Tooles Garden Center: Soil Health, Water Retention, and Family Tradition

Patrick: I’m Patrick from O’Tooles Garden Center. I’m here with Ann from Neptune’s Harvest. Ann: So I just flew in from Massachusetts, and I heard you were in a drought, but clearly I brought some weather for you guys. Patrick: For us here in the arid west, water is always really important. Moisture Retention and Soil Health Ann: Water is …