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Kick Off to Summer Sale

Thursday, May 22 – Wednesday, May 28, 2025

Thomas Greenhouse & Garden Center – Mukwonago, WI

It’s time to dig in. Whether you’re planting fresh flowers, refreshing your patio, or sprucing up your space inside and out, the Kick Off to Summer Sale has something blooming for everyone.

Featured Deals – This Week Only

  • Colorful summer sale promo for Thomas Greenhouse featuring trees, shrubs, pottery, décor and more on sale May 22–28.
  • Rows of evergreen trees on sale at Thomas Greenhouse — trees and shrubs 25% off through May 28.
  • Close-up of white geraniums in a hanging basket on sale for $20 at Thomas Greenhouse — limited supply.
  • Bright pink and yellow annual flowers in a hanging basket — $5 off when you buy 2 or more at Thomas Greenhouse
  • Yellow tropical hibiscus flower in full bloom — 25% off patio plants at Thomas Greenhouse, sale ends May 28.
  • Assorted purple and white 4.5-inch perennials at Thomas Greenhouse — 10 for $50, mix and match deal.
  • Bright red and yellow gallardia flowers — 1-gallon pots for $8 at Thomas Greenhouse, ideal for sunny spots.
  • Pink and white clematis blooms on sale for $20 — climbing plant perfect for trellises and mailboxes at Thomas Greenhouse.
  • Purple coneflowers in bloom at Thomas Greenhouse — 1-gallon pots for $15, great for pollinators.
  • Colorful decorative garden pots in various styles — 30% off pottery at Thomas Greenhouse for patios and porches.
  • Rustic indoor home décor including metal roosters, signs, and seasonal accents — 25% off at Thomas Greenhouse.
  • Bright orange watering can with yellow flowers on a kitchen table — decorative watering cans 25% off at Thomas Greenhouse.
  • Thomas Greenhouse sale terms: No rain checks, no price adjustments, exclusions apply, valid May 22–28, 2025.

Featured Specials:

Trees & Shrubs – 25% OFF
Create structure, privacy, and long-lasting beauty.

Tropical Hibiscus – 25% OFF
Add bold, tropical flair to your patio garden.

Hanging Baskets

  • Buy 2 or more annual hanging baskets – $5 OFF each

  • 11″ Geranium Hanging Baskets – Just $20 (while supplies last)

4.5″ Perennials – 10 for $50
Mix and match your favorites.
Must purchase in sets of 10. Premium varieties not included.

1 Gallon Perennials

  • Coneflower – $15
    Pollinator-friendly and perfect for Wisconsin gardens.

  • Gallardia – $8
    Bright and heat-loving, ideal for summer bloom.

  • Clematis – Just $20
    Elegant climber for fences and trellises.

Pottery – 30% OFF
Add vibrant containers to patios, porches, and garden beds.

Indoor Home Décor – 25% OFF
Seasonal accents, rustic gifts, and homey charm.
Some exclusions apply. Selection may vary.

Decorative Watering Cans – 25% OFF
Useful and display-worthy.
Selection may vary.

Additional Info

  • No rain checks or price adjustments

  • Selection may vary

  • While supplies last

  • Some exclusions may apply—see store for full details

Sign Up

Subscribe to our workshop, news and sale emails now.  You’ll be among the first to know the details for our sales and events in Mukwonago

Shop at Our Garden Center

  • Locally Grown Plants – Thriving, high-quality selections perfect for Wisconsin gardens.
  • Expert Gardening Advice – Need help choosing the right plants? Our friendly team is here to guide you.
  • Support Local – We’re proud to serve Mukwonago and the surrounding areas, including Waukesha.