We Will Be Closed July 4th - 6th
The Holiday Season Has Arrived At Mary's!
Don’t Miss our Annual Holiday Open House on December 5!
About Mary's Greenhouse
Welcome to Mary’s Greenhouse, your trusted local source for vibrant plants, expert gardening advice, and a deep-rooted passion for nature. Conveniently located on O'Plaine Road between Route 120 and Washington Street in Gurnee, IL, we’ve been a favorite among gardeners for years—offering a warm, welcoming space where plant lovers of all levels can find inspiration and support. We grow and care for all our plants onsite in six unique greenhouses, ensuring they’re healthy, thriving, and ready to brighten your home or garden. Our diverse selection includes seasonal flowers, annuals, perennials, hanging baskets, and custom planters, all thoughtfully curated to match the seasons and your personal style. Whether you're refreshing your backyard, building a container garden, or searching for the perfect indoor plant, we’ve got something special for you. And if you have questions, just ask Mary—her extensive plant knowledge and friendly advice make her the go-to expert for everything from soil tips to seasonal arrangements. We also carry a full range of garden supplies, including tools, fertilizers, decorative pots, and accessories—making Mary’s Greenhouse your one-stop shop for all things gardening.
What We Offer
- Seasonal Flowers
- Vegetable Plants
- Planters
- Baskets
- Garden Supplies
- Poinsettias
- Weaths
- Berries & Greens
- Floral Arrangements
- Holiday Decor
- Gardening Advice
- Plant Advice
Customer Reviews
Mary's Greenhouse Profile
About
Year Established
Products
- Seasonal Flowers
- Vegetable Plants
- Planters
- Baskets
- Garden Supplies
- Poinsettias
- Weaths
- Berries & Greens
- Floral Arrangements
- Holiday Decor
Services
- Gardening Advice
- Plant Advice
Specialties
Business Hours
- Mon - Sat
- -
- Sunday
- Closed
Holiday Hours
- Friday, December 5, 2025 : 09:00 am - 8:00 pm
- Sunday, December 7, 2025 : 09:00 am - 5:00 pm
- Sunday, December 14, 2025 : 09:00 am - 5:00 pm
- Sunday, December 21, 2025 : 09:00 am - 5:00 pm
- Thursday, December 25, 2025 : Closed
Associations
Brands
Pickup and Delivery
Payment Options
- Cash
- Check
- Discover
- MasterCard
- Visa
Languages
- English
Good to Know
Payments
- Checks
- Debit cards
- Credit cards
From the business
- Identifies as women-owned
Service options
- Onsite services
Contact Us
Send Us a Message
Contact Form
Mary's Greenhouse
- Mon - Sat
- -
- Sunday
- Closed
The Greenhouse will be closed from 11/1 to 11/27 while we get ready for Christmas. We'll reopen on 11/28.
Main Phone: (224) 570-4895









