Transform Your Property with Custom Landscape Plans Designed for Your Property and Lifestyle
Imagine your Conroe, Texas outdoor space rejuvenated into a personalized outdoor oasis designed to meet your needs. Whether your ideal landscape requires professional grading and large-scale plantings or custom flower beds with colorful and hardy plants, the outdoor space you dream of can be a reality.
At Theiss Landscape Works, it's our goal to provide Northwest Houston property owners with high-quality landscape designs that meet their needs and exceed their expectations.
As a family-owned business, we operate with a code of ethics designed to provide our clients with stress-free and transparent landscaping services. Our Honest Agreement Guarantee means you'll get a line-item pricing estimate, accurate project timeline, and warranties that back our quality services. Each landscape design project begins with a customized plan and an accurate itemized estimate that eliminates future surprises. With over 40 years of experience, we have the knowledge to provide an accurate timeline for the completion of your project. As a result, you get landscape design on time and on budget so you can enjoy a stress-free experience.
If you're ready to get more from your Conroe, Texas landscape, we're ready to help. Get in touch today to learn more about our custom landscape plans.
Our Customers Appreciate Our Dedication to Satisfaction
Customer satisfaction is our highest priority. We personalize your landscape plan, clean up after ourselves each day, and build a strong relationship with you that's built on integrity. See what our valued customers across Cypress, Texas and Northwest Houston think of our work.
Browse our reviews to hear what you can look forward to when working with an experienced, family-owned landscaping team.
Learn How Professional Landscape Design Can Enhance Your Property
Every property has unique elements that make it special. With over 40 years of experience, our landscape design experts have the skills to incorporate your landscape wishlist into a custom plan designed for your property. The results provide you with the elements you want, seamlessly incorporated into the natural structure of your surroundings. You'll enjoy these essential advantages when you work with our team for your landscape design and installation project.
- Before work begins, you'll sign off on an easy-to-read plan that shows every detail of your desired installations.
- Your outdoor design plan will be customized to your landscape needs and unique property features.
- Our Clean Site Promise means your outdoor space will be properly cleaned each day before we leave.
- Designs can include a range of services from grade work to trees and decorative plantings.
- A two-year warranty for hardscapes and a 90-day warranty for plants give you the peace of mind of knowing you're investing in quality services designed to last.
See the Value Created by Custom Design
Professional landscape design is easily recognized by the appearance and seamless integration of various elements that enhance your property's appearance. Browse our portfolio to see how professional landscape services from our team can improve your landscape.
Our Stress-Free Process Prioritizes Transparency
From the first point of contact to the final walkthrough of your new landscape, we help you understand what your landscape needs, what we will do to your landscape, how long the project will take, and how much it will cost. Our process draws on years of experience and our firm belief in being honest to each customer.

Let Us Handle All Your Landscape Needs
We offer quality landscaping services, from hardscape installations to outdoor living transformations, that each come with our commitment to honesty and satisfaction. To make sure your outdoor space stays healthy, beautiful, and functional, we provide you with a comprehensive landscaping plan that addresses the full picture, like drainage and irrigation, instead of just one service at a time.
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Get a personalized landscape design that lasts, with drainage, plant types, and other considerations integrated into each design.
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Water features, walkways, plantings, and more—all featuring the highest quality materials and precise installation by experienced craftsmen. Enjoy peace of mind with our detailed estimates and warranties.
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Inspire your family to enjoy the outdoors together with a welcoming backyard oasis. Enjoy expertly crafted pergolas, stone patios, and firepits that help you get the most out of your outdoor space.
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Landscape Lighting
Illuminate your outdoor space and walkways for brighter outdoor get-togethers and improved outdoor safety with our landscape lighting.
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Landscape Maintenance
Maintain the health and appearance of your landscape all year long with our landscape maintenance services.
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Transform the look and feel of your commercial property with professional landscape design and irrigation.
Proudly Serving Residents in Conroe, TX, and the Surrounding Northwest Houston Communities
Whether you want a complete outdoor living transformation or to restore your landscape after unforeseen circumstances, we are here to help. Enjoy high-quality landscaping from a business that has 40+ years of local experience serving neighborhoods across Northwest Houston, including:
Learn more about our local experience and service areas on our Service Area page.

Become a Valued Member of a Tight-Knit Team
Are you looking for a place to learn new trades and skills? At Theiss Landscape Works, we provide a welcoming, hands-on environment to grow your landscaping career. We offer competitive pay, bonuses, paid time off, and opportunities to move up in our growing company. If you're a reliable, honest hard-worker, we'd love to hear from you.
Visit our Careers page to see our available positions and apply.
Trust Our Experienced Team To Refresh Your Landscape
Inviting strangers to make changes to your landscape can be intimidating. We believe our customers deserve stress-free landscape design and installation services they can enjoy. That's why we make it our business to deliver on promises. When you work with us, you'll get an accurate estimate, a detailed plan, and a dependable schedule. Throughout your project, we'll keep our word by performing services exactly as planned. The results will meet your needs and exceed your expectations. Don't spend another season wishing for a landscape you'll enjoy. Contact the Theiss Landscape Works team to learn more about our custom landscape design plans.