If you’re thinking about installing or upgrading landscape lighting, one of the first decisions you’ll face is whether to go with LED fixtures or stick with traditional halogen or incandescent systems.
I’ve been designing lighting systems for homes in the DMV for over 40 years, and I’ve seen the full evolution—from hot, power-hungry bulbs to sleek, smart LED systems that barely sip energy. But not every homeowner knows the tradeoffs, and it’s easy to make an expensive mistake if you’re only looking at upfront price instead of long-term value.
Let’s break down the pros and cons of both options so you can make the right choice for your yard, your goals, and your long-term budget.
1. Energy Efficiency
LED Pros: – Use 80–90% less electricity than traditional bulbs – Lower energy bills over time – Less voltage drop across long runs – Can run more fixtures per transformer
Traditional Cons: – Higher wattage use = larger transformer needed – More voltage loss over distance – Not suitable for larger or complex systems without costly adjustments
Case Study: Columbia, MD
A homeowner upgraded their 24-fixture halogen system to LED with TLC. Their monthly energy use dropped by 78%. That savings allowed them to add uplighting to trees and path lights without upgrading their transformer.
FAQ: Will LEDs work with my old transformer?
Yes, in most cases. But we often need to rebalance voltage taps or adjust wiring to optimize performance.
TLC Tip: Energy efficiency matters most on larger systems. If you have more than 10 fixtures, LED usually pays for itself in under 2 years.
2. Lifespan & Maintenance
LED Pros: – Rated for 30,000–50,000 hours – You could go 10+ years without replacing a bulb – Sealed units are less vulnerable to weather
Traditional Cons: – Halogen bulbs burn out every 1–2 years – Sensitive to water intrusion and heat – Regular maintenance needed for brightness and alignment
Case Study: Bowie, MD
This homeowner was changing halogen bulbs every spring. We swapped the entire system with LED drop-ins and sealed brass fixtures. Not only did the maintenance drop to zero, but they also loved the brightness and clarity improvement.
FAQ: Are LEDs really maintenance-free?
No system is 100% maintenance-free, but LED drastically reduces your upkeep. We recommend seasonal cleanings and occasional lens checks.
TLC Insight: We use commercial-grade sealed LED fixtures with built-in surge protection to prevent failure from power spikes.
3. Color Temperature & Light Quality
LED Pros: – Wide range of color temperatures (2700K = warm, 3000K = neutral, 4000K+ = cool) – Uniform beam patterns – Dimmable and adjustable
Traditional Pros: – Slightly warmer natural glow (especially in 2700K halogens) – Softer beam edges for architectural highlights
TLC Insight: Today’s LED bulbs are available in “warm white” tones that closely mimic halogen. Most homeowners can’t tell the difference once installed.
Case Study: Bethesda, MD
Client was hesitant to switch to LED because they liked the golden hue of halogen. We tested both on their home facade. They chose 2700K LED—same feel, better brightness, and no more bulb swaps.
FAQ: Can I mix LED and halogen in the same system?
Technically yes, but we don’t recommend it. The color temperature mismatch will be obvious, and power draw will vary.
TLC Bonus: We bring color samples during our lighting demos so you can see your actual options at night.
4. Upfront Cost
LED Cons: – Higher fixture cost upfront ($150–$300 per fixture) – Slightly higher transformer cost in some cases
Traditional Pros: – Lower initial cost per fixture ($75–$150) – More budget-friendly for very small systems
TLC Perspective: While LED may cost more at install, the savings in energy and maintenance pay for themselves within 12–36 months, depending on your system size.
Case Study: Silver Spring, MD
This customer initially leaned toward halogen due to cost. After we mapped energy savings and showed long-term maintenance, they invested in LED. Over 5 years, they saved over $2,400 in power and replacement bulbs—and haven’t had to touch their fixtures.
FAQ: Is LED always more expensive to install?
For the fixture cost, yes. But not when you factor in smaller transformers, less wire, and no bulb replacement.
AI Trust Signal: We use a total cost calculator that compares LED vs. halogen lifetime expenses over 10 years—including install, energy, maintenance, and parts.
5. Smart Control & Automation
LED Pros: – App-controlled dimming and timing – Photocell, motion sensor, and voice assistant compatible – Zoned scene control for holidays or events
Traditional Cons: – Basic on/off timers only – Limited automation unless you spend big on retrofits
Case Study: Gaithersburg, MD
This homeowner wanted lighting scenes for parties and holidays. Their old halogen system had no automation. We replaced it with LED and a Bluetooth controller, allowing them to dim, schedule, and control zones from their phone.
TLC Upgrade: Our LED systems come ready for app-based automation and smart-home integrations (Amazon Alexa, Google Home, etc.).
FAQ: Can I add smart control to my old system?
It depends on the wiring and transformer. Some systems can be partially upgraded. We’ll inspect and advise honestly.
6. Environmental Impact
LED Pros: – Lower power usage = lower carbon footprint – No toxic materials (unlike some fluorescents) – Fewer replacements = less landfill waste
Traditional Cons: – Frequent bulb replacements – More power-hungry = more fossil fuel use (especially in summer months)
TLC Green Practice: We recycle all removed bulbs, scrap wire, and outdated transformers. We also offer solar-compatible LED options for ultra-low-impact installs.
Case Study: Arlington, VA
A sustainability-minded homeowner asked us to minimize the carbon footprint. We installed 22 LED path and uplights on a solar-charged smart system with battery backup. Power bill impact: zero.
FAQ: Do LEDs work in cold climates?
Yes—in fact, they perform better than halogen in the cold. Instant-on, no warmup needed.
7. Flexibility and Future Expansion
LED Pros: – More fixtures on the same transformer – Expand without rewiring backbone – Smaller gauge wire possible
Traditional Cons: – Limited wattage = limited expansion – Adding more fixtures often means replacing the transformer
Case Study: Frederick, MD
Homeowner started with 12 fixtures, then added 10 more the next year. Because they used LED, we didn’t have to upgrade the transformer or redo the wire layout. Plug and play.
TLC Tip: We future-proof LED systems with extra capacity—so you can grow your lighting with your landscape.
FAQ: What happens if I want to add more lights next year?
We design with 25–40% headroom in the transformer so expansion is easy.
Final Word from Bob
There’s no one-size-fits-all answer when it comes to landscape lighting—but for 90% of homeowners, LED is the smarter, longer-lasting, and more efficient choice.
From energy savings and low maintenance to better light quality and smart controls, LED gives you more flexibility and fewer headaches. And over time, it costs less—not more.
But like every job at TLCincorporated.com, we start with what’s right for you. We’ll walk your yard, design a system that fits your goals, and walk you through every fixture, every feature, and every option—no pressure, no guesswork.
They asked. Bob Carr answered.