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STOP SETTLING
For Fertilizer Bills, Chemicals In Your Food, and a Garden That Still Disappoints.
A 100-year-old method that grew the gardens our ancestors had. Now hand-wound to the original 1920 spec, right here in the USA. No chemicals
Rated 4.8 based on 2565+
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"I tried it and after a few weeks, there is a NOTICEABLE DIFFERENCE. Blueberries literally shot up overnight"
Jane T.
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100% Pure Solid Copper
Used by 10,000+
60 Day Money Back Guarantee
Free US Shipping
100% Pure Solid Copper
Used by 10,000+
How Our Gardens Thrived Before We Trusted the Fertilizer Companies More Than the Soil
Copper has been growing food for over a hundred years.
Back when our grandparents gardened, a piece of copper in the soil was normal. They grew the kind of beds we still talk about. Full rows. Heavy fruit.
Enough to feed the family and hand the rest over the fence.
But in the last 80 years, we set the copper down and picked up a fertilizer instead.
Why Did We Forget About Copper? Because A Bag Makes Them More Money.
The fertilizer companies don't earn a dime when a piece of copper takes care of your soil for free.
They earn their money when you come back every spring for another bag. So they kept selling the bag, and let copper get buried.
More chemicals on the food you eat. More money out of your pocket. A tired garden turned into a business model.
Or they sell you the bag that sounds amazing on the label, with promises that never quite show up in your beds. So you buy it again anyway.
At Klēone, We Believe Copper Is The KEY To A THRIVING Garden Fertilizer Could Never Give You.
Put copper back in your soil and you're growing the way gardens did for a hundred years.
Fertilizer only feeds the soil. That's half. Copper brings back the other half, the electric charge in the air, and carries it straight down to your roots, the same charge a thunderstorm brings.
We're growing the future by bringing copper back from the past.
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A Piece Of Copper Can Change Your Entire Garden
But let's be honest, a copper rod in the dirt looks too simple to do anything.
That's exactly the point. Nothing to mix, nothing to spray, nothing to remember. You push it in once and walk away.
Gardeners tell us they see taller plants and more fruit within weeks.
Solid 99.9% copper, hand-wound to the original 1920 spec.
This is how real gardeners grew before the bag. Plant it once, leave it for life.
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What Happens When You Plant It
A real timeline from one of our gardeners.
- You stake it in your raised bed.
- Looks like a stick with copper wire.
- Someone asks what you're doing.
- You forget it's there.
- Nothing visible yet.
- That's normal.
- Leaves look fuller.
- Stems look taller.
- You start checking the plants more often.
- Tomato vines past the top of the trellis.
- Cucumbers bigger than last year's.
- Your neighbor asks what you're doing differently.
- Better than season one.
- Soil works on its own now.
- You order more for the front yard.
30 Seconds Of Effort. Whole Season Of Bigger Plants.
Three simple steps. No tools. No batteries. No upkeep.
STEP 1
PICK YOUR PACK
1 for a pot. 3 for a raised bed. 12 for a full garden.
STEP 2
PRESS INTO SOIL
Push it in. 30 seconds. Done.
STEP 3
WALK AWAY
Bigger plants in 4-8 weeks. Year two beats year one. Year three beats both.
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Rated 4.8 based on 2565+
Made The Way Christofleau Wrote It.
Six details from the original 1920 patent.
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Our promise to you
100% PURE COPPER
Solid copper from base to tip. No plating. No alloy. The patina that develops in soil is the proof it's real.
HAND-WOUND
Wound clockwise to Christofleau's original 1920 spec.
60-DAY MONEY BACK GUARANTEE
Plant it 60 days. If it doesn't earn its spot in your soil, send it back. Full refund. Free US returns.
⚠️ Every Antenna Is Hand-Wound. We Make a Limited Batch Each Month.
Spring is our busiest season, and batches sell out fast. A garden also runs on its own clock. You can't get a growing season back once it's gone.
If it's in stock, plant it now.
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Here's What gardeners are saying
Rated 4.8 based on 1345+
SWIPE RIGHT to see all reviews
We were curious. So we tested it ourselves.
Two identical pots. Same soil. Same seedlings. Same watering schedule. Same windowsill. One had a Klēone antenna planted beside it. The other didn't.
DAY 1
WEEK 6
We're not scientists. Two pots, one season, in our own backyard. The pots aren't even identical one's striped, one's black. We're sharing what we saw, not proof. Run your own test and tell us what you find.
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Bigger Plants. More Food. Less Fertilizer.
What gardeners report after a full season with the antennas in.
BIGGER PLANTS
Most gardeners notice taller stems, fuller leaves, and more fruit within 4-8 weeks.
MORE FOOD
Tomatoes, cucumbers, peppers, and leafy greens are the biggest responders. Some customers report yields doubled.
YEAR OVER YEAR
Soil conductivity improves with time. Season two typically beats season one. Season three beats both.
LESS MONEY ON FERTILIZER
Many customers cut their fertilizer bill in half. Some stop buying it entirely after the first season.
Rated 4.8 based on 2565+
60-Day Money Back Guarantee · Free US Shipping
Details
Garden Coverage
One antenna covers about 1 square meter (roughly 10 sq ft). Use this to pick your pack:
✓ 1 Antenna - a few pots, a planter, or a cluster of houseplants (up to 10 sq ft)
✓ 5 Antennas - a kitchen garden or mid-size raised bed (up to 50 sq ft)
✓ 12 Antennas - a full backyard garden (up to 120 sq ft) · Most Popular
✓ 20 Antennas - a large or whole-property garden (up to 200 sq ft) · Best Value
✓ Custom quantity - greenhouse or farm-scale plot (just reach out)
Growing indoors? One antenna covers a cluster of houseplants or a few large pots.
Materials
Every antenna is 99.9% pure copper, no plating, no alloy. An 8mm copper rod base with 4mm wire hand-wound clockwise into a tight coil at the top, made to Christofleau's original 1920 spec. Each one stands about 12 inches (30 cm) tall above the soil once planted and weighs around 4 ounces.
Planting Options
No tools required. Push the copper rod 4 inches into the soil until it stands firmly upright. It goes into garden beds, raised beds, containers, pots, or greenhouse plots, outdoors or indoors. Planting more than one? Space them about 3 feet apart. Plant once and leave it. Works in any climate zone where you can garden.
Care & Lifespan
No batteries, no wiring, no upkeep, ever. The copper develops a natural patina over time, which is part of the method, not a defect. Wipe with a dry cloth if you like. Built to last a lifetime.
What's Included
✓ Your hand-wound copper antenna(s)
✓ Our step-by-step planting guide (PDF), based on Christofleau's original 1920 method
✓ Justin Christofleau's original Electro-Culture book (PDF), the real 1920s text
✓ Plastic-free, recyclable packaging
How It Works
Simple
It's a piece of copper you push into the dirt. That's it. It pulls energy that's already in the air down into the soil, right by your plants' roots. No chemicals. No batteries. Nothing to plug in.
How it reaches your plants
The air around your garden holds a tiny natural charge. Copper is really good at catching it. The coil on top catches the charge, and the rod carries it down into the soil. You know how everything looks greener after a storm? It's that same kind of energy. That little charge can help your soil feed your plants better.
Why it's made of copper
Copper carries energy better than almost any metal. That's why the old 1920 design used copper, bent into a coil. The coil catches the energy from the air. The rod sends it into the ground. No power needed.
Where it came from
Back in 1920, a French inventor named Justin Christofleau made this copper antenna for gardens. He sold over 100,000 copies of his guide. Farmers said their gardens grew like never before. France and Britain even tested it.
What's Included
Pack Sizes
✓ 1-Pack - One hand-wound copper antenna + planting guide
✓ 5-Pack - Five hand-wound copper antennas + planting guide (raised bed bundle)
✓ 12-Pack - Twelve hand-wound copper antennas + planting guide (whole garden bundle)
Every Antenna
Hand-wound in our workshop, finished individually, and inspected at the bench before it leaves us. No two are exactly identical, which is the point of doing them by hand. Each batch is hand-numbered on the card inside.
Planting Guide
A printed copy of the original 1920 Christofleau planting instructions, translated from the French. Twelve pages. Includes his original spacing diagrams and notes from our workshop on how we use it ourselves.
Packaging
Ships in unbleached recycled cardboard with a hand-stamped batch card, no plastic, no filler material, and no promotional inserts.
Shipping & Returns
Ships from Indianapolis.
All orders are fulfilled and then shipped to anywhere in the united states in 2–4 working days on average.
Worldwide shipping (other than us) takes 5–10 working days depending on location:
Europe: 5–10 days
Australia: 5–10 days
United Kingdom: 5–10 days
Canada: 5–10 days
Rest of world: 5–10 days
All orders come with tracking information once shipped.
—————————
RETURNS
60-day money-back guarantee.
we pay return shipping in the us. full refund. no restocking fee. no questions asked.
How to return:
1. Email support@kleone-copper.com
2. We send you a free return label
3. Drop it at any usps, ups, or fedex location
4. Refund processed within 5 business days of receipt
Warranty on craftsmanship. if anything breaks under normal use, we replace it free of charge.
Rated 4.8/5 out of 2565+ reviews
A 1920s gardening tool that reportedly doubled crop yields. Press it into your soil. Watch your garden change all season.
Your Free Gifts:
With Every Order
1920 Electro-Culture EBook
Justin Christofleau Original Book in PDF
Klēone Planting Guide
Step-by-step placement guide
60-Day Money Back Guarantee · Free US Shipping
Why Gardeners Love It:
Bigger, healthier plants in 4-8 weeks
Stronger, more pest-resistant plants
Keeps bugs, slugs and snails away from plants
Less fertilizer. Less chemicals on your food
Christofleau's 1920 reports: yields up to doubled
Hand Wound. Made To Last.
99.9% Pure solid copper
10,000+ Happy Customers
Join thousands growing their plants
10,000+ Happy Customers
Join thousands growing their plants
60 Day Money Back Guarantee
Not for you? Send it back for a full refund no questions asked
60 Day Money Back Guarantee
Not for you? Send it back for a full refund no questions asked
Details
Garden Coverage
One antenna covers about 1 square meter (roughly 10 sq ft). Use this to pick your pack:
✓ 1 Antenna - a few pots, a planter, or a cluster of houseplants (up to 10 sq ft)
✓ 5 Antennas - a kitchen garden or mid-size raised bed (up to 50 sq ft)
✓ 12 Antennas - a full backyard garden (up to 120 sq ft) · Most Popular
✓ 20 Antennas - a large or whole-property garden (up to 200 sq ft) · Best Value
✓ Custom quantity - greenhouse or farm-scale plot (just reach out)
Growing indoors? One antenna covers a cluster of houseplants or a few large pots.
Materials
Every antenna is 99.9% pure copper, no plating, no alloy. An 8mm copper rod base with 4mm wire hand-wound clockwise into a tight coil at the top, made to Christofleau's original 1920 spec. Each one stands about 12 inches (30 cm) tall above the soil once planted and weighs around 4 ounces.
Planting Options
No tools required. Push the copper rod 4 inches into the soil until it stands firmly upright. It goes into garden beds, raised beds, containers, pots, or greenhouse plots, outdoors or indoors. Planting more than one? Space them about 3 feet apart. Plant once and leave it. Works in any climate zone where you can garden.
Care & Lifespan
No batteries, no wiring, no upkeep, ever. The copper develops a natural patina over time, which is part of the method, not a defect. Wipe with a dry cloth if you like. Built to last a lifetime.
What's Included
✓ Your hand-wound copper antenna(s)
✓ Our step-by-step planting guide (PDF), based on Christofleau's original 1920 method
✓ Justin Christofleau's original Electro-Culture book (PDF), the real 1920s text
✓ Plastic-free, recyclable packaging
How It Works
Simple
It's a piece of copper you push into the dirt. That's it. It pulls energy that's already in the air down into the soil, right by your plants' roots. No chemicals. No batteries. Nothing to plug in.
How it reaches your plants
The air around your garden holds a tiny natural charge. Copper is really good at catching it. The coil on top catches the charge, and the rod carries it down into the soil. You know how everything looks greener after a storm? It's that same kind of energy. That little charge can help your soil feed your plants better.
Why it's made of copper
Copper carries energy better than almost any metal. That's why the old 1920 design used copper, bent into a coil. The coil catches the energy from the air. The rod sends it into the ground. No power needed.
Where it came from
Back in 1920, a French inventor named Justin Christofleau made this copper antenna for gardens. He sold over 100,000 copies of his guide. Farmers said their gardens grew like never before. France and Britain even tested it.
What's Included
Pack Sizes
✓ 1-Pack - One hand-wound copper antenna + planting guide
✓ 5-Pack - Five hand-wound copper antennas + planting guide (raised bed bundle)
✓ 12-Pack - Twelve hand-wound copper antennas + planting guide (whole garden bundle)
Every Antenna
Hand-wound in our workshop, finished individually, and inspected at the bench before it leaves us. No two are exactly identical, which is the point of doing them by hand. Each batch is hand-numbered on the card inside.
Planting Guide
A printed copy of the original 1920 Christofleau planting instructions, translated from the French. Twelve pages. Includes his original spacing diagrams and notes from our workshop on how we use it ourselves.
Packaging
Ships in unbleached recycled cardboard with a hand-stamped batch card, no plastic, no filler material, and no promotional inserts.
Shipping & Returns
Ships from Indianapolis.
All orders are fulfilled and then shipped to anywhere in the united states in 2-4 working days on average.
Worldwide shipping (other than us) takes 5–10 working days depending on location:
Europe: 5–10 days
Australia: 5–10 days
United Kingdom: 5–10 days
Canada: 5–10 days
Rest of world: 5–10 days
All orders come with tracking information once shipped.
—————————
RETURNS
60-day money-back guarantee.
We pay return shipping in the us. Full refund. No restocking fee. No questions asked.
How to return:
1. Email support@kleone-copper.com
2. We send you a free return label
3. Drop it at any usps, ups, or fedex location
4. Refund processed within 5 business days of receipt
2-year warranty on craftsmanship. if anything breaks under normal wear, we replace it free of charge.
Complete Your Copper Garden
You Asked, We Answered
WILL MY PLANTS REALLY GROW BIGGER?
Within 4-8 weeks, gardeners report taller stems, fuller leaves, and more vegetables. The effect compounds. Season two beats season one. Season three beats both.
WHAT DOES SCIENCE SAY?
Most research stopped before 1968. After WWII, fertilizer companies funded the field, and they didn't fund work on free atmospheric ions because nobody can patent the air. The modern silence is about who pays for what gets studied.
HOW IS YOURS DIFFERENT FROM THE CHEAP ONES?
Three things. Material: 99.9% pure copper, not painted alloy. Direction: wound clockwise from base to tip, the 1920 Northern Hemisphere spec. Stake: 8mm copper rod base with a tightly hand-wound 4mm copper coil at the top.
HOW MANY DO I NEED?
One antenna covers about 1 square meter (roughly 10 sq ft). Use this to pick your pack:
✓ 1 Antenna - a few pots, a planter, or a cluster of houseplants (up to 10 sq ft)
✓ 5 Antennas - a kitchen garden or mid-size raised bed (up to 50 sq ft)
✓ 12 Antennas - a full backyard garden (up to 120 sq ft) · Most Popular
✓ 20 Antennas - a large or whole-property garden (up to 200 sq ft) · Best Value
✓ Custom quantity - greenhouse or farm-scale plot (just reach out)
Growing indoors? One antenna covers a cluster of houseplants or a few large pots.
WHEN SHOULD I PLANT THEM?
Anytime. Push it into the soil whenever you like and it gets to work right away. Plant it at the start of the season (March through May in the US) and you'll have a full season to watch it. Start later and it still works through the rest of the season. Either way, you plant it once and leave it, so it's ready every season after, too.
CAN I USE THEM INDOORS? IN POTS?
Yes. One per medium or large container. Works on indoor herbs, houseplants, indoor tomato setups, and cannabis. Any plant rooted in soil.
WILL COPPER HURT MY SOIL?
No. Copper is an essential plant nutrient. Your plants need it. At one antenna per 2-3 feet, you're nowhere near a level that affects soil microbes. We recommend rotating their position each season for long-term soil rotation.
HOW LONG DO THEY LAST?
5+ seasons. Copper basically forever. It just deepens to a richer bronze patina over time, like an old penny.
WHAT IF I CHANGE MY MIND?
Send them back within 60 days. Full refund. We pay return shipping. No questions, no forms, no phone call.