Monogram avatar with the initials M V

Marta Voss

Editor and fact checker, Chicken Geek

Portland, Oregon, USDA zone 8b · Six hens · 8 years keeping chickens

Marta edits every guide on Chicken Geek and checks that each claim can be traced back to a manufacturer specification, a published standard or a stated first-hand observation. She keeps a small backyard flock of six hens and has raised chicks from day one for eight seasons.

Areas of focus

  • Editorial fact checking
  • Chick brooding and starter nutrition
  • Small-flock husbandry
  • Feed labels and nutrition claims

Background

  • Eight seasons raising chicks from day-old to point of lay
  • Checks every specification in a Chicken Geek guide against the manufacturer listing
  • Removes any testing claim that cannot be backed up
  • Keeps a flock of six hens in a suburban backyard

Guides by Marta Voss

Flock Care

The Best Apple Cider Vinegar for Chickens

Every bottle sells the mother, so we did not. We compared six apple cider vinegars for chickens on cost per fluid ounce and how little a flock uses.

6 products compared · Updated Aug 8, 2026

Feeding and Water

The Best Automatic Chicken Feeders

We compared six automatic chicken feeders on what happens to the feed between visits, because a gravity hopper and a motorised timer are not the same machine.

6 products compared · Updated Aug 8, 2026

Feeding and Water

The Best Chicken Calcium Supplements

A hen builds her shell overnight, so coarse calcium beats powder. We compared six chicken calcium supplements on particle size and cost per pound.

6 products compared · Updated Aug 8, 2026

Flock Care

The Best Coccidiosis Treatments for Chickens

We compared six amprolium products on the spec that matters most for a flock: whether the label actually names poultry, plus pack size and price.

6 products compared · Updated Aug 8, 2026

Coop Equipment

The Best Chicken Compost Bins

Chicken manure only composts hot when the pile holds enough mass, so we converted every stated gallon figure here into cubic feet and compared it to a cubic yard.

6 products compared · Updated Aug 8, 2026

Chicken Coops

The Best Chicken Coop Paint

We compared six chicken coop paints and sealers on the one thing that decides them: whether the coating soaks into the wood or forms a film that can flake.

6 products compared · Updated Aug 8, 2026

Coop Equipment

The Best Chicken Coop Vents

We compared six chicken coop vents in square inches of free opening area, not by the size printed on the box, and worked out which give the most air per dollar.

6 products compared · Updated Aug 8, 2026

Chicken Coops

The Best Chicken Coop Wheels and Lift Kits

A coop parked on wheels leaves a gap for rats. We compared six chicken coop wheel kits on lift systems, wheel diameter and stated load ratings.

6 products compared · Updated Aug 8, 2026

Flock Care

The Best Chicken Eye Drops and Washes

We compared six chicken eye drops and washes on the one spec that matters most: which species the label actually names. Only one of the six names chickens.

6 products compared · Updated Aug 8, 2026

Coop Equipment

The Best Chicken Heat Lamps

We compared six chicken heat lamps on what happens when one falls, and only one of them cuts its own power if the fixture tips over.

6 products compared · Updated Aug 8, 2026

Flock Care

The Best Chicken Killing Cones

We compared six chicken killing cones on stated bird weight rating, the number that decides whether a bird settles or fights her way out of the cone.

6 products compared · Updated Aug 8, 2026

Flock Care

The Best Chicken Leg Bands

We compared six chicken leg bands on fit range against a shank that is still growing, which is the thing that decides whether a band stays safe.

6 products compared · Updated Aug 8, 2026

Coop Equipment

The Best Chicken Swings

We compared six chicken swings on the width and steadiness of the standing surface, because a hen will not use a perch she cannot balance on.

6 products compared · Updated Aug 8, 2026

Feeding and Water

The Best Chicken Water Cups

Valve type decides whether a bird drinks on sight or has to work a tab, and half these listings never say. We compared six chicken water cups on it.

6 products compared · Updated Aug 8, 2026

Feeding and Water

The Best Chicken Water Heaters

Watts against gallons decides whether the water is still liquid at 5 F. We compared six chicken water heaters on watts per gallon and on cord length.

6 products compared · Updated Aug 8, 2026

Coop Equipment

The Best Sand for a Chicken Coop

We compared six bags of coop sand on grain size, dust and cost per pound, because coarse sand drains and sifts clean while fine play sand packs down and holds damp.

6 products compared · Updated Aug 8, 2026

Eggs

The Best Egg Baskets

We compared six egg baskets on top diameter, the spec that decides how many eggs sit in one flat layer, and checked every capacity claim against it.

6 products compared · Updated Aug 8, 2026

Feeding and Water

The Best Flock Blocks

Sticker price lies in this category. We compared six flock blocks on cost per pound and on what each block is actually for.

6 products compared · Updated Aug 8, 2026

Flock Care

The Best Hawk Deterrents for Chickens

We compared six hawk deterrents on what actually makes each one move, because a reflector with no sun and no breeze is just a piece of plastic.

6 products compared · Updated Aug 8, 2026

Chicks and Hatching

The Best Incubator Egg Turners

We compared six incubator egg turners on confirmed fit, because a turner that does not fit the box it has to live in is a total loss you cannot work around.

6 products compared · Updated Aug 8, 2026

Chicks and Hatching

The Best Incubator Hygrometers

We compared six incubator hygrometers on whether you can calibrate them, because every cheap RH sensor drifts and a 5 percent error moves your humidity target.

6 products compared · Updated Aug 8, 2026

Flock Care

The Best Live Traps for Coop Predators

We compared six live traps for raccoons and other coop predators on internal body size, the spec that decides whether the door actually catches the animal.

6 products compared · Updated Aug 8, 2026

Feeding and Water

The Best Mealworms for Chickens

We compared six dried mealworm bags on cost per pound and stated protein. Nutrition barely moves between brands while the price per pound more than doubles.

6 products compared · Updated Aug 8, 2026

Coop Equipment

The Best Nesting Box Curtains

We compared six nest box curtain sets on drop, fabric and how they attach, and explain why the 19 by 4 inch size on four of these listings cannot be the hang.

6 products compared · Updated Aug 8, 2026

Flock Care

The Best No Crow Rooster Collars

The band is not the variable, the closure and the fitting routine are. We compared six no crow rooster collars on how they fasten and adjust.

6 products compared · Updated Aug 8, 2026

Flock Care

The Best Poultry Boning Knives

We compared six boning knives for poultry on blade flex rather than brand or steel, because a stiff blade skips off the keel and leaves a strip of breast behind.

6 products compared · Updated Aug 8, 2026

Flock Care

The Best Poultry Scalders

We compared six scalder setups on low controllable heat and whether the thermometer can read 150 degrees F, because none of these is sold as a poultry scalder.

6 products compared · Updated Aug 8, 2026

Chicken Coops

The Best Quail Cages for Clean Eggs

Quail walk on their own eggs unless the floor slopes. We compared six quail cages on egg roll-out, tier count, droppings trays and cleaning, from $66.98 to $599.99.

6 products compared · Updated Aug 8, 2026

Feeding and Water

The Best Rat Proof Chicken Feeders

We compared six rat proof chicken feeders on one question: does the feed opening physically close when no bird is standing there.

6 products compared · Updated Aug 8, 2026

Feeding and Water

The Best Turkey Feeders

We compared six turkey feeders on the opening a bird eats through and the height you can set them at, the two things port listings never publish.

6 products compared · Updated Aug 8, 2026

Chicks and Hatching

The Best Chick Feeders

We compared six chick feeders on spill resistance, lid design, cleaning and brooder placement, the things that decide how much starter crumble chicks actually eat.

6 products compared · Updated Aug 6, 2026

Chicks and Hatching

The Best Chick Starter Feed

We compared six chick starters on protein, medication and form, and explain the medicated feed mistake that cancels your hatchery coccidiosis vaccine.

6 products compared · Updated Aug 6, 2026

Chicks and Hatching

The Best Chick Waterers

We compared six chick waterers on drowning depth, spills into bedding, cleaning access and capacity, the four things that decide how week one goes.

6 products compared · Updated Aug 6, 2026

Coop Equipment

The Best Chicken Coop Bedding

We compared hemp, pine shavings, sand and nest pads on absorbency, dust level and cost per litre, because a dry coop solves nearly every other problem.

6 products compared · Updated Aug 6, 2026

Chicks and Hatching

The Best Chicken Brooders and Heat Plates

We compared six brooder heat plates and boxes on chick capacity, wattage and height adjustment, and explain why heat lamps should not be part of the choice.

6 products compared · Updated Aug 6, 2026

Coop Equipment

The Best Chicken Coop Lights

We compared six coop lights on schedule control, dimming behaviour and winter reliability, and explain why the light has to go on in the morning.

6 products compared · Updated Aug 6, 2026

Flock Care

The Best Chicken Dewormers

We compared six chicken dewormers on what the evidence actually shows, and why a faecal egg count from a vet should come before any of them.

6 products compared · Updated Aug 6, 2026

Feeding and Water

The Best Chicken Feed for Laying Hens

We compared six layer feeds on protein, calcium, form and cost per pound, and explain why the wrong feed can harm roosters, ducks and growing pullets.

6 products compared · Updated Aug 6, 2026

Flock Care

The Best Chicken First Aid Kits

We compared six chicken first aid kits and sprays on what they actually treat, egg withdrawal, shelf life, and when you need a vet instead.

6 products compared · Updated Aug 6, 2026

Chicken Coops

The Best Chicken Nesting Boxes

We compared six nesting boxes on material, compartment count, roll-away design and perch layout, the details that decide whether eggs come out clean.

6 products compared · Updated Aug 6, 2026

Flock Care

The Best Chicken Saddles

We compared six chicken saddles on coverage, fit and fastening, and on the question that matters more, which is what is actually stripping the feathers.

6 products compared · Updated Aug 6, 2026

Feeding and Water

The Best Chicken Treats

We compared six chicken treats on protein, calcium and cost per pound, and explain the 10 percent rule that stops treats from ruining your eggshells.

6 products compared · Updated Aug 6, 2026

Flock Care

The Best Chicken Vitamins and Electrolytes

A flock on complete feed does not need daily vitamins. We compared six chicken vitamin and electrolyte supplements on the moments they actually earn their place.

6 products compared · Updated Aug 6, 2026

Chicks and Hatching

The Best Egg Candlers

We compared six egg candlers on light output, shell sealing and dark egg performance, the three things that decide whether you can read a Marans egg at day 7.

6 products compared · Updated Aug 6, 2026

Chicks and Hatching

The Best Egg Incubators for Hatching Chicks

We compared six egg incubators on temperature tolerance, turning, humidity control and capacity, because temperature stability is what decides your hatch rate.

6 products compared · Updated Aug 6, 2026

Eggs

The Best Egg Storage Racks

We compared six egg skelters and storage racks on rotation, capacity and footprint, the three things that decide whether first in, first out actually works.

6 products compared · Updated Aug 6, 2026

Eggs

The Best Egg Washers

We compared six egg washers on bristle stiffness, batch size and damage to the bloom, the protective layer that lets an unwashed egg keep for weeks.

6 products compared · Updated Aug 6, 2026

Feeding and Water

The Best Oyster Shell and Grit

We compared six oyster shell and grit supplements on flake size, price per pound and pack size, and explain why the two are never interchangeable.

6 products compared · Updated Aug 6, 2026