Home › Blog › Beards and shaves

How to Grow a Beard: The First 90 Days

By The Lilacroix barbers · October 26, 2026 · 2,205 words

Growing a beard sounds like the easiest grooming project there is. You stop shaving. But the first 90 days are where most beards get abandoned, usually around week three when the itch starts and the cheeks look thin. The men in our chairs on Merrick Blvd who made it through all have one thing in common: they kept their hands off it and let a barber shape it at the right time.

The direct answer: give it twelve weeks before you judge it, do nothing but wash and moisturize for the first month, get a line up around week five or six, and come in for the first real trim near week twelve. Thickness is mostly genetics, so the goal is not to force growth but to keep what grows healthy and shaped. The week by week plan is below.

The 90 day beard timeline at a glance

Most beards show their true shape between week eight and week twelve. Before that you are looking at an unfinished project, and judging it early is the main reason men quit. Here is what to expect and what to do at each stage.

Facial hair grows about half an inch a month for most men, so 90 days gives you roughly an inch and a half of length. On coily hair that inch and a half curls, which is why a Black man's beard at twelve weeks looks fuller and shorter than a straight haired beard of the same age. That curl is your friend for coverage and your enemy for ingrown hairs, which we cover further down.

What decides how thick your beard grows

Genetics decide most of it. Your father's and grandfathers' beards are a better forecast than any product. The rest is age, hormones and how your follicles respond to them, and none of that changes because you bought an oil.

A few things are worth knowing. Beards keep filling in through the twenties and often into the early thirties, so a patchy beard at 19 is not the final word. Hormone levels matter, but the amount of hormone is less important than how sensitive your follicles are to it, which is why two brothers with the same bloodwork can have very different beards. If you notice a sudden change, thinning in patches that used to be full, or hair loss elsewhere on your body, see a doctor rather than a barber, because that can point to a medical cause.

Hair texture changes the look too. Coily and curly beard hair, which is what most of the men we cut have, hides gaps because each hair covers more surface as it curls. Straight beard hair lies flat and shows every thin spot. So before you call your beard patchy, give the curl time to do its job.

Weeks one and two: stop shaving and keep your hands off

The only job in the first two weeks is to stop shaving everything, including the neck. Do not shape it, do not trim the cheeks, do not clean up the neckline. You cannot see where the lines belong yet.

What you can do is prepare the skin. Wash your face with warm water and a gentle cleanser once or twice a day. Dry skin under new stubble is where the itch starts later, so a light moisturizer now saves you in week three. If you normally get razor bumps, this is also when they settle, because the hair is no longer being cut below the skin line and has nothing to curl back into.

What stubble looks like on coily hair

At two weeks a coily beard looks like a shadow with a few longer hairs sticking out. The longer hairs are not a sign of uneven growth. Some follicles are simply ahead in their cycle. Leave them. If you trim the long ones to match the short ones, you reset the beard every two weeks and never get past stubble.

Weeks three and four: the itch and how to get through it

The itch peaks around week three and usually fades by week five. It happens because the sharp, shaved ends of each hair curl back and poke the skin as they grow, and because the skin under the beard dries out when its oil stops reaching the surface. It is temporary and it is the stage where most beards die.

Three things get you through it. Wash with warm, not hot, water so you do not strip the skin further. Put a few drops of a plain beard oil or a light moisturizer on damp skin, working it down to the skin, not just the hair. And brush with a soft bristle brush once a day, which trains the hairs to lie in one direction and lifts dead skin that adds to the itch. No brand matters here. Look for products with few ingredients and no fragrance if your skin reacts easily.

What not to do is scratch with your nails or shave it off in frustration. Scratching opens the skin and invites the bumps you were trying to avoid. If the itch comes with red patches, flaking that does not improve with moisturizer, or pain, that is beyond a barber's lane and a dermatologist should look at it.

Weeks five to eight: patchy spots and the first line up

Week five or six is when the first line up makes sense. The beard has enough length to show you where the natural edges are, and a barber can clean the neck and cheeks without touching the body of the beard. At Lilacroix a line up is $16, and you can see it alongside everything else we do on the services page.

Patchy spots show up most in this window, usually on the cheeks or in the gap between the chin and the sides. Do not trim around them. The hairs on the edges of a patch grow longer and lie across it as the beard reaches week ten or twelve, and on curly hair this covers a lot. If a patch is still bare at twelve weeks, the fix is a style choice, not a product: a lower cheek line, a goatee with a faded connection to the sideburns, or a shorter overall length that makes the gap less obvious.

Trimmer or razor on the neckline

For the first line up on coily hair, ask for a trimmer, not a straight razor. A razor gives a sharper line, but it cuts the hair below the skin surface, and coily hair cut that short curls back into the skin. That is a razor bump. We switch to the razor on men whose skin handles it, and keep the trimmer on men who have bumped before. Tell your barber which one you are. Our guide to lining up a beard at home covers how to keep the lines between visits without moving them.

Daily habits that help, and the ones that only sound like they do

No habit grows hair your follicles were not going to grow. But sleep, food, water and exercise all affect the quality of what does grow, and they cost nothing.

• Sleep. Seven to eight hours. Hair is built while you sleep, and a long run of short nights shows up in the skin first and the beard second.
• Food. Protein at every meal, since hair is mostly protein, plus the leafy greens, eggs, fish and nuts that carry the vitamins and minerals hair uses.
• Water. Enough that you are not thirsty. Dehydrated skin flakes under a beard.
• Exercise. Regular training supports circulation and hormone balance. It is not a beard treatment, it is a health habit that the beard benefits from.
• Stress. Long stretches of high stress are linked to hair shedding. Fix what you can and let the rest ride.

On vitamins: biotin and multivitamins are popular, and if you have a real deficiency they may help. If you do not, published research does not show them adding beard where there was none. Ask a doctor before starting a supplement, especially a high dose one. We do not sell or recommend any brand.

The habit that matters most

Consistency beats any single tip. A man who washes twice a week, oils daily and sleeps seven hours will have a better beard at 90 days than a man who buys every product on the shelf and shaves it off in week four. Put the routine on the same schedule as brushing your teeth and it stops feeling like work. Then the beard gets the one thing it needs from you, which is time.

Washing, oiling and brushing a new beard

Wash it two or three times a week, not daily, with a mild cleanser. Oil it on damp skin. Brush it once a day. That is the whole routine for the first 90 days.

Daily shampooing strips the skin's own oil and makes the itch and flakes worse, especially on coily hair that is already on the dry side. On wash days, work the cleanser down to the skin with your fingertips, rinse fully, and pat dry. On other days, warm water in the shower is enough.

Oil or a light balm goes on while the beard is still damp. Two or three drops at a month in, more as it gets longer. Rub it between your palms, work it in against the grain so it reaches the skin, then brush it back into place. A soft brush does three jobs: it spreads the oil, trains the direction, and exfoliates lightly. A wide tooth comb replaces the brush once the beard passes an inch.

Skip anything that promises faster growth. Growth serums and thickening sprays mostly coat the hair so it looks fuller, which is fine if you like the look, but they are not changing the follicle. If you want the research on one popular shortcut, read our post on whether derma rollers work for beard growth.

Week twelve: the first real trim, and the shortcuts to skip

At twelve weeks the beard is ready for its first trim and sculpt. The barber evens the length where it ran ahead, sets the cheek line to suit your face, decides the neckline, and shapes the chin so the beard sits with your jaw instead of hiding it. At Lilacroix the beard trim and sculpt is call for pricing, and it is bundled with a haircut and line up in the Cut and Beard package.

Tell the barber what you are growing toward. A full beard, a boxed beard with square corners, a goatee, or a chin strap that connects into a fade. The first trim sets the shape for the next six months, so it is worth a sentence. If you plan to keep trimming at home afterward, our post on how to trim a beard without taking too much walks through guard numbers for beards: a 3 guard for a close beard, a 6 guard around the three month mark, and no guard on the edges only.

Myths worth dropping

• Shaving does not make a beard grow back thicker. It cuts the hair at its widest point, so the stubble feels coarse, but the follicle has not changed.
• A patchy beard at twelve weeks is not always a patchy beard at six months. Coverage keeps improving as the hairs get long enough to overlap.
• Beard oil does not grow hair. It keeps skin and hair in good shape so that what grows looks its best.

Options we do not push

Prescription treatments made for scalp hair are sometimes used on beards, and some men report results. That is a conversation with a doctor, not a barber, because of side effects and because the gain usually stops when the treatment stops. Beard transplants exist and are permanent surgery. For most men, twelve weeks of patience and one good trim does more than either.

Grow it, then let Lilacroix Barbers shape it

Start the beard at home and bring it to us at week five for a line up and week twelve for the first trim. Lilacroix Barbers is at 232-12 Merrick Blvd in Laurelton, with the Q5, Q86 and Q87 stopping at Merrick Boulevard and 233rd Street outside the door. We are open Monday to Thursday 7:30 AM to 7 PM, Friday and Saturday 7 AM to 7 PM, and Sunday 7 AM to 5 PM. Walk ins are welcome, or call (718) 749-5800 to check the wait. Beard trims, line ups and the Cut and Beard package are on our services page.

Questions readers ask