How to Prune Roses: A Florist's Guide

Every rose that comes through our studio door started on a bush that someone pruned. Florists spend the whole year cutting rose stems, and the gardeners who grow them spend one important morning each winter cutting the bushes back — and the two jobs turn out to have a lot in common. The short answer to how to prune roses is: once a year in late winter, with clean bypass pruners, removing dead and crossing wood, keeping three to five strong canes and cutting each a quarter inch above an outward-facing bud. This guide explains when to prune in Southern California, the Bay Area and Hawaii, which tools to use, the cut itself step by step, how each type of rose is handled, deadheading through the season, and how to cut garden roses so they last in a vase. Prefer to shop now? Browse our roses collection — hand-arranged and delivered the same day across Los Angeles, Orange County, the Inland Empire, Ventura County, San Francisco and Honolulu.

When to Prune Roses

Roses are pruned once a year, hard, at the end of their rest period — when the plant is about to wake up but has not yet spent energy on new leaves. The classic sign is the bud eyes along the canes beginning to swell and turn red. Prune too early and a warm spell pushes tender growth that a late frost can burn; prune too late and you cut off shoots the plant has already paid for.

Southern California. In Los Angeles, Orange County, the Inland Empire and Ventura County, the main prune falls between mid-January and mid-February. Many local rose societies use the shorthand “prune around Valentine's Day”, which is a little late for the coast and about right for inland valleys where nights stay cold longer. Our roses never fully go to sleep in this climate, which is exactly why the winter prune matters: it gives the plant the rest it would not take on its own.

San Francisco and the Bay Area. The cool, damp winters make January through February the window here, too, with the same goal: a clean, open bush before the spring rains bring black spot and mildew.

Honolulu and Oahu. Hawaiian roses bloom nearly all year and never go dormant. Gardeners give a moderate prune once a year in the coolest months, December or January, and lighter grooming after each flush of flowers.

And November? If you are reading this in autumn, put the pruners down for now. Late fall is the time to stop deadheading, let a few hips form and let the plant slow down. Only remove dead, broken or clearly diseased wood until the winter prune. Our fall flowers guide and winter flowers guide show what is blooming in the meantime.

The Tools You Need

Bypass pruners. The single most important tool. Bypass pruners work like scissors, two curved blades sliding past each other, and leave a clean cut that heals quickly. Avoid anvil pruners for live wood: the blade presses the cane against a flat surface and crushes it, which leaves a ragged wound where disease gets in. In our studio we use the same principle for stems — a crushed stem cannot drink.

Loppers and a small pruning saw. For canes thicker than your thumb, long-handled loppers give you leverage, and a folding pruning saw takes out old woody canes at the base of the bush without tearing the bark.

Gloves and long sleeves. Rose thorns are serious, and old canes are the sharpest. Gauntlet-style leather gloves that reach the elbow are worth every penny on pruning day.

Rubbing alcohol and a rag. Wipe the blades with 70% isopropyl alcohol before you start and between bushes, especially if any plant shows signs of disease. Sharpen blades before the season; dull blades tear.

A tarp or bucket. Every leaf and cane that comes off the bush goes straight into it, not onto the soil, where fungal spores would wait for spring.

How to Prune Roses Step by Step

1. Remove the three Ds. Start with anything dead, damaged or diseased. Dead canes are brown or black and dry inside; cut them off at the base. Cut damaged or diseased canes back to healthy wood, which shows a creamy-white or pale green center. If the pith is brown, cut a little lower.

2. Take out the weak and the crossing. Remove any cane thinner than a pencil, anything growing into the center of the bush, and one of every pair of canes that rub against each other. Rubbing canes wound each other in the wind, and wounds invite disease.

3. Open the center. Aim for a vase or goblet shape: three to five strong canes evenly spaced around an open middle, so light and air reach every leaf. An open bush dries quickly after rain and fog, which is the best protection against black spot and powdery mildew — especially in the Bay Area.

4. Cut the remaining canes back. For hybrid teas and grandifloras, shorten the chosen canes by about one third to one half, usually to 18–24 inches. Make each cut about a quarter inch above an outward-facing bud eye, sloping at roughly 45 degrees away from the bud. Too close and the bud dries out; too far and a dead stub is left behind.

5. Remove old wood at the base. On an older bush, take one or two of the oldest, grey, woody canes right down to the bud union with the saw. That pushes the plant to send up vigorous new canes from the base — the canes that will carry the best flowers for the next few years.

6. Strip the leaves and clean up. In mild climates, pull off every remaining leaf, then rake the bed clean and remove all debris. Finish with fresh mulch, water deeply, and feed when the new shoots are a few inches long.

That is the whole method. The Pink Roses pictured above are a good reminder of what it is all for: big, cupped, fuchsia garden roses on straight stems, the kind a well-pruned bush produces in spring.

How to Prune Each Type of Rose

Hybrid teas and grandifloras. The long-stemmed roses most people picture. They flower best on vigorous new canes, so they take the hardest cut: one third to one half of their height, three to five canes left, everything else removed. This is the rose most like the stems in our vases; for the difference between long-stem and standard roses, see our long-stem vs standard roses guide.

Floribundas. These carry their flowers in clusters and look best as fuller, rounder bushes. Leave more canes — five to eight — and cut them back by about one third.

Shrub and landscape roses. Modern shrub roses and the popular landscape types are bred to be easy. Shear or cut them back by about one third in winter, remove dead and old canes, and shape them to fit the space. Precision matters much less than with hybrid teas.

Climbers. Never cut the long main canes back hard: they are the framework. Tie them as horizontally as possible along a fence or trellis, which makes them flower along their whole length, and shorten the side shoots (laterals) to two or three buds. Remove one old main cane every few years to make room for a new one.

Old garden roses and ramblers that bloom once. These flower on wood they grew the year before. Prune them right after their single spring or early-summer flowering, not in winter, or you will cut off next year's flowers.

Deadheading and Care Through the Year

The winter prune shapes the bush; deadheading keeps it flowering. From the first spring flush through summer, cut each spent flower back to the first outward-facing five-leaflet leaf. In Southern California that keeps repeat bloomers flowering in waves from March into November. Cutting a little deeper — to the second or third five-leaflet leaf — gives longer stems and fewer, larger flowers later.

Water deeply and less often rather than a little every day: roses prefer a long soak once or twice a week, more in an inland heat wave. Feed after the winter prune and after each flush. Watch for aphids on new shoots in spring, which a strong spray of water handles, and for black spot, powdery mildew and rust in cool, damp weather — the reason we open up the bush so carefully in winter.

From October on, slow down. Stop deadheading in late fall, let some hips form, and stop feeding. The plant reads that as the signal to harden its wood for the winter rest.

The same habits that help a bush help cut roses. The Red Roses above get the florist's version of pruning before they ever reach a vase: lower leaves stripped below the water line, an inch cut from every stem at an angle with sharp clean blades, fresh water and a cool room. Our guide on how to make roses last longer walks through every step.

Cutting Garden Roses for the Vase

If you grow roses, you can “prune” all summer by cutting flowers for the house — and cutting them well is the florist's half of this guide.

Cut early in the morning, when stems are full of water and the air is cool. Choose flowers in bud, with the sepals turned down and the petals just starting to loosen; fully open roses fall within a day. Cut long, just above a five-leaflet leaf, so the plant keeps flowering and you have a stem worth arranging. Carry a bucket of water into the garden and put each stem in straight away.

Back inside, strip the leaves that would sit below the water line, recut each stem underwater or into fresh water, and let the roses drink for an hour or two in a cool place before arranging. Change the water every other day and recut the stems each time. Garden roses usually last four to seven days — shorter than commercial long-stem roses, which are bred for vase life, but with a scent and softness that make up for it. Our guide to keeping fresh flowers longer covers the rest.

And if your bush is resting, or the color you want is not in bloom, the White Roses pictured above — or any of our roses — can fill the vase until spring. For what each color means, see our rose color meanings guide.

My Thoughts — a Florist's Perspective on Pruning Roses

Florists prune roses all day long, just not in the garden. When a box of roses arrives at the studio, the first thing we do is exactly what a gardener does in January: take off what is damaged, strip what will rot, and make one clean cut with a sharp blade. A crushed stem cannot drink, and a torn cane cannot heal. The rule is the same in both places — sharp, clean, decisive cuts.

The thing I see most often with home gardeners is fear. People cut timidly, a few inches here and there, because it feels wrong to take half a beautiful bush away. Then the bush grows taller and woodier every year, with small flowers at the very top. Roses are tough. A confident winter prune is the kindest thing you can do for them, and the spring flush is the reward.

The second thing is cleanliness. Most rose diseases we hear about from customers started with leaves left lying under the bush over winter. Strip, rake, bag. It is the least glamorous part of the job and the one that matters most.

And one tip from the studio: the morning after pruning day, bring a few of the last flowers or hips inside. A single garden rose in a bud vase on the kitchen table is a lovely way to say goodbye to the old season. The Garden roses box in the first photo is that idea scaled up — blush and cream roses with soft hydrangea, the colors of an English garden in June.

FAQ

When Is the Best Time to Prune Roses?

In late winter, just as the buds begin to swell and before new leaves unfold. In Los Angeles, Orange County, the Inland Empire and Ventura County that means mid-January to mid-February; in San Francisco and the Bay Area, January through February. In cold-winter climates gardeners wait for the forsythia to bloom. Once-blooming old roses and ramblers are the exception: prune them right after they flower in summer.

How Far Back Should I Cut My Roses?

For hybrid teas and grandifloras, remove roughly one third to one half of the height, leaving three to five healthy canes about 18 to 24 inches tall. Floribundas and shrub roses need a lighter cut — about one third. Climbers keep their long main canes; you shorten only the side shoots to two or three buds.

Where Exactly Do You Cut a Rose Stem?

About a quarter inch above an outward-facing bud eye — the small swelling where a leaf joins the cane — with the cut sloping at about 45 degrees away from the bud. The new shoot then grows outward, keeping the center of the bush open, and water runs off the slope instead of sitting on the bud.

Should I Prune Roses in the Fall?

Not hard. In late fall, stop deadheading so the plant can form hips and slow down for winter, and only remove dead, broken or diseased wood. In mild Southern California gardens, some gardeners give a light trim and feed in late August or early September to encourage a strong fall flush, but the main structural prune still belongs in January or February.

Do You Remove All the Leaves When Pruning Roses?

In mild climates, yes — most rose societies in Southern California recommend stripping the remaining leaves after pruning. Roses here rarely go fully dormant, and the old leaves carry fungal spores and pests into spring. Removing them gives the plant a clean start and forces fresh growth. Rake up all fallen leaves and clippings too.

How Do You Prune Roses in Hawaii?

In Honolulu and the rest of Oahu, roses grow and flower almost year-round, so there is no true dormant season. Most gardeners give a moderate prune once a year in the coolest months, December or January, and light grooming after each flush of flowers. Cut back about one third, open up the center for airflow and keep up with deadheading.

Are Roses Safe for Cats and Dogs?

Yes. The ASPCA lists roses as non-toxic to cats and dogs. The real hazard is the thorns, which can scratch paws and mouths, so collect every pruned cane from the ground. Rose fertilizers and systemic insecticides, on the other hand, can be dangerous to pets — store them away and keep pets out of freshly treated beds.

Conclusion

Pruning roses comes down to timing and a few clean cuts. Prune once a year in late winter — mid-January to mid-February in Southern California, January to February in the Bay Area, December or January on Oahu. Use sharp, clean bypass pruners. Remove the dead, damaged, diseased, weak and crossing canes, keep three to five strong ones around an open center, and cut each a quarter inch above an outward-facing bud at 45 degrees. Adjust for the type of rose, strip the old leaves, clean the bed, and deadhead to a five-leaflet leaf through the season. In autumn, slow down and let the plant rest.

Pink Clover hand-arranges every order in its own studios and delivers the same day across Los Angeles, Orange County, the Inland Empire, Ventura County, San Francisco and Honolulu, with a photo of the finished arrangement before it leaves. While your own bushes rest, our roses collection keeps the vase full. Pet owners can read are roses toxic to cats, and if you would like to see local growers' roses in person, our guide to the best farmers markets in Los Angeles for fresh flowers is a good place to start.

Sources and further reading: Wikipedia: Rose · ASPCA: Toxic and non-toxic plants

Shop Roses Near You

While your bushes rest for winter, our florists keep the roses coming: the Garden roses box with blush roses and hydrangea, fuchsia Pink Roses, classic long-stem Red Roses and pure White Roses. Browse the whole roses collection or our flower boxes, add a note with the occasion, and we will send a photo of the finished arrangement before it goes out.