How to Make Your Own Fresh Cut Flower Food | Gardener’s Path (2024)

Having cut flowers in the house creates a festive atmosphere.

Whether it’s a surprise birthday arrangement, impulse-purchase market bouquet, or an armload of cutting garden blooms, you’ll want to make it last as long as possible.

In our article on keeping fresh flowers fabulous, we offer guidance for keeping a floral arrangement attractive for a week or more.

We mention using the packet of floral food that generally comes with a bouquet, dish, or vase arrangement.

How to Make Your Own Fresh Cut Flower Food | Gardener’s Path (1)

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In this article, we share two recipes for making your own preservative mixture, so you can nourish purchased blooms after the packet is used up, as well as your own fresh cut garden blossoms.

What You’ll Learn

  • Long-Lasting Arrangements
  • The Essential Trio
  • How to Make Your Own Flower Food
  • If You Feed Them, They Will Last

Fresh flowers are a joy to have in the house, so why not make them last as long as possible?

Long-Lasting Arrangements

When I get a market bouquet at the grocery store, there’s usually a damp little packet of crystals rubber-banded to the stems. I fill my vase with water, dump in the contents, and stir.

How to Make Your Own Fresh Cut Flower Food | Gardener’s Path (2)

While the crystals are dissolving, I cut the leaves off the bottoms of the stems so they won’t rot in the water, give each stem a fresh cut on a 45° angle for optimal surface area to take up water, and plunk them in.

Arrangements should last a week or more.

Nurse them along by changing the water daily, giving all the stems a fresh cut so they drink well, trim low leaves to keep them out of the water, and remove any wilted material.

And, keep your lovelies out of direct sunlight.

All of these actions go a long way toward keeping them fresh for as long as possible. However, without a daily dose of food, even your best efforts may fail to produce optimal results.

Let’s find out what’s in flower food, and why it’s so beneficial.

The Essential Trio

Once flowers are cut, they begin to die. Placing them in water helps them to stay hydrated, but they also need food, just like us.

How to Make Your Own Fresh Cut Flower Food | Gardener’s Path (3)

Floral food helps to preserve blooms with a trio of essential ingredients:

  • An acidifier to lower the pH of the water, enabling it to move quickly up freshly cut stems.
  • A bacteria and fungus inhibiting agent to help prevent stem rot (and resultant fouling of the water).
  • Sugar to provide energy that makes tight buds open, blossoms bright, and foliage plump.

Commercial products usually achieve the right mix with the following ingredients:

  • Citric acid
  • Bleach
  • Sugar

With the ready availability of these items, it’s not hard to make your own mixture.

How to Make Your Own Flower Food

You can replicate commercial flower food at home using some common household ingredients. According to Dr. Susan S. Han, professor at the Stockbridge School of Agriculture at the University of Massachusetts, Amherst, there are two easy ways to do this.

How to Make Your Own Fresh Cut Flower Food | Gardener’s Path (4)

Each recipe calls for slightly different ingredients in order to provide the three basic needs: acidity, a bacterial and fungal inhibitor, and sugar.

Flower Food Recipe #1

  • 1 12 fluid ounce can non-diet citrus soda
  • 36 fluid ounces water
  • 1.2 milliliters (1-1.5 medicine droppers full) household bleach

Make sure you add the soda to the water followed by the bleach. Because regular soda already contains sugar, you don’t need to add any extra for this recipe! Just be sure to avoid diet, because artificial sugar will not provide sustenance for your flowers.

The next recipe calls for lemon or lime juice, but if you have citric acid granules, you can dissolve 1/2 teaspoon of citric acid in 2 tablespoons of water, and use that solution instead.

Flower Food Recipe #2

  • 1 quart water
  • 2 tablespoons fresh lemon or lime juice
  • 1 tablespoon granulated sugar
  • 1/2 tablespoon household bleach

Add the ingredients in order to the water. Mix them well and use the resulting solution to fill your vase, or dish arrangements that contain floral foam.

Floral arrangements vary in size, so you may have to adjust the recipe you choose down or up to suit your needs – make sure you keep the ratios of the ingredients the same.

It’s best to make a fresh batch of solution each day, as the bleach loses its oomph after that because of its reaction with the acid.

Be sure to label any leftover solution as “toxic” and keep it well out of reach of children and pets.

Please Note: These solutions are not recommended for use in metal containers, and they may cause discoloration. A chemical reaction with the metal can adversely affect the solution’s beneficial properties. In addition, bleach may cause stem discoloration.

There are variations of these recipes available on many websites. Instead of bleach, some tout the benefits of using white or apple cider vinegar.

For example, the floral pros at FTD conducted an experiment with cut flower preservation, in which they observed the benefits of vodka, Sprite soda, apple cider vinegar with sugar added, aspirin, and refrigeration.

They concluded that the apple cider vinegar and sugar combination helped with flower preservation. And, refrigerating an arrangement to which nothing has been added also helps to maintain freshness.

You’re probably noticed that florists often keep their cut flowers and arrangements in refrigerators prior to delivery, and this makes sense!

But there are three drawbacks to using apple cider vinegar in your flower food:

  • Its brown color may tint vase water.
  • Your arrangements may smell faintly of vinegar.
  • The antibacterial properties are inferior to those of bleach.

Using white distilled vinegar as an alternative is not much better. It has a clear color, but its stronger smell may put you off, and its antibacterial properties are also inferior to bleach.

You may have read about adding pennies or vitamin C to vase water to increase the acidity of the water. Results are unsubstantiated, and in the absence of sugar and an adequate bacterial and fungal inhibitor, these are unlikely to have much of an effect anyway.

A Note of Caution:

Exercise extreme caution when using bleach, as the fumes may irritate the respiratory system, and contact with the skin may cause burning and scarring.

When using citric acid, lemon juice, or diet soda, make sure that you mix these ingredients into the water, before adding the bleach. Do not add bleach directly.

NEVER mix vinegar and bleach together. The result is a dangerous cloud of toxic chlorine gas, which can be deadly at high concentrations.

If You Feed Them, They Will Last

It’s amazing that with a little citrus to acidify and promote water uptake, sugar for carbohydrate energy, and bleach to deter bacteria and fungi, cut flowers may never know they’ve left the ground!

How to Make Your Own Fresh Cut Flower Food | Gardener’s Path (5)

Now that you know how to whip up your own flower food, you can rest assured that your blooms will put on a spectacular show.

Go ahead and order that stunning arrangement, add an adorable market bouquet to your grocery order, or pick whatever’s growing out back, and enjoy well-fed, long-lasting, fresh cut flowers every day!

Here’s a bonus tip:

Cut your own or purchase blooms in the bud stage for the longest vase life. When provided with nourishment, they will open just as they would have in nature.

What concoctions have you tried for keeping fresh blooms lovely? Please share your experiences in the comments section below.

Did you find this article informative? If so, find more design inspiration from these guides next:

  • A Review of In Bloom: Growing, Harvesting, and Arranging Homegrown Flowers all Year Round
  • Design and Construct Gorgeous Spring Planters for Porches and Patios
  • Put Your Green Thumb to the Test: Arranging Foliage From Your Garden

© Ask the Experts, LLC. ALL RIGHTS RESERVED. See our TOS for more details. Uncredited photos: Shutterstock.

How to Make Your Own Fresh Cut Flower Food | Gardener’s Path (2024)

FAQs

How do you make homemade flower food for cut flowers? ›

Here's a basic home recipe: 1 quart water + 2 tablespoons lemon juice + 1 tablespoon sugar + 1/2 teaspoon bleach. The sugar is the food part and the bleach will help to slow fungi and bacteria growth. Note: If you want to get all advanced you can adjust the sugar based on the flowers in your vase.

What is the best fresh cut flower food? ›

Sugar works well to keep cut flowers fresh

Sugar is often combined with bleach and lemon juice to make an effective plant food and this is one that I can vouch for.

What is flower food for cut flowers? ›

If you have ever purchased flowers or been given them as a gift, then you will probably be familiar with the little packet of flower food that comes with the bouquet. These little packets contain a mixture of sugar, citric acid, and bleach that help keep your flowers fresh and blooming for longer.

How do you make a cut flower solution? ›

2 tablespoons white vinegar plus 2 tablespoons sugar plus ½ teaspoon household bleach per quart of warm water. For all recipes, stir until the sugar dissolves, and let the water cool before adding the flowers. Dump the old solution and replace it with fresh solution every few days.

What soda do you put in cut flowers to keep them fresh? ›

A rose's vibrant red dulls to dried-out brown, and flowers begin to droop. Some say adding a citrus-flavored soda, such as 7-Up or Sprite, or an alcohol like vodka to the vase of water will lengthen the time these flowers remain beautiful.

Does vinegar keep cut flowers fresh? ›

The vinegar helps inhibit the growth of bacteria and keeps your flowers fresher longer. If you don't have vinegar and/or sugar, lemon-lime soda mixed with the water will do the same thing.

What helps fresh-cut flowers last longer? ›

Expert Tips for Long-Lasting Bouquets
  • No foliage in the water. When you put your flowers into a vase, there should be no foliage below the water line. ...
  • Use a squeaky-clean vase. Wash your vase with soapy water and rinse it well. ...
  • Make clean cuts. ...
  • Condition the flowers. ...
  • Keep them cool. ...
  • Refresh the water. ...
  • Edit as needed.

Does ibuprofen help keep flowers fresh? ›

Brands such as Bayer are excellent for this easy at home gardening tip but make sure you steer clear of substitutes such as ibuprofen and acetaminophen.

Does aspirin keep flowers fresh? ›

Aspirin. It's a tried-and-true way to keep roses and other cut flowers fresh longer: Put a crushed aspirin in the water before adding your flowers. Also, don't forget to change the vase water every few days.

What are the ingredients in cut flower food? ›

Those little flower food packets contain just three ingredients: citric acid, sugar, and here's the kicker—bleach. Plants produce sugar on their own while still attached to their root system, during photosynthesis. But, when you cut them, they lose their direct line toward nourishment.

What is best plant food for flowers? ›

Now that you're informed, here are some fantastic fertilizers for flowers to make your garden a showpiece!
  • Miracle-Gro Water Soluble Flower Food. ...
  • Dr. ...
  • Jobe's Organics Flower & Rose Fertilizer. ...
  • Osmocote Smart-Release Plant Food. ...
  • FoxFarm Happy Frog All Purpose Fertilizer. ...
  • Worm Castings Organic Fertilizer.
Jun 3, 2021

How much vinegar do I add to cut flowers? ›

To keep cut flowers fresh longer (or even perk up the ones that have drooped) add 2 tablespoons of white vinegar and 1 tablespoon of sugar to a vase of water. The vinegar will act to destroy some of the bacteria and your cut flowers will last days longer than just plain water.

Can you use Miracle Gro on fresh cut flowers? ›

Enjoy fresh-cut flowers longer* with Miracle-Gro® for Fresh Cut Flowers. Apply the formula directly to your water vase, and keep your flowers looking fresh by replacing water and adding a new solution every 2-3 days. Enjoy long-lasting, beautiful fresh-cut flowers with Miracle-Gro®.

How much aspirin do I put in cut flowers? ›

Aspirin: Mix 1 crushed aspirin into your vase of fresh flowers. Aspirin is said to lower the pH level of the water allowing it to travel through the flower faster, preventing wilting.

Should you put sugar in flower water? ›

Sugar increases fresh weight of the flowers and prolongs the vase life. Use 0.5 - 1% Floralife (concentration of sugar not specified). 2% sugar solution doubles the vase life of the cut inflorescence. Some sugar in the vase solution increases the number and size of open flowers as well as prolongs the vase life.

Do flowers like baking soda? ›

Baking soda on plants causes no apparent harm and may help prevent the bloom of fungal spores in some cases. It is most effective on fruits and vegetables off the vine or stem, but regular applications during the spring can minimize diseases such as powdery mildew and other foliar diseases.

Why is bleach good for flowers? ›

When microorganisms multiply in plain vase water, they block the flower stem and make it hard for the stem to absorb water for nutrients — causing wilt and odors! Adding Clorox® Disinfecting Bleach kills these microorganisms to ensure that your flower bloom lasts.

What liquid keeps flowers fresh the longest? ›

Both sugar and bleach help flowers stay fresh. Sugar gives them nutrients they need that aren't found in water, while bleach keeps the water clean and kills bacteria that causes flowers to wilt faster.

Does a penny help flowers last longer? ›

Dropping a copper penny into the vase. The reason pennies are considered a smart way to keep flowers alive longer is because copper is a fungicide, so it naturally kills off those pesky bacteria and fungi that are trying to camp out in your flowers' vase and shorten the life span of your stems.

Does Epsom salt make cut flowers last longer? ›

Adding a pinch of Epsom salt once or twice a month will greatly help them to absorb nutrients, making cut flowers stay fresh for longer and helping plants and herbs with healthy growth.

Does hydrogen peroxide make flowers last longer? ›

Jill says that the peroxide kills germs in the vase and on the stems that would encourage bacteria to grow in the water. The bacteria shortens the lifespan of the cut flowers. Plus, hydrogen peroxide has an extra oxygen molecule in it and that, in small amounts, is good for plants.

Does bleach keep flowers fresh? ›

Watering cut flowers with bleach is one of the secrets to keeping your flower arrangements looking fresher, longer. It also helps prevent your water from getting cloudy, and inhibits bacteria growth, both of which can cause your flowers to lose their freshness.

Does putting ice in flower water help? ›

Once open, use cool water (or simply add some ice cubes to the vase) in order to keep the blooms lasting longer. Though water still absorbs into the stem, colder water slows any decay, bacteria, or mold from breaking down the organic matter.

What does Sprite do to flowers? ›

Why does Sprite make flower arrangement last longer? Sprite makes the water more acidic, which means it can travel up the stem of the flower more quickly. Also, the sugar serves as food for the flower.

Is vodka good for plants? ›

Vodka promotes overall plant well-being by inhibiting the production of ethylene, a ripening gas released by plants in order to help them mature. By inhibiting ethylene production, vodka can slow the aging process, allowing blooms to stay fresher for a longer period of time — even on the hottest days.

What is the longest lasting flower when cut? ›

1. Chrysanthemums. Chrysanthemums are renowned for their vase life, and can last 3 weeks (or even longer!)

Should you put Sprite in flowers? ›

Sprite — Sprite makes the water more acidic, which means it can travel up the stem of the flower more quickly. Also, the sugar serves as food for the flower.

What ingredient makes flowers bloom? ›

To stimulate blooming, choose fertilizers with a higher percentage of phosphorus compared to the percentage of nitrogen and potassium. Healthy flowers start with vigorous root systems, and a potassium boost can ensure your flowers get a good start.

Do cut flowers need plant food? ›

Once flowers are cut, they begin to die. Placing them in water helps them to stay hydrated, but they also need food, just like us. Floral food helps to preserve blooms with a trio of essential ingredients: An acidifier to lower the pH of the water, enabling it to move quickly up freshly cut stems.

Can you use all purpose plant food for cut flowers? ›

You can use Miracle-Gro Water Soluble All Purpose Plant Food at a rate of 1/2 teaspoon (not tablespoon) per gallon of water, and apply every 2 weeks to houseplants. This product is not for direct vase applicatons. 37 of 44 people found this answer helpful.

What are the 4 things that plants need to make food? ›

Photosynthesis is the process by which plants make food from light, water, nutrients, and carbon dioxide.

What are the 3 things that plants need to make food? ›

This process is called photosynthesis and is performed by all plants, algae, and even some microorganisms. To perform photosynthesis, plants need three things: carbon dioxide, water, and sunlight.

What can I put in water for flower food? ›

Dissolve 3 tablespoons sugar and 2 tablespoons white vinegar per quart (liter) of warm water. When you fill the vase, make sure the cut stems are covered by 3-4 inches (7-10 centimeters) of the prepared water. The sugar nourishes the plants, while the vinegar inhibits bacterial growth.

What can I use as plant food? ›

Here are 8 of our favorite DIY fertilizers for a variety of needs.
  • Grass Clippings. Grass clippings are rich in nitrogen. ...
  • Weeds. Weed tea makes great fertilizer. ...
  • Kitchen Scraps. Compost. ...
  • Manure. Manure comes from a variety of sources — cows, horses, chickens, and even bats. ...
  • Tree Leaves.
  • Coffee Grounds. ...
  • Eggshells. ...
  • Banana Peels.

Is baking soda good for plants? ›

Baking soda helps the plants become less acidic and prevents fungal growth.

What happens if you put white vinegar on your plants? ›

Vinegar is non-selective, meaning it will damage any plants and turf grass it touches, not just the weeds you are trying to kill.

Is apple cider vinegar good for cut flowers? ›

Apple Cider Vinegar

Everyone likes to keep cut flowers around as long as possible, and there are several good methods. One way is to mix 2 tablespoons apple cider vinegar and 2 tablespoons sugar with the vase water before adding the flowers.

Will small amounts of vinegar hurt plants? ›

Though vinegar can be fatal to many common plants, others, like rhododendrons, hydrangeas and gardenias, thrive on acidity which makes a bit of vinegar the best pick-me-up. Combine one cup of plain white vinegar with a gallon of water and use the next time you water these plants to see some amazing results.

Which Miracle Grow is best for flowers? ›

Miracle-Gro® Water Soluble Bloom Booster® Flower Food promotes more blooms for greater color compared to unfed plants. Use our flower food with the Miracle-Gro® Garden Feeder or any watering can, and feed every 1-2 weeks.

What happens if you put too much Miracle-Gro on plants? ›

While fertilizer used in the right quantities can indeed promote houseplant growth, when overdoing it, you hinder the very growth you want. In fact, you're slowly killing your plant, and so its foliage, stems, or roots may be undersized. They'll also look brittle, crinkled, wilted, or limp.

How long does it take Miracle-Gro to work on flowers? ›

Let's get right into it below! In general, you can expect Miracle-Gro to work in up to 12 hours. According to the brand, you can usually anticipate a liquid Miracle-Gro fertilizer to work the second it absorbs into the soil, while granular options take closer to that 12-hour estimate.

What does crushed aspirin do for plants? ›

The component helps boost the plant's immune system, just like it does for us. A diluted solution of aspirin water for plants provides accelerated germination and some resistance to disease and pests. Aspirin in vegetable gardens has been shown to increase plant size and yield.

How do you make flower food? ›

Here's a basic home recipe: 1 quart water + 2 tablespoons lemon juice + 1 tablespoon sugar + 1/2 teaspoon bleach. The sugar is the food part and the bleach will help to slow fungi and bacteria growth. Note: If you want to get all advanced you can adjust the sugar based on the flowers in your vase.

Can I use Tylenol as flower food? ›

Crushed aspirin in flowers (not tylenol, ibuprofen or paracetemol) can replace the commercial flower food received with your arrangement, or also be used in place of sugar.

What can I use if I don't have flower food? ›

* If you don't have flower food, dissolve an aspirin in the vase water. The aspirin creates a more acidic which helps water move up the stem easily. Another simple vase solution is made by mixing one part of any of the common lemon-lime sodas with three parts of water.

What flower food makes flowers last longer? ›

Apple Cider Vinegar and Sugar: Mix 2 tablespoons of apple cider vinegar and 2 tablespoons of water into a vase before adding your flowers. Vinegar acts as an antibacterial agent while the sugar acts as additional flower food.

How do you make cut flowers last longer? ›

Expert Tips for Long-Lasting Bouquets
  1. No foliage in the water. When you put your flowers into a vase, there should be no foliage below the water line. ...
  2. Use a squeaky-clean vase. Wash your vase with soapy water and rinse it well. ...
  3. Make clean cuts. ...
  4. Condition the flowers. ...
  5. Keep them cool. ...
  6. Refresh the water. ...
  7. Edit as needed.

How long can flowers last without flower food? ›

Flowers can stay fresh for about a week, but if you take care of them properly, your blooms will be perky for about 7-12 days.

How do florists keep flowers fresh? ›

While the ingredients vary depending on the manufacturer, most contain sugar to feed the flowers, acid to maintain the pH levels of the water, and a bit of bleach to reduce the bacteria and fungi in the vase water. All three help extend the life of the flowers.

Can I use sugar as plant food for cut flowers? ›

Sugar increases fresh weight of the flowers and prolongs the vase life. Use 0.5 - 1% Floralife (concentration of sugar not specified). 2% sugar solution doubles the vase life of the cut inflorescence. Some sugar in the vase solution increases the number and size of open flowers as well as prolongs the vase life.

What liquid makes flowers last longer? ›

Freshly cut flowers will last longer if you add 1/4 teaspoon bleach per quart (1 liter) of vase water. Another popular recipe calls for 3 drops bleach and 1 teaspoon sugar in 1 quart (1 liter) water. This will also keep the water from getting cloudy and inhibit the growth of bacteria.

Does putting a penny in a vase help flowers? ›

Dropping a copper penny into the vase. The reason pennies are considered a smart way to keep flowers alive longer is because copper is a fungicide, so it naturally kills off those pesky bacteria and fungi that are trying to camp out in your flowers' vase and shorten the life span of your stems.

Does Epsom salt help cut flowers last longer? ›

Adding a pinch of Epsom salt once or twice a month will greatly help them to absorb nutrients, making cut flowers stay fresh for longer and helping plants and herbs with healthy growth.

What will perk up cut flowers? ›

Add Sugar or Plant Food to the Water

One teaspoon of sugar or plant food to a quart of water should be enough to perk up your flowers and get them looking lively again. If this hasn't helped, add another teaspoon of sugar (dissolved in warm water, first) after two or three hours.

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