• Delivery Time
    • Same Day Flowers
    • Next Day Flowers
    • Choose your delivery day
  • Occasions
    • Seasonal Autumn Flowers
      • New Bouquets for 2026
        • The Sunflower Celebration
        • The Bonfire Beauty
        • The Enchanted Forest
        • Your Nottingham Florist
      • Autumn Flower Gifts
        • Your Local Florist
        • Click & Collect Florist
    • Flowers & Gifts
      • Flowers & Gifts
        • Flowers & Card
        • Flowers & Chocolates Gift Set
        • Flowers & Prosecco Gift Set
        • Flowers & Wine Gift Set
        • Rose Bouquets
    • All Flowers
      • Flower Delivery
        • Birthday Flowers
        • Birthday Gifts Same Day Delivery
        • Birthday Combination Gifts
        • Congratulations Flowers
        • Anniversary Flowers
        • Romantic Flowers
        • Flowers in a Vase
        • Birthstone Flowers for Birthdays
        • Thinking of You Flowers
        • Apology Flowers
        • Get Well Flowers
        • Thank You Flowers
        • Thinking of You Flowers
    • Flower Bouquets
      • Romantic Flower Delivery Same Day
        • Red Roses
        • 6 Red Roses “I want to be yours”
        • 12 Red Roses “Be Mine”
        • 18 Red Roses “Sincerely in love”
      • View our full Bouquet range
        • Beautifully Simple
        • White Flowers
        • Roses
        • Without Lily Range
        • Add On Gifts
    • Gifts
      • Flowers & Accessories
        • Flowers in a Vase
        • Flowers in Ceramic Pot
        • Floral Gifts
        • Champagne/Wine Boxes
        • Add-ons for Bouquets
  • Funeral & Sympathy
    • Funeral Flowers
      • All Funeral Flowers
        • Special Tributes
        • Hearts and Cushions
        • Sprays and Sheaves
        • Wreaths
        • Posies and Baskets
        • Casket Sprays
    • Sympathy Flowers
      • Sympathy Flowers
        • Same Day Delivery
        • Next Day Delivery
        • White Flowers
        • Simple & Elegant
        • View our full Sympathy range
    • See all Flowers
  • My accountAccount
  • CartCart

Summer Flower Problems: Managing Heat and Humidity

Blog: Flowers
By Welch Admin: 14th July 2025

by Welch Admin | Jul 14, 2025 | Flowers

flower care

Summer can be a tough time for flowers. Between the high temperatures and sticky humidity, it doesn’t take much for even the most beautiful arrangement to start wilting faster than expected. Whether you’re placing a bouquet on the table for a special dinner or arranging flowers for a big event, keeping blooms fresh in warm conditions isn’t always easy.

If you’re living in Nottingham, you’ll know that our summer weather can swing from pleasant to sweltering pretty quickly. When that happens, the extra heat and moisture can cause problems for even the hardiest flowers. Local florists in Nottingham often have to work around these challenges, and there are a few things we’ve learnt about how to manage them. Let’s take a look at how heat and humidity affect flowers and what you can do to keep yours looking fresh for longer.

Understanding The Impact Of Heat On Flowers

When the temperature soars, flowers respond quickly and not usually in a good way. High heat speeds up the ageing process of most flowers. That means petals droop, colours fade, and blooms don’t last as long. If your arrangement starts to brown and curl at the edges shortly after being brought home, chances are it’s reacting to the warmth around it.

Some flowers feel the heat more than others. For example, hydrangeas are beautiful but very sensitive to both heat and lack of water. Peonies, while show-stopping in appearance, can also suffer if they’re not kept cool. On the other hand, tropical blooms like orchids or birds of paradise tend to cope better in the heat, having already adapted to warmer climates.

Placement matters too. Leaving flowers next to a sunny window or near appliances that give off heat will only speed things up. A bouquet that would normally last a week might barely get through three days under those conditions.

The vase water can also warm up quickly during hot spells, especially indoors, which gives bacteria the perfect setting to grow. This causes stems to rot faster and shortens the lifespan of your display. If the water starts feeling warm to the touch, it’s definitely time to change it.

Tips For Protecting Flowers From Heat Damage

You don’t have to avoid flowers altogether during the summer. There are plenty of simple ways to help them stay healthy, even in the face of heatwaves. Here are a few easy tips that make a big difference:

– Keep arrangements out of direct sunlight and away from heat sources like ovens, toasters, or electronics

– Move your vases to cooler parts of the house, like shaded shelves or areas near airflow

– Change water every day during hot spells to prevent it from going stale

– Trim flower stems every few days to help them absorb more water

– Recut the ends at a slant to avoid stem rot and improve water intake

– Use clean vases and rinse them well before refilling

– Mist flowers lightly if the air inside is especially dry, but avoid spraying dense or fluffy petals

When transporting flowers, especially over a longer distance, try to keep them in an air-conditioned space if possible. Even a short trip in a hot car can damage delicate petals beyond repair. If you’re handing flowers as a gift, let the recipient know they’ll need to give a bit of attention straight away, particularly when the thermometer’s climbing.

Managing Humidity For Optimal Flower Health

While heat gets most of the attention during summer, humidity brings its own set of problems. When the air feels thick and damp, moisture sits on petals and leaves for too long. This can lead to mould growth, wilting, petal drop and even a sour smell from bacterial build-up. It’s just as frustrating as heat damage and sometimes harder to notice until your flowers are already on the decline.

Humidity tends to affect denser flowers more quickly. Blooms with packed centres like dahlias and chrysanthemums don’t breathe as easily, so they hold onto excess moisture after being watered or misted. Even if your home is cool, too much humidity indoors can still shorten a flower’s life.

Here are a few things you can do to manage moisture in the air around your flowers:

– Use a dehumidifier in the room where your flowers are kept if the space often feels damp

– Keep flowers away from steamy areas like bathrooms or kitchens

– Make sure there’s air circulation with a ceiling fan or an open window

– Don’t overcrowd flower arrangements; let the blooms breathe

– Always remove crushed, soggy or broken petals straight away

– Avoid putting damp flowers in jars with lids or narrow openings that limit airflow

As a real-world example, we had a customer whose bouquet of roses wilted overnight after being placed on a windowsill in a bathroom. Even though the flowers weren’t in direct sunlight, the daily steam meant petals broke down quickly and dropped within a day or two. Moving them out of damp spaces like that can really help prevent fast spoilage.

Selecting Heat-Resistant Flowers

Choosing the right types of flowers can save you a lot of effort during summer. Some blooms are better suited to high temperatures and humid weather than others. If you’re planning to display flowers through July or August in Nottingham, pick those that naturally enjoy warm climates.

Here are a few strong choices for keeping it simple and stress-free:

– Sunflowers: Big, bright and strong-lasting, these love the sun and can tolerate heat well

– Zinnias: Bold colours and sturdy stems make zinnias an easy summer pick

– Orchids: Often grown in warm, moist climates, so they’re well-suited to summer rooms

– Marigolds: Great for resilience and intense colour, even in full sun

– Alstroemeria: These last well and hold up when the temperature rises

If you’re shopping for summer blooms, let your florist know what kind of space the flowers will be going in. A sunny windowsill needs something tougher than, say, an arrangement for a cool hallway. Florists in Nottingham who work with summer stock daily will know what holds up best depending on the conditions.

Keeping Your Flowers Fresh All Summer

Once you’ve picked flowers that suit the season and taken early steps to ease heat and humidity, it’s all about keeping up the care for as long as you can. Flowers need support to stay gorgeous, especially through warm weather days.

A few reminders for steady flower care through summer:

– Change the water often and rinse the vase with fresh water before each refill

– Remove any greenery or petals that sit below the waterline to avoid rot

– Cut stems every few days for better water absorption

– Place flowers in spots that avoid both direct sun and overly dark corners

– Avoid placing flowers directly below AC blasts, which can dry them out too fast

Use your senses to spot when things aren’t right. If the flowers look limp, smell odd, or the water is cloudy, that’s your sign to refresh. Staying on top of these little jobs can give your bouquet a nice, long life well past what many expect.

Enjoying Summer Blooms

Keeping flowers fresh through a Nottingham summer doesn’t have to feel like a battle. By picking the right varieties, paying attention to their needs, and making a few adjustments around the house, you can enjoy your blooms far longer than a few short days. It’s really about noticing the small signs early and reacting quickly.

Whether it’s a colourful bunch in the hallway or a centrepiece before guests arrive, flowers help brighten even the muggiest days. With a little planning, they can stay full of life and beauty, no matter how high the temperatures rise.

Sprinkle some summer cheer with the right flowers that can stand the test of heat. When you’re choosing your blooms, florists in Nottingham like us can guide you through resilient options like zinnias and sunflowers. For more ideas on keeping your spaces bright and lively, browse our selection of flowers at Welch and discover a bouquet that complements your style and setting.

Back

Related articles

  • Jun 23 Why Family Florists Matter for Summer Birthday Arrangements

    Why Family Florists Matter for Summer Birthday Arrangements

    There’s something lovely about having a birthday in summer. The days are longer, the air feels lighter, and flowers are everywhere. Sending or receiving a bouquet during this time feels extra thoughtful. But with the warmer air and brighter sun comes the need for flowers that can handle a bit more heat than usual. Picking […]

    Read More
  • Jun 17 What to Look for in Summer Florists Near Nottingham Homes

    What to Look for in Summer Florists Near Nottingham Homes

    When summer starts to warm up Nottingham, we often see flowers behaving a little differently. With longer days and brighter light coming through the windows, arranging and delivering flowers takes a bit more care. What works well in cooler spring months doesn’t always hold up when the temperature climbs. Most people think choosing the right […]

    Read More
  • Jun 10 How We Prevent Drooping in Nottingham Flower Arrangements

    How We Prevent Drooping in Nottingham Flower Arrangements

    There’s something disappointing about watching fresh flowers start to droop just a day or two after you’ve placed them in a vase. We hear it often, especially in early summer when homes in Nottingham start to feel warmer and brighter. A beautiful bouquet arrives, looks perfect at first, then slowly begins to lean, wilt, or […]

    Read More
Back to top

£5
Discount
on your first order

£5
Discount
on your first order

£5
Discount
on your first order

Follow us on Instagram

Keep up-to-date with all things Welch

[instagram-feed]

0115 9 737 888

myorder@welchtheflorist.co.uk
///fall.dine.rank

Welch Head Office/Distribution:
Unit 68 Wellington Street, Stapleford NG9 7BE
Company Registration: 06561683
© 2024 Welch The Florist. All rights reserved.

About Us

  • Our Story
  • Flower Delivery UK
  • Bouquet Delivery UK
  • Click and Collect Nottingham
  • Florist Delivery Tomorrow
  • Florist Nottingham
  • Nottingham Florist
  • Florist Delivery Near Me
  • Blog
  • Contact Us

Welch Flowers

  • Next Day Flowers
  • Same Day Flowers
  • Same Day Delivery Flowers
  • Birthday Flowers Next Day Delivery
  • Flowers and gifts
  • Sympathy Flowers Next Day Delivery
  • Sympathy Flowers Same Day Delivery
  • Flowers with Greeing Cards
  • Flowers with Chocolate
  • All Flowers

Assistance

  • My Account
  • How to Order
  • FAQ’s
  • Privacy Policy
  • Terms and Conditions

Payment Methods

Our Partners

No thumbnail
Uploaded
Failed
Remove uploaded file