What plants don't like cinnamon?

Author: Ms. Bridget Kessler MD  |  Last update: Wednesday, June 25, 2025

Scientific studies indicate that cinnamon can inhibit the growth of certain plants, like tomatoes and garden cress. You should also be careful not to cause unintended negative effects on your plants while using cinnamon in the garden.

What does cinnamon repel in the garden?

One thing is for sure, thrips do not like cinnamon. For starters, they do not like the scent of cinnamon. But they will also perish if they ingest it as well. Using cinnamon oil to spray on the plants will also deter thrips.

Which plants like cinnamon?

Boost your garden's health 🌱 by pairing Cinnamon with these companion plants that naturally deter pests! 🌱 Basil, Ginger, and Marigolds thrive with Cinnamon, enhancing growth and repelling pests.

Are coffee grounds with cinnamon good for plants?

don't throw out the coffee browns. instead dump it into a bowl. add one teaspoon of cinnamon. and one cup of club soda. right now we have here is a super powerful mission. with potassium phosphorus nitrogen and other minerals. pretty much what that means. is that it's a natural fertilizer for plants. so once every two ...

What animal doesn t like cinnamon?

Rats and mice. Insects aren't the only pests that hate cinnamon — you can also use this handy DIY natural repellant to discourage unwanted critters, like rats and mice.

You'll Be Amazed With What Cinnamon Can Do To Your Garden

What bugs hate cinnamon?

Did you know that a simple, common spice that's probably in your pantry can actually help repel mosquitoes and other biting and/or pesky insects such as Bed Bugs, Silverfish, Ants, Bees, Flies / Fruit Flies, Wasps, Spiders and Cockroaches.

Can you sprinkle cinnamon on top of soil?

Yes, just ground cinnamon. All you have to do is sprinkle it over the soil.

Which plants cannot use coffee grounds?

Avoid using coffee grounds on alkaline-loving trees, such as linden, ironwood, red chestnut and arborvitae. Coffee grounds used as mulch or compost inhibit plant growth on geranium, asparagus fern, Chinese mustard and Italian ryegrass. Definitely don't use coffee grounds with these plants.

What do eggshells do for plants?

Before you toss your eggshells, it's time to give them a second shot. Eggshells used as fertilizer for your garden can benefit the soil your plants use to gain essential nutrients, aiding rapid growth and keeping soil acidity in check.

Is it safe to put cinnamon in plant soil?

Just like using coffee grounds as a fertilizer, the best part of using cinnamon to boost plant health is that it's completely safe and non-toxic. 'Unlike chemical pesticides, fungicides, and fertilizers, cinnamon won't harm beneficial insects or contaminate your soil and water supply,' Richa notes.

Does cinnamon keep squirrels away from plants?

Repellent Granules: Repellent granules contain natural ingredients, such as cinnamon or cloves, that are unpleasant to squirrels and will discourage them from feeding in the area. Consider spreading cayenne pepper, ground chili peppers, or pepper flakes around your blooming plants to deter these critters.

What can cinnamon attract?

For centuries, this common and everyday spice has been used to attract good luck and fortune. Aside from adding a warm taste to some of our favorite meals and recipes, cinnamon has been used in several spells and rituals for centuries to attract abundance and prosperity.

Can you use hydrogen peroxide on plants?

Saturate the soil with 1/2 cup hydrogen peroxide 3% per 1 litre water. Put wet soil in a watertight container and leave overnight before planting. This kills pathogens such as fungi and bacteria including insect eggs and nematodes (roundworms).

Can I put cinnamon on my tomato plants?

Scientific studies indicate that cinnamon can inhibit the growth of certain plants, like tomatoes and garden cress. You should also be careful not to cause unintended negative effects on your plants while using cinnamon in the garden.

What animal does cinnamon repel?

The idea of using cinnamon for rat control is rooted in its strong, pungent smell, which is known to repel rats. The application of cinnamon in areas where rat activity is noticed can act as a natural deterrent.

Do spiders hate cinnamon?

Cinnamon oil also effectively keeps spiders away. The smell of cinnamon repels these arachnids. Spiders prefer to maintain a fair distance away from them. Ultimately, cinnamon oil will also fight other insects and keep them away, so it's not for spiders only.

Are banana peels good for plants?

Banana peels can be placed directly onto pot plant soil, or around the base of your garden as mulch. As they decompose, they will release nutrients into the soil to feed plants. If using banana peels in your garden, place a single layer straight on top of the soil, being sure not to let them touch the plant stem.

What is the best homemade fertilizer?

Five Affordable and Easy DIY Organic Fertilizers You Can Find Right In Your Home
  • Eggshells. Save your eggshells people, I cannot stress this enough. ...
  • Rice Water. If you aren't washing your rice before you cook it, you should really try it...and then save the water for your house plants! ...
  • Coffee. ...
  • Potato Water. ...
  • Banana Peels.

Are tea bags good for plants?

Tea Can Work As A Natural Fertilizer

As the tea leaves and bag begin to break down and decompose, they release nutrients into the soil that helps plants retain water and thrive. That said, you should use tea only on your plants that like acidic soil.

Do coffee grounds attract mice?

Mice typically do not like coffee grounds scattered around the kitchen. The strong aroma of coffee is generally unpleasant to mice, which can act as a deterrent.

Can I just sprinkle coffee grounds on plants?

Coffee grounds can most certainly be added to your compost and also directly to your soil. Instead of simply tossing them out though, you may wish to incorporate them a bit more thoroughly by digging them in.

What plants like banana water?

Here are some plants that appreciate the addition of banana water to their regular watering schedule:
  • Tropical houseplants such as pothos, snake plants, monsteras, and philodendrons;
  • Anthuriums;
  • Orchids;
  • Tomatoes;
  • Bell Peppers;
  • Roses;
  • Air plants;
  • Ferns;

Can I put cinnamon directly on plants?

in summary

Cinnamon is a gentle and affordable natural alternative to other expensive garden fungicides and rooting hormones. Give it a try in the garden this year and make sure to throw a little in your morning coffee to give you the energy boost you need to get growing!

What does baking soda do for plants?

Prevent Fungal Disease

MAKE IT: Mix 1 teaspoon of baking soda and 2-3 drops of liquid soap in 1 liter of water. Spray the solution on the infected plants. Baking soda helps the plants become less acidic and prevents fungal growth.

Do ants hate cinnamon?

Cinnamon is often regarded as an effective DIY ant control option. It is believed that cinnamon acts as a natural repellent because ants cannot stand the smell. Also, if an ant inhales cinnamon, it can suffocate and die. Ground cinnamon can be sprinkled on an ant's pathway for them to inhale.

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