Is your basil plant wilting? 5 causes and quick fixes to revive it

Basil
(Image credit: Shutterstock)

Basil is one of my favorite herbs, and it has benefits in both my garden and kitchen. Apart from its sweet aroma and bright green foliage, which add fragrance and a pleasant aesthetic to my garden, it’s a natural insect repellent and a wonderful culinary herb.

But this popular plant, which has multiple uses, can be temperamental to grow if you don’t get the conditions just right. Rather than a thriving plant with flourishing leaves, it can become lackluster, with limp, drooping leaves.

Whatever you do, don’t give up and discard your basil because it’s very likely its drooping leaves can be fixed.

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Here are seven reasons why your basil might be drooping and how to bring it back to full health.

1. Underwatering

Wilting leaves on basil

(Image credit: Shutterstock)

The main cause of a wilting basil is underwatering. Basil leaves droop when the plant is trying to conserve water. You can test the soil's moisture level with a plant moisture meter, or simply place a finger into the soil, if it comes out dry, your basil is calling out for a drink.

XLUX Soil Moisture Meter
XLUX Soil Moisture Meter: $9 at Amazon

Investing in a soil moisture meter is a great way of measuring the moisture levels in your soil. This will help you identify when it's time to water your herbs. I've recently purchased this soil moisture to ensure I water my plants just right.

2. Overwatering

Overly wet, soggy soil suffocates the plant’s roots, preventing them from accessing the oxygen they need. If overwatering is the issue, you might also notice that the leaves turn yellow. The best way to save your basil is to hold back from watering for a week, and then testing the moisture level of the soil.

3. Disease

Basil infected with fusarium

(Image credit: Shutterstock)

Apart from reducing the plant’s ability to access oxygen, overwatering can encourage fungal disease. The most common issues are downy mildew, fusarium wilt and gray mold. To avoid the issue, always water the plant at the base, rather than overhead, as wet leaves are a breeding ground for spores.

However, if your basil is infected with fusarium, you’ll notice the stem has developed brown streaks, and leaves wilt on one side of the plant, it is beyond repair and should be removed.

4. Temperature shock

Basil doesn’t respond well to the cold and will suffer when temperatures drop below 50°F (10°C). If your plant is outside, cover it to protect it during cold spells, or if it’s in a container, bring it indoors. Basil positioned on windowsills should also be protected from draughts, and moved accordingly.

5. Pest infestations

Snail on basil leaves

(Image credit: Shutterstock)

Pests love basil for its lush and aromatic foliage, but their frequent visits can leave it looking forlorn. To deter the likes of aphids and caterpillars, a insecticial soap or neem oil spray should do the trick. For snails and slugs that are easier to spot, you can remove them yourself. If you don’t fancy picking them up, pop on a pair of gardening gloves and use a trowel.


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Camilla Sharman
Staff Writer, Homes

Camilla is the Homes Staff Writer and covers everything to do with homes and gardens. She has a wealth of editorial experience, mounting over 30 years, and covers news and features, tests products for reviews and compiles buying guides. 


Her work has appeared in business and consumer titles, including Ideal Home, Real Homes, House Beautiful, Homebuilding & Renovation, and Kitchen & Bathroom Business. She’s even appeared on the cover of Your Home, writing about her own house renovation.


Although she’s obsessed with decorating her home, she also enjoys baking and trying out the latest kitchen appliances. But when she’s not inside, you’ll find her pottering about in her yard, tending to her vegetable patch or taking in her prized hydrangeas.

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