The five most common houseplant mistakes – and how to save your greenery

Houseplants can bring life, colour and a little calm into any home, but even the most enthusiastic plant parents sometimes struggle to keep their greenery thriving. Maybe you’ve noticed leaves drooping, stems stretching awkwardly or flowers fading faster than expected – it’s a common challenge, even for experienced indoor gardeners. The good news is that a few simple changes can make a huge difference. 

Angharad James, Brand Manager at Baby Bio® shares the five most common mistakes houseplant owners make – and how to help your leafy friends flourish all year round. 

Overwatering – Finding the right balance 

“It’s natural to want to keep your plants hydrated, especially when you notice drooping leaves, but overwatering is one of the most common causes of houseplant problems. Too much water can reduce oxygen levels around the roots, cause yellow leaves and leave plants more vulnerable to stress. 

“The key is to check the soil before watering. There’s no fancy secret to it – just stick your finger an inch deep into the compost. If it’s still moist, hold off; if it feels dry, it’s time for a drink. Use pots with drainage holes and avoid leaving plants sitting in water. Water deeply and infrequently rather than little and often, and always use room temperature water – it’s kinder to the roots. With a bit of observation, you’ll soon get a feel for exactly what each plant prefers.” 

Not matching plants to light 

“Light is essential for healthy growth, but different plants have different needs. Tropical plants like monsteras and peace lilies flourish in bright, indirect light, while succulents benefit from at least part of the day in direct sun. Placing a plant in the wrong spot can make stems stretch or slow overall growth. 

“Observe how sunlight moves through your home and match each plant to its preferred light level. Rotating pots every few weeks helps plants grow evenly and prevents them leaning too far toward a window. Even small adjustments can make a big difference, helping plants look fuller, healthier and more balanced.” 

Skipping nutritional support 

“Houseplants rely entirely on you for nutrients and over time soil can become depleted. Without feeding, leaves may lose their vibrancy and growth can slow, leaving plants looking less lively than they should. 

“Regular feeding with Baby Bio® Houseplant Food helps replenish essential nutrients, supporting lush green leaves, stronger roots and vibrant blooms. Simply add 5-10 drops to ½ litre of water and pour gently onto the soil – it's suitable for all houseplants from leafy favourites to delicate orchids. For plants with more specific needs, such as orchids, bonsai, citrus or succulents, specialist formulas are available to provide the right balance of nutrients for healthy growth. Feeding regularly ensures your indoor garden stays strong, vibrant and thriving throughout the year.” 

Neglecting pruning and leaf care 

“Dead or dusty leaves aren’t just a little untidy – they can actually affect a plant’s health. Dust blocks light, slowing photosynthesis and old or damaged leaves can take energy away from new growth. 

“Regularly removing yellowing or damaged leaves and trimming overgrown stems encourages fuller, healthier growth. Wiping leaves with a damp cloth helps, but for smooth, waxy foliage, Baby Bio® Leaf Shine makes the job even easier. This simple aerosol spray gives leaves a natural-looking, long-lasting shine while keeping them dust free, so more light can reach the plant. A quick spritz is all it takes to refresh your plants and keep them looking lush and vibrant.” 

Not protecting against pests 

“Even healthy houseplants can attract pests, from tiny fungus gnats and whiteflies to aphids and leaf miners. Left unchecked, these insects can sap energy from your plants, slow growth and cause damage to leaves and stems. 

“Regularly inspecting your plants is key, and there are simple, safe ways to manage pests at home. For small flying insects like fungus gnats or whiteflies, Baby Bio® Houseplant Fly Traps provide an odourless, pesticide-free solution. Just place the sticky traps in the soil to catch pests before they multiply. For more persistent insects, Baby Bio® Houseplant Bug Killer offers fast-acting protection, keeping your plants safe for up to two weeks. With a little vigilance and the right tools, you can prevent infestations and keep your indoor garden thriving year-round.” 

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With a little regular attention and the right care, your houseplants will not only survive but truly flourish, bringing healthy, vibrant greenery into your home all year round. 

For more information about Baby Bio® and to explore the full product range, visit www.seezon.co.uk/brand/baby-bio/. 

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Editors notes

Baby Bio® has been feeding Britain’s houseplants for over 70 years. A household favourite for generations, the iconic bottle is instantly recognisable as the nation’s favourite houseplant food – and for good reason. Its trusted formula contains a carefully balanced blend of nitrogen, phosphorus and potassium (NPK), the essential nutrients plants need for strong roots, vibrant leaves and longer-lasting, brighter blooms. This unique balance helps houseplants not only survive but truly thrive. Having launched into the market seven decades ago with Baby Bio® Houseplant Food, the range has since expanded to include specialist feeds for orchids, citrus, herbs, cacti and bonsai, alongside leaf care products, houseplant insecticides, drip feeders and the popular Baby Bio® Organic Houseplant Food. Loved by generations of plant parents, Baby Bio® continues to provide simple, effective solutions to keep every home filled with healthy, happy plants.