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Black polythene

Black polythene is a versatile solution for gardeners and landscapers, offering effective weed suppression, moisture retention, and temperature control. Ideal for various plant types, it helps create the best growing conditions for your garden. Discover the benefits of using black polythene in your planting strategies and see how it supports healthy plant development all year round.

1m wide Black Polythene

This polythene is 80 microns thick, very durable, and suits a host of different uses. Please enquire about larger sizes and heavier grades.

From$138.40
2m wide Black Polythene

This polythene is 80 microns thick, very durable, and suits a host of different uses. Please enquire about larger sizes and heavier grades.

From$254.60

Why Use Black Polythene in Your Garden?

Black polythene is a trusted material for New Zealand gardeners aiming to enhance plant growth and maintain tidy garden beds. By acting as a physical barrier, black polythene suppresses weeds, saving you valuable time and effort on maintenance. The material ensures moisture stays in the soil for longer, which is crucial during warmer months or dry spells.

If you're setting up new garden beds or undertaking larger landscaping projects, using black polythene will help create optimal conditions for root development. For those who need a tailored size, our 1m wide Black Polythene is perfect for narrow beds, borders, or rows of vegetables, delivering efficient coverage and long-lasting protection.

Plant Types That Benefit from Black Polythene

A wide range of plant types thrive when black polythene is part of their growing environment. Fruit and vegetable growers often use black polythene under crops like strawberries, pumpkins, and tomatoes to keep fruit clean and deter pests. Flower gardeners use it under perennial beds or roses for a tidy appearance and to stabilise soil temperature throughout the seasons. Even for native New Zealand plant species, black polythene provides the steady moisture and weed-free surroundings that young plants need to establish robust roots.

If you are planning to expand your plant collection, browse our range of live plants to find varieties that work especially well with black polythene mulching strategies.

Practical Tips for Successful Application

To get the best results, lay black polythene on well-prepared soil, ensuring you cut holes or slits for each plant. Secure the edges to prevent wind uplift, and consider adding a layer of mulch on top for aesthetics and extra insulation. This method works year-round and is especially helpful for boosting yields and reducing garden chores.


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Whether you need assistance finding the plant you’re looking for or you simply want to know more about who we are and what we do, we invite you to get in touch with us today. A member of The Plant Company team will get back in touch as soon as possible.

Think you know our range? Lomandra 'Tanika' and Lomandra Frosty Tops are just the beginning — check out Dracaena 'Warneckii', Eucalyptus Baby Blue (Silver Gum), and Pseudowintera Red Glow'.
–The Plant Company

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