Landscaping around a swimming pool requires balancing aesthetic appeal, salt and chlorine tolerance, and strict compliance with Victorian pool barrier laws.
One of the most frequent reasons pools fail their compliance inspection is overgrown vegetation breaching the 900 mm Non-Climbable Zone (NCZ). Here is our guide to selecting and maintaining poolside plants that keep your barrier compliant and your family safe.
Understanding the Non-Climbable Zone (NCZ)
Under Australian Standard AS 1926.1, a 900 mm non-climbable quadrant must be kept clear of any foothold or handhold on the approach side of your barrier. Any plant with sturdy branches that can support a child's weight (typically branches greater than 10 mm diameter) will be deemed a climbing aid if located inside this zone.
Characteristics of Pool-Friendly Plants
- Soft, Non-Woody Stems: Ornamental grasses, soft flax, and delicate perennials that bend under weight and cannot act as a ladder.
- Non-Invasive Root Systems: Avoid large trees (such as ficus or eucalyptus) whose aggressive root systems can lift pavers and shift fence posts out of plumb.
- Low Shedding: Evergreens that produce minimal leaf litter keep your pool clean and reduce filter maintenance.
- No Thorns or Spines: Avoid cacti, agaves, or bougainvillea near pool borders where barefoot swimmers may brush against them.
Recommended Plant Varieties for Victoria
Some excellent varieties that thrive in Melbourne and coastal Victorian conditions include:
- Liriope muscari (Lilyturf) — robust, low-growing grass with soft foliage.
- Dianella (Flax Lily) — hardy native with non-climbable leaves.
- Zamia furfuracea (Cardboard Palm) — neat architectural foliage for pots outside the NCZ.
- Sansevieria (Snake Plant) — upright growth with zero branching.