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Interactive Tool

Calculate Your Potential Savings

Rates include water + sewer charges
Affects water use estimate per m²
100 m²
Drag the slider (20–500 m²)
Converting 75 m² of your 100 m² lawn
Your Estimated Results
Current summer water use
— m³
After xeriscape conversion
— m³
—% less water
Water reduction —%
Annual Water + Sewer Savings
per year, at current rates
Litres of Water Saved
per irrigation season
Water Use Reduction
m³ less per season
Ready to start saving?
Get a free xeriscape quote
Call or text (250) 212-5803 — we walk your property and give you a clear picture of what’s possible and what it costs.

How Greenstone Designs for Water Savings in Vernon

Every xeriscape project Greenstone Solutions designs starts with the same question: how does this property actually use water right now? Lawn area, slope, sun exposure, and soil type all affect how much supplemental irrigation a yard needs through a Vernon summer. We walk your property before quoting anything — and what we find determines the plant palette, the ground cover choices, and whether drip irrigation makes sense.

For most Vernon and Coldstream homeowners, converting the front lawn is the first and highest-impact step. Front lawns are often used less than people expect, and they’re the highest-visibility part of a property. A well-designed xeriscape front yard — lavender, ornamental grasses, native stone, rock mulch — looks intentional and requires almost nothing once it’s established. The water savings show up in your next quarterly bill.

The RDNO Tiered Rate and Why It Matters

Greater Vernon Water’s tiered billing structure means that lawn irrigation doesn’t just cost money at Stage 1 rates — once you’re through the first 40 m³ in a quarter, every additional cubic metre is billed at Stage 2: double the Stage 1 price. Most households with lawns exceed that threshold in summer quarters. That’s the rate doing the work in this calculator. Converting your lawn to xeriscape doesn’t just reduce your water volume — it keeps more of your consumption in the cheaper Stage 1 tier.

Coldstream’s drinking water comes from Greater Vernon Water — the same RDNO tiered system as Vernon. On top of that, both municipalities charge sewer on the same volume of water you consume. Reduce your irrigation by 50 m³ and you save on both lines of your bill: water at the tiered RDNO rate and sewer at the applicable municipal rate. That’s why the real savings are higher than just the water charge alone. Lake Country, on the RDCO system, runs slightly higher than RDNO. The numbers in this tool are estimates based on publicly available rate structures — confirm exact rates with your municipality before making financial decisions.

What a Xeriscape Conversion Actually Looks Like

A xeriscape conversion isn’t a gravel dump. Done well, it replaces lawn with a designed mix of drought-tolerant perennials, ornamental grasses, ground covers, and natural stone that looks better in July than the lawn ever did. Greenstone works with plants that thrive in zone 6a/6b conditions: lavender, spirea, potentilla, Russian sage, juniper, and native wildflowers that don’t need irrigation once established. The goal is a yard that looks designed, not dried out.

The water savings are real and measurable. The OBWB’s conservative estimate of 60% water reduction is the floor — properly designed xeriscapes commonly achieve 65–75% reduction in outdoor irrigation. And unlike a lawn, the savings compound: a xeriscape doesn’t need re-seeding, fertilizing, or weekly mowing, which means lower maintenance time and cost in every subsequent year.

Ready to see what your property could look like — and how much you’d save? Call or text us at (250) 212-5803 or message us on WhatsApp for a free on-site consultation.

Data sources & disclaimer: Water use baselines (litres per m² per week) from the Okanagan Basin Water Board (OBWB). Xeriscape water reduction estimate of 60% is the OBWB conservative figure; actual results range from 50–75%. Savings shown include both water and sewer charges — both are billed on the same volume of water consumed. Vernon/Coldstream water: Greater Vernon Water (RDNO) tiered billing ($1.01/m³ Stage 1, $2.02/m³ Stage 2). Coldstream sewer: $2.51/m³. Vernon sewer, Lake Country, Salmon Arm, and Armstrong rates are approximate — confirm current rates with your municipality before making financial decisions. This tool is for informational purposes only. Results are estimates based on a 16-week irrigation season and do not account for household base water use, irrigation system efficiency, or weather variation.