Growing Conditions · Victoria
Yarra Ranges Growing Conditions
Soil, climate and a planting calendar for Yarra Ranges — across 24 postcodes.
Soil
A fertile, moisture-retentive clay loam — good for hungry, thirsty plants and strong growth, but heavier to work and slow to drain when wet. Grit and organic matter open it up; avoid cultivating it while sodden. Beneath it sits a heavy clay subsoil, so water perches on the clay and the ground can stay wet after rain even where the surface looks dry — plan falls, agricultural drains or soakwells for paving and lawns, and expect the clay when digging footings.
Climate & hardiness
A cool-climate area — ANBG Zone 1 — with the coldest nights in the country, down near -1°C, and real frosts through winter. Choose frost-hardy and cool-climate plants, hold tender crops until the frosts clear, and shelter young growth from cold winds.
Rainfall & growing season
Moderate rainfall (745mm a year) — enough for most gardens without heavy irrigation, though pots, lawns and new plantings need watering through summer. A frost-free, year-round growing season (~363 frost-free days) — something can be planted or harvested in every month, with warmth (and in the north, the wet season) setting the rhythm rather than cold.
Watering & drainage
This soil holds a generous reserve of water for plants (about 158mm), staying moist between rains — deep, less frequent watering suits it and drainage matters more than irrigation. The soil sheds water rather than soaking it up after heavy rain, so grade paving and lawns to drain and improve infiltration on compacted ground.
Planting Calendar for Yarra Ranges
In the tropics and subtropics, the cooler, drier autumn–winter months are the easiest time to plant and establish new gardens.
Southern-Hemisphere timings, guided by this area's ~363 frost-free days and ANBG Zone 1; adjust for a cold or exposed garden.
Conditions by Postcode
| Postcode | Soil | Climate zone | Rainfall |
|---|---|---|---|
| 3116 | fertile but heavier clay loam over clay | ANBG Zone 1 | 659mm |
| 3138 | fertile, moisture-holding silty loam over clay | ANBG Zone 1 | 659mm |
| 3140 | the ideal free-draining loam over clay | ANBG Zone 1 | 659mm |
| 3158 | fertile but heavier clay loam over clay | ANBG Zone 2 | 763mm |
| 3160 | fertile but heavier clay loam over clay | ANBG Zone 2 | 763mm |
| 3765 | fertile, moisture-holding silty loam over clay loam | ANBG Zone 1 | 659mm |
| 3766 | fertile, moisture-holding silty loam over clay | ANBG Zone 1 | 761mm |
| 3767 | the ideal free-draining loam over clay | ANBG Zone 1 | 659mm |
| 3770 | fertile, moisture-holding silty loam over clay | ANBG Zone 1 | 761mm |
| 3778 | fertile but heavier clay loam over clay | ANBG Zone 1 | 761mm |
| 3779 | rich, sticky silty clay loam over clay loam | ANBG Zone 1 | 871mm |
| 3782 | rich, sticky silty clay loam over clay | ANBG Zone 2 | 768mm |
| 3785 | fertile but heavier clay loam over clay | ANBG Zone 2 | 763mm |
| 3786 | the ideal free-draining loam over clay loam | ANBG Zone 2 | 763mm |
| 3788 | the ideal free-draining loam over clay loam | ANBG Zone 1 | 761mm |
| 3789 | fertile but heavier clay loam over clay | ANBG Zone 2 | 763mm |
| 3792 | fertile but heavier clay loam over clay | ANBG Zone 2 | 768mm |
| 3793 | rich, sticky silty clay loam over silty clay | ANBG Zone 1 | 761mm |
| 3795 | heavy, moisture-holding clay | ANBG Zone 1 | 761mm |
| 3796 | heavy, moisture-holding clay | ANBG Zone 1 | 761mm |
| 3797 | heavy, moisture-holding clay | ANBG Zone 1 | 761mm |
| 3799 | heavy, moisture-holding clay | ANBG Zone 1 | 761mm |
| 3804 | fertile but heavier clay loam over clay | ANBG Zone 2 | 763mm |
| 3833 | — | ANBG Zone 1 | 761mm |
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