Varieties pollinated by insects, wind, or other natural means, producing seeds that grow true to the parent plant. Allows seed saving. Includes all heirloom varieties. Contrast with F1 hybrids.
Open-pollinated plants have been cultivated for generations and are pollinated by natural means rather than controlled breeding. When you save seeds from open-pollinated varieties, the next generation maintains the same characteristics as the parent plant, making them economical and sustainable for Australian home gardeners. This is particularly valuable in our variable climate, as you can select plants that perform well in your specific zone and propagate those proven performers.
Many heirloom and heritage vegetable varieties available at Bunnings and specialist seed suppliers are open-pollinated. Tomatoes, beans, lettuce, and pumpkins are excellent open-pollinated choices for Australian gardens across all climate zones. In tropical and subtropical regions (Zones 10-12), open-pollinated crops like okra and yard-long beans thrive and produce viable seeds readily. For cooler southern regions (Zones 7-9), heritage peas and beans perform reliably through autumn and winter.
To successfully save open-pollinated seeds, allow mature plants to fully develop their seeds before harvest. Keep different varieties of the same species separated to prevent cross-pollination. Store dried seeds in cool, dry conditions. Open-pollinated varieties often show more genetic diversity within a plant type, meaning individual plants may vary slightly, but all will remain true to the variety's essential characteristics and are well-suited to Australian growing conditions.