To help your lilac flourish in Victoria, BC, focusing on proper care and maintenance techniques tailored to the local climate and soil conditions is essential. Here are six ways to ensure your lilac not only survives but thrives:

1. Maximize Sun Exposure: Ensure your lilac is planted in a location where it receives at least 6 hours of direct sunlight daily. Sunlight is crucial for the plant's energy production and overall health, directly impacting its blooming potential. If necessary, trim surrounding vegetation to reduce shade and allow more light to reach your lilac.
2. Improve Soil Conditions: Test your soil to determine its pH and nutrient levels. Lilacs prefer slightly alkaline soil with a pH between 6.5 and 7. If your soil is too acidic, consider adding garden lime to adjust the pH level. Enhance your soil's fertility and drainage by incorporating compost or well-rotted manure, especially if your garden has heavy clay or sandy soil.
3. Water Wisely: Water your lilac deeply but infrequently to encourage strong root growth. The goal is to maintain moist but not waterlogged soil. Reduce watering frequency once the plant is established, typically requiring only supplemental watering during prolonged dry periods. Overwatering can lead to root rot, so ensure good drainage around the planting area.
4. Prune Properly: Prune your lilac immediately after its blooming period ends, usually in early summer. Remove spent blooms and any dead or crossing branches to encourage air circulation and light penetration within the plant. This not only maintains its shape but also promotes vigorous growth and blooming for the next season.
5. Monitor for Pests and Diseases: Keep an eye out for common lilac pests and diseases, such as powdery mildew, scale insects, and lilac borers. Implement appropriate cultural or chemical controls at the first sign of trouble to prevent them from becoming a significant issue. Maintaining healthy growth conditions is the best defense against pests and diseases.
6. Fertilize Appropriately: Lilacs generally do not require a lot of fertilizer, especially if you're amending the soil with compost annually. However, a light application of a balanced, slow-release fertilizer in early spring can support healthy growth and blooming. Avoid high-nitrogen fertilizers, as they can promote leaf growth at the expense of flowers.

By following these guidelines and giving your lilac the attention it needs, you can enjoy its fragrant blooms and lush growth in the beautiful setting of Victoria, BC.