Veronica gentianoides, commonly known as Gentian Speedwell or the Gentian-leaved Speedwell, is indeed a charming perennial that can add beauty to your garden. Here are some more details about its care and cultivation:

1. Botanical Features:
   • Foliage: Dense mat of thick, dark green foliage.
   • Flowers: Tall spires of light blue flowers appear in early summer.
   • Attracts: Bees are attracted to the flowers.
   • Placement: Well-suited for the front of mixed herbaceous borders, especially in cottage garden schemes.
2. Cultivation:
   • Soil: Requires moist but well-drained soil. Ensure good drainage to prevent waterlogging.
   • Light: Thrives in full sun to partial shade. It’s adaptable to different light conditions.
   • Watering: Keep the soil consistently moist, especially during dry periods.
   • Pruning: After the flowering period, cut back the flower spikes. This not only tidies up the plant but can also encourage a second flush of blooms in some cases.
3. Companion Planting:
   • Other Perennials: Planting it among other perennials can enhance the overall aesthetic of the garden. Consider companions with similar sunlight and moisture requirements.
4. Maintenance:
   • Mulching: Applying a layer of mulch around the plants can help retain soil moisture and suppress weeds.
   • Division: If the plant becomes too dense or overgrown, consider dividing it every few years to rejuvenate and maintain vigor.
5. Attracting Pollinators:
   • The presence of bees is not only beneficial for the Veronica gentianoides but also contributes to the pollination of surrounding plants.
6. Seasonal Considerations:
   • Flowering Time: Early summer is the main flowering period.
   • Winter Care: Depending on your climate, providing a layer of mulch in late fall can help protect the plant during winter.