Lavender (Lavandula angustifolia) attracts several useful nectar and larvae feeding insects to your cannabis garden. Effective natural repellent for fleas, ticks, mice. Their breathtaking purple flower spears produce a perennial aromatic aroma. Gardeners prize lavender for its soothing fragrance, attractive blooms and pleasing foliage. Lavender is a heat-tolerant plant that thrives in sunny and dry conditions and can grow up to 60cm tall, making them the perfect backdrop to your companion plant garden. Consider edging your cannabis garden with this beneficial plant.