· learn how to grow pennyroyal with expert tips on care , soil, watering, and pest management to enjoy this aromatic, versatile herb in your garden. What is pennyroyal? · pennyroyal (mentha pulegium) is a perennial mint species with a rich history of use as an herbal pest repellent. · while pennyroyals prefer to grow in partial shade, they can tolerate full sun as long as they are watered a little more frequently. Pennyroyals are fairly easy to grow and you typically don’t need to add fertilizer beyond an initial compost when they are planted. Pennyroyal requires full sunlight for optimal growth; · learn how to nurture your pennyroyal plants to their fullest potential, achieving bountiful harvests and a thriving garden. Let’s take a look at what you need to know about growing pennyroyal in your garden. The more sun exposure it receives, the more vigorous its growth. This comprehensive guide dives deep into the world of pennyroyal, exploring its diverse uses in culinary and medicinal applications. · grow pennyroyal successfully with our guide on planting, aggressive spread control, and essential toxicity precautions. Pennyroyal has been used for centuries as an herbal remedy, as well as a way to prevent fleas and gnats in the home. Learn how to grow this plant. · in the next section, we will discuss how to prepare the soil and planting techniques for successful growth of pennyroyal plants.