Pépinière Saint-Nicolas, also known as PSN3, is a Quebec nursery based in Saint-Nicolas, Lévis, with more than 60 years of experience in ornamental horticulture. The business is recognized for offering high-quality plants selected to suit the local climate, along with attentive customer service. Its range includes trees, shrubs, conifers and cedars, with options for a variety of green spaces and planting needs.

The nursery provides professional planting services for trees, hedges and shrubs, backed by a guarantee that covers replacement if plants fail to take root. Other services include delivery, tree pruning and arboriculture, removal of diseased or high-risk trees, and stump extraction. The team can also help with selective digging, root trimming and garden-bed work. PSN3 shares practical guidance on choosing and planting trees, including advice about climate zones, sunlight, soil moisture, planting seasons, preparation and watering. Customers can contact the team for recommendations and product information. Visits to the nursery are by appointment only.