Petroselinum crispum (Curly Leaf Parsley) Parsley is a versatile herb, spice, and vegetable, native to the Mediterranean and naturalized throughout Europe. Triple Curled variety is particularly noted for its exceptional appearance and flavor. Plant spacing: 1 foot apart. It is a biennial in mild climates but is often grown as an annual. Plant Characteristics: Pest Resistance: Excellent Disease Resistance: Excellent Drought Tolerance: Poor Heat Tolerance: Fair Humidity Tolerance: Excellent Sun Tolerance: Good Wet Soil Tolerance: Poor Shade Tolerance: Good No Spray: Excellent Salt Tolerance: Poor Fresh for Kids: Good Deer Resistance: Good Soil Type: Fertile Edible Part: Leaf This information is accurate to the best of our knowledge. Comments and feedback are always welcome.