French Lavender Soil Mix Recipe & Potting Calculator

Looking to repot your French Lavender? Using the right soil is critical. Our free calculator provides the exact Lean & Dry Mediterranean Soil recipe and calculates exactly how many liters or quarts of soil you need for your specific pot size.

Lean & Dry Mediterranean Soil

💡 Why: Herbs like Rosemary, Thyme, Lavender, and Oregano originate from rocky, dry climates. If planted in rich, wet potting soil, their roots will suffocate and the plant will wilt.

⚡ Store Shortcut: Mix 1 bag of Cactus/Succulent Soil with 1 bag of standard Potting Soil.
Ideal NPK Ratio
N 1
P 1
K 1
Target pH 6.5 - 7.5
Drainage Speed Very Fast (< 5 seconds)
Min Pot Depth 8 inches

Calculate Your Exact Soil Need

10.4 Liters (9.5 Dry Qts) ~15.6 lbs wet (7.1 kg)