7 Practical Ways to Apply Castor Oil for Hair Growth

A little structure goes a long way. If you’re wondering how to apply castor oil for hair growth step by step, the short answer is this: use small amounts, focus on the scalp, and build a routine you can repeat. Below, you’ll find seven practical methods—hot oil, overnight masking, pre-shampoo sealing, diluted scalp massage, precise dropper work at the hairline, smart coordination with minoxidil or serums, and a simple patch test—plus a weekly schedule you can actually keep.