Secrets to Stunning Gardenias Save this post and share with a fellow garden lover 1. Decode the Yellow Leaves Older leaves turning yellow? That's a magnesium or nitrogen deficiency. Younger leaves yellowing ( What Type of Pot Should I Put My Houseplant In? Homestead Gardens, Inc. 5 Gallon Nursery Pots Tall 5 Gallon Grow Pots for Plants HTG Supply gardening, flower pot, parsley, plant care, tending of plants, flower pots, persilies Stock Photo Alamy Raya White Mid Century Modern Indoor Metal Pot Planter with 3 Leg Metal Base 13 inch H x 10.25 inch W