Sometimes potting soil becomes so dry that it repels water. See two steps for rehydrating "hydrophobic" potting soil.

Plants can change colors when they are stressed by their environment, like getting too much intense light. Watch this Leaf Tip to see how a philodendron ‘Prince of Orange’ responded to one week of an intense grow light.

Air plants will thrive when they feel at home, so it is important to understand and mimic their native habitat.