Watering Houseplants Part 1: Pick Them Up

Probably the most frequently asked question I get asked when people find out about my interest in plants relates to the watering of houseplants. Specifically, people want to know what I call "the houseplant numbers"-meaning they want to know how many cups of water they should give their houseplants per week. Unfortunately houseplants don't operate on our schedules and they don't understand liquid measurements.