May May is usually hot and dry , which is stressful to new plantings.
Tender growth is susceptible to wilt when water is scarce.
Large-leafed plants, such as clerodendrum, croton and datura, are among the first to show water stress in the garden. Base your watering schedule on grass and leaves . Your garden will tell you when to water. Prune any branches or foliage that are blocking irrigation. Reliable rains should resume in June.