Somewhat tender plants like roses and crape myrtle can handle the intense desert heat and sunlight if they are growing in soil amended with organics and the soil is covered with mulch that rots or decomposes. Roses and crape myrtle will struggle after a few years when planted in soils covered by rock
Bob Morris is a horticulture expert and professor emeritus of the University of Nevada, Las Vegas. Visit his blog at xtremehorticulture.blogspot.com.
Tomatoes stop setting fruit when air temperatures stay consistently above 95 degrees. The tomatoes that set earlier continue to grow and mature when it stays hot. If the air temperature drops below 95 for a couple of days, new flowers will again set fruit.
California or Mexican fan palms can make a mess in the yard. But date palms are different. Male date palms are less messy than female date palms.
Plant landscape trees in wet soil and keep plant roots wet during planting. The soil should stay wet for the first couple of days while these plants are getting established.
This is the time of year that leaf-footed plant bugs increase in numbers and infest your fruit trees and your vegetable garden. Cordless hand vacuum cleaners work great for sucking them up.
Crop rotation has been around for more than 150 years as a good management technique for reducing disease and fertilizer problems, whether you grow a small number of plants or large numbers.
Q: The top ring of sago palmfronds died after I transplanted it but remain on the plant. I left this brown ring of fronds around the crown of the plant and it looks like new growth coming from the center is OK. Should I trim off the dead fronds without disturbing the crown or just let them fall off?