Desert Horticulture

Desert Horticulture
Desert Horticulture is as unique to horticulture as the desert to other environments. Growing plants in the desert is part science and part art. The science must be “tweeked” to grow plants successfully here. This podcast takes questions from listener

Planting Landscapes During the Heat
Sep 18 • 50 min
This episode discusses how to plant landscape plants during the heat and some of the problems that occur when this happens. The best of times for planting landscapes is in the early spring and early fall months when temperatures are cooler. Planting…
Summer Heat and Plants
Sep 17 • 42 min
Sometimes the summer heat can be brutal on plants. Was it just the heat or was there something else at work? All this and more on this episode of Desert Horticulture.
Mineral Fertilizers
Jul 4 • 44 min
Plants don’t care where their nutrients come from. Its not the source of the nutrients that is the problem. Toxicities arise in fertilizers when and how it is manufactured or mined. That is not to say that so-called organic fertilizers are blameless and…
Growing Roses in the Desert
Jun 21 • 44 min
Roses like the desert environment if they are treated well. Learn how its done.
What HOA’s Need to Know About Minimizing Costs and Maintaining Attractive Landscapes
Jun 21 • 32 min
Learn some basic rules to use when converting an HOA landscape to one that saves money and is still attractive.
Fruit Removal: a Management Process Called Thinning
May 21 • 19 min
Thinning, of fruit removal, works on some fruit trees but not others. Learn which ones and why.
Bottle Trees, Spider Mites and Plant Yellowing in the Desert
May 20 • 44 min
Bottle trees, spider mites and plant yellowing are three of the most common problems of plants growing int he desert.
What To Do After a Rain
Mar 3 • 22 min
I would like to see you do three things to your landscape the day after a rain in the desert; make sure your irrigation applications are away from cement and steel structures, inspect your landscape and fruit trees and shrubs for borer activity and take…
Prevent Early Peach Flowering, Identify Landscape Plants and Miniature Peach Trees
Feb 27 • 15 min
Are you frustrated that during the last few years early spring freezes eliminated your peach crop? Want to learn what plants are growing in your yard to take better care of them? Want to know how to prune a miniature or genetic dwarf peach tree? Learn…
Desert Landscape Design vs Xeriscape
Feb 27 • 39 min
Have you ever wondered how desert landscapes should differ from landscapes in wetter climates? Desert landscapes must endure hotter and drier weather and they require a whole new set of plants. We will learn why desert landscaping and landscape design…
Irrigation and Desert Plant Water Use, Part 2.
Feb 25 • 38 min
This second episode discusses how to implement water conservation measures in desert landscape irrigation practices. Specifically it discusses how desert irrigation systems should be divided (valved) separately for the type of plants used (xeric vs…
Growing Jujube in the Desert: An Interview with Rafael Evangelista
Feb 25 • 43 min
Jujube (Ziziphus jujuba) has been grown in China for 4000 years as a fruit. It tolerates a wide range of climates including our dry, harsh desert. In this interview with Rafael for Desert Horticulture, learn how this tree has been cultivated in our…
Irrigation and Desert Plant Water Use Part 1
Feb 20 • 32 min
Learn how desert plants should be irrigated differently from non-desert plants and why.
Verticillium Wilt in Desert Willow, Improving Soil Mixes, and Managing Palo Verde versus Crepe Myrtle
Jan 17 • 21 min
Verticillium wilt on Desert Willow, why add soil amendments like rock dust or perlite to soil mixes. What are the benefits? Compare planting and managing Palo Verde with crepe myrtle.
Bartlett Pears, Winter Planting a Pomegranate, and Controlling White Flies
Jan 16 • 21 min
Growing pears in the Mojave Desert, when the plant pomegranate, and what to look for regarding whiteflies and the damage they create.
Why Wait until January to Prune Fruit Trees?
Jan 12 • 19 min
Pruning can be done 12 months of the year if you know what you doing. You don’t have to wait until winter to do many of the pruning cuts.
Talk to Your Plants
Nov 26, 2019 • 26 min
Plants will talk to you if you are willing to listen. Learn how and what to do on this episode of Desert Horticulture.
Selecting Fruit Trees from the Grow Organic Catalog
Nov 14, 2019 • 51 min
Exploring the Grow Organic fruit tree catalog sent out in the Fall of 2019 for the 2010 planting year.
How to Grow Excellent Vegetables Successfully
Nov 10, 2019 • 25 min
High quality vegetable production is no different from growing the same vegetables anywhere in the country. The difference is in WHEN.
Italian Cypress Browning and What To Do About It
Nov 8, 2019 • 31 min
Italian cypress can be the right choice for some landscapes and they can turn into big problems in the wrong ones.
Whats Wrong with my Roses?
Oct 29, 2019 • 27 min
Roses grow beautifully 8 months of the year in the desert. Learn how to select and grow roses even in the hottest locations.
Protect Your Plants from Fall Freezes Now!
Oct 29, 2019 • 9 min
Unexpected Fall freezing temps can cause havoc to unaware plants.
Fix Your Landscape
Sep 13, 2019 • 31 min
Learn the basics of what a home landscape and some of the common reasons they stop working for people.
Maintaining a Lawn in the Desert
Sep 3, 2019 • 30 min
Lawns are difficult to maintain in the desert. If you don’t establish it the right way in the beginning it will be that much more difficult later. This episode describes the importance of irrigation for desert lawns and learning how to do it right,…
Starting a Lawn in the Desert
Sep 3, 2019 • 33 min
Lawns are sometimes inferred to be the scourge the desert environment. But they are sometimes necessary. Learn when they should be considered, where they should be located, designed and installed as an integral part of a desert landscape.
Producing Tomatoes in the Fall
Aug 21, 2019 • 14 min
Learn how to produce tomatoes in the Fall in the Mojave Desert by shearing existing plants or starting new plants from seed.
Why Fertilizers Aren’t Working
Aug 14, 2019 • 39 min
To get the best fertilizer performance in desert soils the organics in the soil should match the plants growing in them. Learn how to match your plants with their need for fertilizer when growing in desert soils.
Grasshopper Invasion, Cicada Killer Wasps are Short-lived, Whats Better than a Fruit Salad Tree?
Aug 7, 2019 • 18 min
This episode discusses the recent grasshopper invasion in Las Vegas, why cicada wasps are not that big of a deal unless you want it to be and why you might think twice about a fruit salad tree.
Controlling Aphids in Landscape Trees, Using Drip Tubing to Irrigate Trees, Managing Shrubs that Don’t Belong Here
Aug 7, 2019 • 35 min
Controlling aphids in trees, using drip tubing for irrigating landscape trees and growing shrubs in the desert that are best suited for cold climates
How to Water Plants in the Desert
Jul 25, 2019 • 37 min
Irrigation, apply water, Mojave Desert, landscape, fruit trees and vegetables
Growing Tomatoes in the Desert
Jul 24, 2019 • 33 min
Growing tomatoes in the desert is not easy. Of all the vegetables in the tomato family (peppers, eggplant, potato) probably tomatoes are the most difficult. Listen to the podcast and get some pointers on growing tomatoes here if you are just starting…
Leaffooted Plant Bug, Weed Control, Horsetail Control, Twisted Myrtles and Ants in Figs
Jul 18, 2019 • 22 min
Leaffooted plant bug, controlling weeds, horsetail in the landscape, and ants in fig trees.
Importance of rotating your vegetables, leaf drop on apricot and bacterial leaf spot of tomato
Jul 18, 2019 • 26 min
Crop rotation in raised beds, leaf drop of apricot again and bacterial leaf spot of tomato.
Asparagus Failing, Dwarf Southern Magnolia Leaf Drop and Apricot Leaf Drop
Jul 11, 2019 • 23 min
Join me in this episode to learn why recently planted asparagus didn’t survive, white dwarf Southern Magnolia dropped its leaves and an apricot that came out beautifully in the spring suddenly lost half of its leaves on one side of the tree. Explore…
Converting to a Mojave Desert Landscape, Planting Plants in Containers, Cactus Pad Propagation and Soil
Jul 10, 2019 • 21 min
This episode discusses the reality of converting a residential landscape to all Mojave Desert plants with no irrigation, success planting landscape plants in the ground still in their containers and starting new cacti from pads and the condition of the…
Pines as landscape trees, water droplets on grapes, transplanting cholla and wildflowers, protecting cactus from the sun, pollenizer for jujube.
Jul 10, 2019 • 26 min
Pine trees for the desert, water droplets on grape leaves, transplanting cholla and wildflowers, sun damage to cacti, pollenizer for jujube.
Grape Leaf Skeletonizer, Birds, Yellow Bottlebrush and Importance of Shade
Jul 3, 2019 • 43 min
Grape Pests, Bird Control, Fix Yellow Bottlebrush and the skinny about shade
How to Perform a Jar Test of Your Landscape Soil
Apr 21, 2019 • 26 min
Learn how to perform HR soil test of the soil in your landscape. This helps determine how to water and fertilize plants.
Yellow plants, transplanting sago palm and transplanting rosemary into containers
Apr 21, 2019 • 34 min
Yellow plants in desert soils, transplanting Sago Palm and transplanting rosemary into containers.
Yellow leaves and fertilizers, saquaro black spot, pruning bougainvillea and fruit tree selection
Apr 21, 2019 • 24 min
Yellowing leaves on fruit trees, black spots on so world cactus, pruning bougainvillea and where to get some of the fruit trees I recommend for the desert.
Selecting the Best Almond Tree
Apr 2, 2019 • 15 min
Know which almond trees are best for backyard and small scale almond production.
Selecting the Best Apples and Pears
Apr 1, 2019 • 22 min
Select the best varieties of apples and pears for our desert climate.
Selecting the Best Apricot and Plum
Mar 31, 2019 • 17 min
Learn the best varieties to select and grow in apricots, aprium, plums and pluots in the desert.
Pick the Best Nectarine and Peach Tree
Mar 30, 2019 • 19 min
Tips on which varieties of nectarine and peach taste best when grown in a desert climate.
Planting Tomato in Cool Soil, Use Pheromone Traps, Making Raisins, Planting Ornamental Plum and Poor Grape Production
Mar 13, 2019 • 37 min
Learn why grape management can outperform a fertilizer, how to use pheromone traps for your fruit trees, planting timing may be more important than what the plant is doing and making raisins in our desert heat and low humidity.
Which Grapes to Plant, Why Western Redbud, Control Bermudagrass, Cover ‘dem Plants
Mar 12, 2019 • 25 min
Grapes, some redbuds are better, control Bermudagrass and row crop covers and freezing weather.
Make Soil Warmer for Planting, Snow on Flowering Apricot, Lousy Fruit Production, Fuji Apple Not Flowering, Planting Mimosa in the Same Hole
Mar 10, 2019 • 36 min
Winter transition to spring is tough on plants. Learn what you can do to help them in this transition.
Pruning Grapes in the Desert
Feb 17, 2019 • 25 min
Pruning grapes in the desert is similar to pruning them elsewhere with a few differences.
Dormant oil, repairing damage to limbs, sunscald to trees
Feb 16, 2019 • 37 min
How to use dormant oil, repairing limb damage and suscald to sunburned trees.
Spring Freeze Damage and Plants
Feb 12, 2019 • 28 min
Spring freeze damage to plants in the desert.
Pruning Fruit Trees
Feb 2, 2019 • 34 min
Desert Horticulture discussion about the concepts important to successfully prune fruit trees.
Fertilizers, compost and iron
Jan 25, 2019 • 42 min
Fertilizers, compost and iron for plants growing in the desert.
Bosc pear, winter irrigations, water softener and yellow bottlebrush
Jan 21, 2019 • 32 min
Learn why Bosc pear trees may not produce while in the desert, some irrigation things you didn’t know, the problem with water softeners and plants and how to irrigate – correctly.
Citrus, Landscape Fabric and Getting Rid of a Lawn
Jan 13, 2019 • 25 min
Discussion about why citrus may not produce fruit in some cases whether it is a late freeze or when it is put in a new environment. Landscape fabrics are supposed to control weeds. But applied in the wrong way it may not work. Some say lawns don’t belong…
Fertilizer injectors, container dirt, potting soil and Santa Rosa plum
Jan 13, 2019 • 27 min
Learn why fertillizer injectors might be good in some situations. But container soils are finnky and handle them with care. Garden soils have lots of life in them and Santa Rosa plum is a good all around plum for now and in the future. Learn why.