Publications
La restauración ecológica basada en semillas es un enfoque utilizado para revegetar hábitats dañados y perturbados mediante la dispersión de semillas con la expectativa de que ocurra la germinación y las plantas se establezcan y prosperen.
Las plantas crecen mejor en climas a los que están más adaptadas. Conocer la zona climática de una ubicación es uno de los factores para cultivar con éxito plantas al aire libre.
The modern cultivated tomato originated from wild relatives in the mountainous regions of South America. It was in pre-Columbian Mexico that the tomato was domesticated before being taken to Spain as an ornamental plant.
Having the correct name for a plant is important. A name is key to finding information about a plant from the internet or reference books. Is the plant native to Arizona? Is it toxic? Can it withstand freezing? How big can it grow?
La jardinería en el desierto presenta una serie de desafíos que incluyen: suelos pobres, altas temperaturas, sol intenso, poca humedad y vientos frecuentes.
¿Qué es el compost?
In Southern Arizona we are fortunate to be able to grow a wide variety of herbs year-round.
Pollinators depend upon floral resources for their pollen and nectar. Nectar provides pollinators energy while pollen provides them proteins, nutrients, and lipids.
A terrarium (plural: terraria or terrariums) is an enclosed or mostly-enclosed growing environment for plants. A terrarium encloses an environment with high humidity and moist soil. Terraria are useful in Arizona’s arid environment where the air is dry indoors and outdoors.
Las pelotas de semillas (también conocidas como bolas de semillas o bombas de semillas) son estructuras típicamente hechas de arcilla, abono, agua y semillas (pero pueden incluir gran variedad de ingredientes como tierra, polvo de rocas, arena para gatos, granos de café, pimienta de cayena, arena
To overcome challenges associated with gardening and restoration in arid landscapes, many techniques have been developed, including the strategic placement of irrigation lines, the application of mulch, and the improved selection of plant species and varieties.
En el condado de Maricopa se puede cultivar con éxito casi todo tipo de hortalizas y frutas si se seleccionan las variedades adecuadas y se plantan en el momento adecuado. El clima, la estación del año y las posibles plagas influyen en la selección sobre qué plantar y cuándo.
Usted no necesita acceso a un terreno para crear un jardín. Si se cumplen ciertas condiciones, usted puede cultivar plantas en contenedores o macetas en espacios muy pequeños.
Adeniums are popular as ornamental container plants. They combine a succulent growth habit and a wide selection of colorful flower forms. The name “desert rose” is often applied to adeniums. The name of the genus Adenium can double as a common name which avoids confusion with true roses grown
Saguaro cacti (Carnegiea gigantea) are easy to cultivate in most of southern Arizona where they are native. They are very well suited for xeriscape plantings in southern Arizona desert regions and are commonly planted in urban landscapes in Phoenix and Tucson.
The saguaro cactus (Carnegiea gigantea) is an iconic symbol of Arizona and the greater American Southwest. The saguaro flower is Arizona’s State Flower. Silhouettes of saguaro appear on the standard Arizona automobile license plate.
Water is essential for citrus trees (or for any plant) because it is an integral component of the biochemical reactions that occur within the plant. Water is also important because it is the carrier that moves plant nutrients and other substances throughout the tree.
Desert gardening presents a host of challenges including: poor soils, high temperatures, intense sun, low humidity, and frequent winds.
Drought and heat conditions are becoming more common in the southwestern United States with below average annual rainfall, highly variable local and regional rainfall patterns, and warmer than normal temperatures.
This publication explains how climate zones can assist in selecting appropriate plant material for different locations in Arizona. Climate zone maps include the USDA Hardiness Zone Map, the American Horticulture Society Heat Zone Map, and the Sunset climate zones.
Planting or transplanting a cactus can appear challenging. Most landscape cacti are spiny. Larger cacti are heavy and tall specimens are awkward to balance. Using the following techniques, cacti can be moved and planted with minimal hazard to plant and planter.
la hoja y avanza hasta que toda la hoja se marchita. Por último, las hojas se caen. Las flores y después las frutas también se caerán. Todo el árbol se marchita si el agua no se suministra por mucho tiempo.
The grass-like purple nutsedge (Cyperus rotundus) is a problem weed in agricultural crops, residential and commercial landscapes, and in turfgrasses on golf courses, sports fields, and home lawns (Figure 1). Both purple and yellow (C.
There are two distinct growing seasons in Yuma. The first, extending from September through February, when the sun is low and the days are short, is ideal for growing cool season crops.
Tree experts, known as arborists, provide a variety of services to help you care for the valuable investment you have made in your trees.
Huanglongbing (Chinese for yellow dragon disease or yellow shoot disease, abbreviated as HLB) also known as citrus greening, is a lethal, fast-spreading bacterial disease of citrus. HLB is the worst disease of citrus trees worldwide. HLB was first described in China in the early 1900s.
Arizona residents who live in the desert valleys with its surrounding mountains (sometimes called “sky islands”) are a fortunate bunch. Biodiversity of plants and animals throughout our state is among the best anywhere on earth.
Seed pellets encapsulate seeds in a mixture (often clay, and nutrient-rich organic matter such as compost, humus, or charcoal) that will potentially reduce predation by insects and rodents while allowing for increased water retention and seed-soil contact.
Maricopa County is a wonderful place to garden. Almost any type of vegetable or fruit can be grown successfully provided one chooses appropriate varieties and plants at the right time.
Based upon original work by: Lucy Bradley and Kai Umeda; April 1998
La jardinería de vegetales puede resultar divertido y proporcionar alimentos frescos deliciosos de alto valor nutritivo. Cuidar y trabajar con las plantas puede dar otra dimensión de alegría a la vida y crear una conciencia del maravilloso mundo de la naturaleza.
Arizona Agricultural Pesticide Applicator Training Manual for Certification and Continuing Education
This manual reviews basic information on pests, pesticides, and safety. It is important to realize that pesticide application should be only a part of an overall integrated pest management (IPM) plan. Hopefully, this information will help you become a safe and conscientious certified applicator
Production of specialty crops such as vegetables, herbs, berries, and ornamental crops can be started on a small acreage and over time expand to a commercial farm.
Riparian ecosystems are found in the transition between aquatic and adjacent terrestrial ecosystems where unique vegetative communities can occur due to free water at or near the soil surface.
The plants on this list represent plants less likely to be eaten by javelina. Reviewed 10/2016. Originally published 2001.
A description of the multiple hand tools commonly used to measure energy output of solar photovoltaic (PV) silicon-type modules.
Growers of organic produce in the Southwestern United States face many challenges, including variation in water and temperature, and exposure to insects and disease.
The University of Arizona Master Gardener Manual is available for purchase through the University of Arizona Book Store.
- Purchase Here!
- Price $55
Many areas that use agricultural and environmental science for management and planning – ecosystem conservation, crop and livestock systems, water resources, forestry and wildland fire management, urban horticulture – often need historical records of daily weather for activities that range from
Training and pruning newly-planted deciduous fruit trees is one of the most important steps in developing trees with a strong framework (scaffold branches).
Growing table grapes is fun and easy because they do well in most soils and are suited to Arizona’s diverse climate. Choosing a site with full sunlight, selecting the right variety, and caring for the vines properly will produce tasty fruit.
Ten carefully taken steps will produce many enjoyable moments and an abundant harvest of fresh vegetables during much of the year. The ten steps are: 1) Select a good location. 2) Plan your garden layout. 3) Grow recommended varieties. 4) Obtain good seed, plants, equipment and supplies.
Revised 02/2015. Originally published 09/2007.
This paper discusses dry bulb onion water use in Central Arizona. Graphs are shown illustrating the relationship between crop water use and Heat Units After Planting (HUAP) and calender days after planting.
Revised 10/2014. Originally published 01/2009.
Phenology: Using Phenology as a Tool for Education, Research, and Understanding Environmental Change
This publication will help home gardeners grow figs. It includes cultural care as well as pest management.
Climatic conditions in the southeastern and northeastern parts of the state with elevations above 4,000 feet as well as parts of central Arizona with elevations from 5,000 to 6,000 feet are excellent for the production of a variety of small fruit.
Animal manures are an excellent source of nitrogen and phosphorus, and can be used to replace manufactured fertilizers in organic agricultural production. Manure has been used to supply plant nutrients and organic matter to the soil and as a method of animal waste disposal for centuries.
This publication describes growth habit and characteristics of mesquite and palo verde trees for the urban landscape. Culture and problems are discussed.
Revised 4/2012. Originally published: 2003.
Planting Guidelines; Container Trees and Shrubs (1998) Plant Selection and Selecting your Plants (2000) Selecting, Planting and Caring for Landscape Trees (DVD and VHS (2003); Originally published: 2006
This slide set with accompanying notes is intended to educate profesisonals in the nursery and landscape trade and lay people interested in proper horticultural practices related to selecting, planting and staking trees.
Diagnosing Home Citrus Problems includes information on all the commonly encountered dooryard citrus problems encountered in Arizona. Problems/disorders are grouped into three categories: problems with fruit, problems with leaves, and problems with stems, branches and entire tree.
In the arid Southwest, rainfall is scarce and evapotranspiration rates are high. Only natives and some desert-adapted plants can live on 10 or 11 inches of annual rainfall.
This publication contains an overview of the different types of roses, a chart with name, color, ARS rateing, fragrance, flower and foliage description, and growth habit. Also contains planting guidelines
For optimum fruit production in the low desert, choose deciduous fruit tree varieties that have low “chilling requirements,” early maturing fruit, and are self pollinating.
Arid urban environment increases the potential insect problems in shrubs and trees. Urban stress conditions include extreme temperatures, salty irrigation water, and heavy soils. Further, many trees and shrubs available in nurseries are not adapted to these arid climates.