Tree Care Resources

International Society of Arboriculture

According to the International Society of Arboriculture (ISA) website, the ISA “is a worldwide professional organization dedicated to fostering a greater appreciation for trees and to promoting research, technology, and the professional practice of arboriculture.”

The website is designed primarily to provide resources for certified arborists and those persons interested in becoming a certified arborist. However, it has many resources for lay persons, such as databases for finding a certified arborist in your area.

Trees Are Good

Trees Are Good is the consumer tree care website sponsored by the International Society of Arboriculture (ISA). It serves to provide practical tree care information to consumers.

Texas Oak Wilt Information Partnership

According to the The Texas Oak Wilt Information Partnership website, “the Oak Wilt Information Partnership is a collaborative project among the Texas Forest Service, the Forest Health Protection branch of the U.S. Department of Agriculture (USDA) Forest Service, the Central Southwest/Gulf Coast Information Node of NBII housed at the Houston Advanced Research Center, the Texas Chapter of the International Society of Arboriculture, and the Lady Bird Johnson Wildflower Center.

City of Austin – Urban Forestry Tree Preservation & Replenishment

This website is maintained by the City of Austin. It details city regulations and programs concerning trees, in addition to providing resources regarding tree biology and care.

Texas Forest Service

According to the website, the “Texas Forest Service was created in 1915 by the 34th Legislature as an integral part of The Texas A&M University System. It is mandated by law to assume direction of all forest interests and all matters pertaining to forestry within the jurisdiction of the state.”

This website is one of the Texas Forest Services resources dedicated to their mission to “provide statewide leadership to assure the state’s trees, forests and related natural resources are protected and sustained for the benefit of all.”

Soil Sampling Instructions

Note: If we have directed you to this link, check off “routine analysis” on this form unless you were otherwise instructed. More detail is usually not necessary for our purposes. Unless, of course, you’re just interested…

Tissue Sampling Instruction

Note: If we have directed you to this link, find the heading “Sample Collection”, then the subheading “Plant/Tissue Samples”. Gather about 25 leaves as instructed, let them dry for a couple of days, and send them on. You only need to worry about the rinsing and washing instructions if you’ve recently sprayed something onto the leaves.