On recent ranch trips over the last couple of months to El Mesteño Ranch and Arboretum, I began noticing what seemed to me to be an extremely large amount of cochineal (Dactylopius coccus) on the prickly pear cacti (Opuntia engelmannii var. linderheimeri)—significantly more than I had noted in previous years. Here in deep South Texas, we commonly refer to prickly pear cacti by its Spanish name “nopal.”

Read More

What a spectacular sight!! Each fall millions of monarch butterflies pass through our region on their way to their overwintering grounds in the oyamel fir forests of central Mexico. The following spring these migrants return to the southern tier of states so their offspring and successive generations can fly north to repopulate the summer range. However, it appears the numbers of this majestic butterfly continues to decline each year. One of the reasons for this decline is destruction of the habitat necessary for monarchs to reproduce and to sustain both the species and this migration phenomenon.

Read More