A. What you are seeing is what the pistachio industry calls “blanks.” It’s an indication that the tree wasn’t pollinated. Many trees, including pistachios, require both a male and a female tree to ...

The salty-sweet taste of a pistachio is so unique that growing your own pistachio tree (Pistacia vera) is worth the effort if your local climate supports it and you're up for a multi-year project. The ...

Hand pollination is a great way to get your fruit trees to produce better, more abundant harvests. It partly substitutes for natural pollinators, such as bees, butterflies, and birds—which is ...

Q. I have a pistachio tree and lots of pistachios (grow) on the tree, but when I open the shells there is nothing inside, just a tiny bit of seed. I don’t know what’s going on. Can you please advise ...