But with over 500 avocado varieties in existence, why has the Hass avocado dominated the market and built an avocado empire while the others barely get a mention? The answer lies in a perfect ...

The Luna can both cross-pollinate with Hass avocado trees and has marketable fruit. I f the two types are planted together in a field, Focht said, growers wouldn’t lose that 10% to 11% of the crop.

Since Hass dominates the market, it also controls the orchards. Hass trees take up a majority of avocado farmland, but they still require trees of other varieties to pollinate.

The Hass is a good variety for Northern California, but it’s not the only cold-hardy avocado we can grow here. You could replace the tree with other varieties such as the Bacon, the Big Mup, the ...

Q. We planted a Hass avocado tree in our backyard about 10 years ago. The tree is now about 15 feet tall, and seems very healthy. It produces many large avocados each year, but they do not ripen ...

DEAR GARDEN COACH >> We have a Hass avocado tree that’s loaded with fruit for the first time. We put some in a brown bag with bananas, but they are not ripening. How will we know when to pick them?

Hi, Garden Coach: We have a Haas avocado tree that’s loaded with fruit for the first time. We put some in a brown bag with bananas, but they are not ripening. How will we know when to pick them?

Nearly 20 years before Rudolph Hass decided against uprooting the tree that would bear his name, ‘Fuerte’ became the first standard bearer of the avocado industry when, in an Altadena nursery ...

This week our SoCal Garden Clinic turns to problematic avocado trees: Question from reader Steven Klein of Malibu: In November 2011, I planted a 3-gallon Lamb Hass avocado tree on a slope with ...