jon_picker

//jon_picker

About jon_picker

I have been working in the arboriculture industry since the late 90's when I started as a tree climbing arborist with my father's business - Picker Tree Experts. I am now a director of 3 arboriculture companies registered in Hong Kong and serving the Asian region. My personal career goals are: Further research and development of the arboriculture industry in Asia Educating others in arboriculture Building a sustainable business that will allow me to continue working with my passion (trees) for the foreseeable future.

Why California’s Ancient Sequoia ‘Tunnel Tree’ Toppled

By | 2017-01-10T20:50:52+00:00 January 10th, 2017|Tree Failure News|

Visitors pose beneath Pioneer Cabin, a famous sequoia tree in California, in 1899. The opening in its trunk was large enough for a four-horse stage-coach to drive through. On Sunday, the tree was felled by winter weather. PHOTOGRAPH BY BENJAMIN LLOYD SINGLEY, THE NEW YORK PUBLIC LIBRARY

SOURCE: National Geographic

By Becky Little, 09/01/2017

An iconic living […]

“The Coolest Jobs on the Earth” series by Redbull TV –

By | 2016-12-24T12:36:30+00:00 December 22nd, 2016|ATP Company, Tree Climbing|

“What it means to be an arborist”

Jon Picker & ATP had the enjoyable opportunity to be involved with the filming of a documentary about arborists and tree climbing.  The documentary focuses on the daily work of climbing arborist Will Koomjian.  Filming takes place in Oregon USA and Hong Kong.  Will has worked with ATP since […]

Contractors abandon tree felling job after dramatic showdown with Lamma environmentalist

By | 2017-01-04T19:51:14+00:00 December 22nd, 2016|Hong Kong Tree News|

NEWS SOURCE: Hong Kong Free Press, 22/12/2016

A Lamma Island resident staged a dramatic protest against the felling of a tree in Sha Po New Village on Thursday, causing contractors to abandon the project as she refused to leave the scene.

The district councillor for the area has said the tree has to be chopped down […]

Arboriculture training advisory established in Hong Kong

By | 2016-12-22T00:12:31+00:00 December 22nd, 2016|Hong Kong Tree News|

The Arboriculture & Horticulture Industry Training Advisory Committee under the Qualifications Framework will be established tomorrow, the Education Bureau announced today.

Victor Man has been appointed as the chairperson of the committee. Twenty-two members have been appointed, comprising employers and representatives of trade associations, professional bodies and labour unions, and representatives of the Education Bureau and […]

Hong Kong to get new country park, protection for incense trees and horseshoe crabs

By | 2016-12-22T18:44:10+00:00 December 21st, 2016|Hong Kong Tree News|

Some 67 measures are included in a long-awaited blueprint on biological diversity and conservation in the city over the next five years.

Released yesterday, it also takes forward the designation of Robin’s Nest, near the border town of Sha Tau Kok, as the city’s 25th country park.

Furthermore, it proposes a threatened species list and pledges to […]

2016 09 Tree Failure in Yuen Long

By | 2016-12-21T22:34:12+00:00 December 19th, 2016|Tree Failure News, Trees & Termites|

A tree failure occurred in a park in Yuen Long in September 2016.  “white ant s” (termites) were noted at the point of tree failure.  This is an example of when subterranean termites such as Coptotermes formosanus attack a tree from below the ground.  They usually are not visible from outside the tree – all […]

Perina nuda

By | 2016-12-21T22:33:09+00:00 December 19th, 2016|Trees & Insects|

Perina nuda, Banyan Tussock Moth

The insects are medium-sized moths.

Global distribution

Indian Subregion, Nepal, China, Japan (Wang et al., 1982a; Peng & Liu, 1992; Kishida, 1993d; Wang, 1993; page 350 Holloway, 1999). H.K. distribution: widespread. H.K. status: common in woodland, shrubland, also recorded in mangroves, reedbeds and grassland; multivoltine, […]

Anoplophora glabripennis

By | 2016-12-21T22:30:35+00:00 December 19th, 2016|Trees & Insects|

Anoplophora glabripennis, Asia longhorn beetle

Host and distribution

The most destructive non-native insect attacking US trees in the Asian longhorn beetle Anoplophora glabripennis. As with the closely related Citrus longhorn beetle (A. chinensis), A. glabripennis attacks a wide range of Asian, North American and European tree species (esp. maples, chestnuts, sycamores and poplars). Asian longhorn originated from China, […]