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HomeMy WebLinkAbout20240910 RDA Hamilton 65 Hollidge Hill - Arborist Letter + Report-email sizeAugust 9, 2024 Thomas & Susan Hamilton 65 Hollidge Hill Lane | PO Box 1658 Marstons Mills, MA 02648 RE: American beeches (Fagus grandifolia) at 65 Hollidge Hill Lane, Marstons Mills At the request of the Town of Barnstable Conservation Commission we have compiled a written report on the current status and health of two (2) American beech (Fagus grandifolia) trees located at 65 Hollidge Hill Lane, Marstons Mills, Massachusetts. The included arborist report presents a comprehensive assessment of the conditions of the indicated trees. The evaluation includes an assessment of their overall health and vigor, identification of potential hazards, and recommendations for management and preservation. The information contained within this report is intended to provide the Commission with the necessary data to make informed decisions regarding the protection and management of the tree resource on this property. I have conducted a thorough assessment of the trees in question and have attached a detailed report outlining my findings and recommendations. Thank you for your time and consideration of this matter. Please contact me with any questions or concerns. Sincerely, Ralph Alfieri Owner | Alfieri Tree Care ISA Certified Arborist ⓇNE-7156A | ISA Tree Risk Assessment Qualified (TRAQ) 68B NICOLETTAS WAY | PO BOX 2719 | MASHPEE, MA 02649 OFFICE@ALFIERITREECARE.COM ALFIERITREECARE.COM 774 327 8576 AMERICAN BEECHES (FAGUS GRANDIFOLIA) AT 65 HOLLIDGE HILL LANE, MARSTONS MILLS Site Address:65 Hollidge Hill Lane, Marstons Mills Visit Date:May 30, 2024 Site Description: 65 Hollidge Hill Lane, Marstons Mills, MA (081 | 006 | 027) is a 1.2-acre waterfront property adjacent to Hamblin Pond. The lot has an irregular shape with approximately 115 feet of pond frontage. Despite its proximity to the pond, the entire residential lot is located in FEMA Flood Zone X, an "Area of Minimal Flood Hazard." The house and attached deck is located approximately 100’ from the shorefront. The majority of the southwestern area of the property is located within the Town of Barnstable defined 100-foot buffer zone and within the Conservation jurisdiction. The shorefront approach is a gradual downward slope from the house, leading to a naturalized lawn and sandy area. There is a landscaped fire pit and approximately 9-12 individual feature trees in this area. Site Assessment: Alfieri Tree Care was initially contacted by the property owner at 65 Hollidge Hill Lane on a referral from a neighbor who is an existing client. The neighbor is actively treating a high-value ornamental beech tree on their property for Beech Leaf Disease. First detected in Ohio in 2012, Beech Leaf Disease has rapidly spread throughout the Northeast US and New England. BLD was first detected in Barnstable County in 2022. BLD is caused by a parasitic nematode (Litylenchus crenatae),a microscopic worm that infiltrates the leaf buds and feeds on the leaf tissue. BLD significantly weakens a beech tree’s overall vitality and health, making them susceptible to other pests and diseases. Without chemical intervention, mature beech trees will succumb to the effects of BLD within five to ten years. At 65 Hollidge Hill Lane, two mature American beech trees (fagus grandifolia) are situated within the 100-foot buffer zone. The first tree, “Beech A,” (Exhibit A) has an approximate diameter at breast height (DBH) of 16-18 inches, and is encircled by a raised wood deck. The deck was constructed around the tree, and due to natural growth, the trunk is now in direct contact with the deck. This contact will eventually cause the trunk to girdle and could lead to serious damage. The trunk of Beech A is approximately 5-6’ from the nearest point of the roof’s eave and 8-10’ from the nearest exterior wall. The base and root zone of the Beech A is located below the deck and is surrounded by a rock wall and the foundation of the adjacent residential structure. The deck's coverage of the lower trunk and root zone has also created adverse conditions under the deck, including increased soil compaction, root competition with the deck's foundation, and a higher risk of disease due to the damp, shaded environment. AMERICAN BEECHES (FAGUS GRANDIFOLIA) AT 65 HOLLIDGE HILL LANE Beech A is exhibiting signs of decline, including a sparse canopy with significantly reduced foliage and cupped, distorted leaves with interveinal banding. The tree is also leaning slightly outward, likely due to the uneven weight distribution of the large leaders on the southern side of the tree. Given the evident structural issues, proximity to the house and progression of the BLD symptoms, this tree would not be a viable candidate for treatment or saving. “Beech B,” (Exhibit B) located on the south side of the property, is approximately 20-22” in diameter at breast height (DBH) and is situated 21-23’ from the deck and structure. This tree is also showing signs of decline due to BLD, including a sparse canopy and distorted leaves. A cavity, approximately 3’ up from the base, appears to be the wound of a lost co-dominant stem (likely occurring 5-10 years ago). The cavity is roughly 10” at its widest point, and exhibits decay, excessive moisture and the early stages of rot. Given these structural issues, proximity to the house and the progression of BLD symptoms, Beech B is also not a viable candidate for treatment or saving. While chemical intervention can suppress Beech Leaf Disease, it’s a significant financial investment. Based on current recommendations, the annual cost for foliar applications for both trees would be approximately $2,800-$3,500. Unfortunately, the active ingredient in these applications,fluopyram, is toxic to aquatic organisms and should not be used near water bodies. A recent alternative, a systemic nematicide injection with a 24(c) special needs label, is also cost-prohibitive and may not be effective for trees with advanced symptoms and other signs of decline. AMERICAN BEECHES (FAGUS GRANDIFOLIA) AT 65 HOLLIDGE HILL LANE EXHIBIT A | Beech A Left | Location of tree “in” raised deck, sparse canopy (note foliage on other surrounding trees) Center | Tree position in relation to deck, slight angle of tree Right | Darkened, thick, deformed leaves with interveinal banding EXHIBIT B | Beech B Left | Location of tree in proximity to house Center | Sparse canopy Right | Cavity with visible decay AMERICAN BEECHES (FAGUS GRANDIFOLIA) AT 65 HOLLIDGE HILL LANE