• Watch the creation of a mandala!

    Watch the creation of the garden mandala at the arboretum’s Arbor Day celebration here!

  • Read about our Arbor Day Celebration

    Service dogs, a skunk and a Wallaby mother and baby were among the highlights of the annual Arbor Day Celebration at the Cora Hartshorn Arboretum and Bird Sanctuary. Read the full article and view pictures here Click here for more pictures and information about the event  

  • Earth Day this Sunday

    Celebrate earth day by joining a guided hike at 11am, 1pm or 3pm. Bring your cameras to the 1pm tour which will be co-led by a photography specialist to help you take professional pictures! Suggested donations of $5 for members and $10 for non members Pre-register here Walk ins also

  • Sprouts and Turtle Tots Registartion

    Last chance to register for spring Arboretum sprouts, a weekly parent child class, and Turtle Tots, a drop off program for preschoolers. For more information click here.

  • CHA Fundraiser

    Fundraiser Benefiting the Arboretum Friday, April 27th 7:30pm Come for a night of music and drinks! Featuring the indie band Marry The Sea and microbrews by the Czig Meister Craft Brewery. Price: $15 per person Register HERE

  • Spring Break Camp

    Spring Break is just around the corner, sign your kids up for one day of camp or the the whole week! Learn more by clicking HERE.  

  • Happy Birthday Cora!

    Wishing our founder, Miss Cora L. Hartshorn, a happy 145th birthday! How appropriate that a lady so fond of wildflowers should have been born at the turn of the spring season. We are proud to carry her passion for conservation into the future. (Cora Lousie Hartshorn, April 21, 1873-October 17,

  • Registration Open for Holi Festival at CHA

    2nd Annual Holi Festival Sunday, March 4th 12:00-2:00 pm or 3:00-5:00 pm Join the Arboretum and the Indian American Association of Millburn and Short Hills as we welcome spring with a celebration of colors, music, and fresh air.  Get ready for spring with traditional dances and performances, hikes, and more!  Refreshments

  • Families celebrate the Year of the Dog in Short Hills- The Item of Millburn

    A light rain did not dampen a celebration of the Year of the Dog at the Cora Hartshorn Arboretum and Bird Sanctuary in Short Hills earlier this month. During the Lunar New Year celebration held on Saturday, Feb. 10, guests were treated to a lion dance, snacks, teas, crafts, storytelling

  • Lunar New Year Celebrated at the Cora Hartshorn Arboretum- TAPinto.net

    MILLBURN, NJ – Drizzly skies did not dampen the festive celebration of the Year of the Dog at theLunar New Year Celebration held on Saturday, February 10, 2018 at the Cora Hartshorn Arboretum and Bird Sanctuary in Short Hills. Guests were treated to the traditional Lion Dance, snacks and teas, crafts,