Privacy Screening Near Horses: Toxic Plants to Avoid & What to Plant Instead

You're in NY, neighbor has horses in corrals ~100 yds away. Existing hemlocks block barn view but not smell. Want fast, full, semi-shade screen. Hemlocks = toxic to horses.

Toxic to Horses (Never Plant Near Them)

• Hemlock, Yew, Oak, Locust, Walnut, Red Maple, Persimmon, Russian Olive.
• Full list: CSU Extension.

Your Hemlocks: Safe at Distance

100 yds + corral containment = low risk. But don't add more.

Real Talk: Plants Won't Stop a Horse

A 1,000-lb animal walks through "wimpy sticks." You need a fence. Electric "hot wire" = $1.50/ft, effective, invisible. Ask neighbor to run it. If they refuse, build your own fence—give them the ugly side.

If You Still Want a Plant Screen (Behind a Fence)

• Tsuga canadensis (Eastern hemlock) – you have it; keep it.
• Ilex × attenuata 'East Palatka' – 50'×15', evergreen, berries (birds only).
• Ilex opaca (American holly) – 50'×25', classic.
• Pinus strobus (Eastern white pine) – fast, tall, soft texture.
• Juniperus virginiana (Eastern red cedar) – tough, dense, bird-friendly.
• Thuja occidentalis (Arborvitae) – 'Green Giant' = 3–5 ft/yr.

Deciduous trees only screen 6 months. Evergreens = year-round.

Build the fence. Plant behind it. Done.