The Carolina cherry laurel, Prunus caroliniana, produces berries that are toxic to humans, dogs and livestock but safe for birds. English laurel, Prunus laurocerasus, and mountain laurel, Kalmia latifolia, are also toxic... More »

Mountain laurel and other laurels of the genus Kalmia have poisonous leaves, as does cherry laurel, a common garden shrub of the genus Prunus. Bay laurel is not closely related to either of these plants and is a source o... More »

Rogue Valley Gardener recommends pruning an English laurel in early to mid-spring to encourage new growth. For mature English laurels that require control to prevent overgrowth, prune in the spring and again in the mid-s... More »

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Holly berries are poisonous to both humans and pets. A child who consumes just a couple of holly berries may not experience any problems, but prolonged vomiting, nausea and diarrhea can occur when more than three berries... More »

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Hawthorn berries are not directly poisonous, but there are certain circumstances in which they can have adverse effects. The seeds in Hawthorn berries contain a compound called amygdalin, which is cyanide bonded with sug... More »

Some shrubs with poisonous berries are the Daphne, Japanese yew, bitter nightshade and English holly. These bushes produce berries that are attractive to birds, ensuring seed propagation. However, these berries are toxic... More »

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According to the National Capital Poison Center, begonias are not toxic to humans. However, begonias, especially their tubers, are highly poisonous to household pets, such as dogs and cats. More »