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Look out for these plants toxic to fish

By: Garden Gate staff
Use this comprehensive list to avoid poisoning your underwater friends.

Some plants contain chemicals that are toxic to fish. The fruit, leaves, bark or other parts of the plant that fall into the water can have fatal results. Check out the list below so you know what to avoid.

Plant Name Toxic Parts
Angel's trumpet (Datura spp.) All parts
Azalea (Rhododendron spp.) All parts
Black walnut (Juglans nigra) All parts
Bleeding heart (Dicentra spp.) Leaves, roots
Caladium (Caladium spp.) All parts
Castor bean (Ricinus communis) Seeds, leaves
Chokecherry/Cherry (Prunus spp.) All Parts
Climbing nightshade (Solanum dulcamara) All Parts
Daphne (Daphne spp.) Berries
Flowering tobacco (Nicotiana alata) Leaves
Foxglove (Digitalis spp.) All parts
Holly (Ilex spp.) Berries
Horsechestnut (Aesculus spp.) Nuts, twigs
Jack-in-the-pulpit (Arisaema spp.) All Parts
Jasmine (Jasminum spp.) Berries
Juniper (Juniperus virginiana) All parts
Larkspur (Consolida ajacis) All parts
Lily-of-the-valley (Convallaria majalis) All Parts
Mockorange (Philadelphus hybrids) Fruit
Monkshood (Aconitum spp.) All parts
Morning glory (Ipomoea spp.) All Parts
Peony (Paeonia spp.) All Parts
Pinks (Dianthus spp.) All Parts
Ponderosa pine (Pinus ponderosa) Sap
Red maple (Acer rubrum) Leaves
Snapdragon (Antirrhinum spp.) All Parts
Sweet pea, everlasting pea (Lathyrus spp.) Seeds, fruits
Tomato (Lycopersicon esculentum) Foliage, stems
White snakeroot (Eupatorium rugosum) All Parts
Wisteria (Wisteria spp.) All Parts
Yew (Taxus spp.) All parts

If you want to learn more about Ponds, check out our article How to get rid of algae in your garden pond

Published: May 2, 2012

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