Fraser's Marsh St. John's-wort (Hypericum Fraseri) is a perennial herb in the Hypericaceae family with moderate care difficulty. It requires high watering and full sun or partial shade light in USDA hardiness zones 3-7. This plant is safe for cats and dogs.

Hypericum fraseri, also known as Fraser's Marsh St. John's-wort, is a perennial flowering plant native to northeastern North America, typically found in wet habitats such as bogs, marshes, and fens.

Fraser's Marsh St. John's-wort

Fraser's Marsh St. John's-wort

Hypericum Fraseri

Hypericum fraseri, also known as Fraser's Marsh St. John's-wort, is a perennial flowering plant native to northeastern North America, typically found in wet habitats such as bogs, marshes, and fens.

Quick Facts

Type
herb
Lifecycle
perennial
Care Difficulty
Moderate
Water Needs
High
Light
Full Sun, Partial Shade
Hardiness Zones
3-7

Safety

🐕
Pet Safe
👶
Child Safe
Non-Toxic

Growing Conditions

Soil Types:peaty, silty, loamy
Indoor:No
Outdoor:Yes
Garden Use:groundcover, pollinator support, wetland stabilization

Care Calendar

Monthly care tasks for Fraser's Marsh St. John's-wort

Jan
Prune
Feb
Fertilize
Mar
Repot
Apr
Water+
May
...
Jun
...
Jul
...
Aug
...
Sep
...
Oct
...
Nov
...
Dec
...

Expert Care Tips

Pro tips from botanists and plant experts

Watering Tip

Check soil moisture by inserting your finger 1 inch deep. Water only when the top layer feels dry to prevent overwatering.

Humidity Trick

Group plants together to create...

Growth Hack

Rotate your plant every...

Photo Gallery10+ photos

Fraser's Marsh St. John's-wort
Fraser's Marsh St. John's-wort detail

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Taxonomy

Family:Hypericaceae
Genus:Hypericum