Plant Care Dwarf St. Johnswort

Dwarf St. Johnswort

About Dwarf St. Johnswort

Dwarf St. Johnswort is a super rare houseplant 🌿 that needs regular watering to thrive. They do best in long-lasting, direct light ☀️ and should be less than 1 foot from a window.

Dwarf St. Johnswort likes soil that is well draining. Your plant shouldn't need added fertilizers if you repot each time it doubles in size.


Hypericum mutilum

Also known as

dwarf St. John's-wort, slender St. John's-wort, small Canadian St. John's-wort and small-flowered St. John's-wort

How to care for Dwarf St. Johnswort


How often to water your Dwarf St. Johnswort

Water needs for Dwarf St. Johnswort
0.5 cups
every 9

Dwarf St. Johnswort needs 0.5 cups of water every 9 when it doesn’t get direct sunlight and is potted in a 5" pot.

Use our water calculator to personalize watering recommendations to your environment or download Greg for more advanced recommendations for all of your plants.

Water 0.5 cups every

Does your plant get direct sunlight?

Select the pot size


Check the growing potential in your area

A plant's growing potential is determined from its location, the time of year, and current local weather.

Select a city to check sunlight intensity

Finding light for Dwarf St. Johnswort in your home

Light needs and placement for plant Dwarf St. Johnswort: 1ft from a window
1ft or less from
a window

Dwarf St. Johnswort love being close to bright, sunny windows 😎.

Place it less than 1ft from a south-facing window to maximize the potential for growth.

Dwarf St. Johnswort does not tolerate low-light 🚫.

Select your region to see how the current weather in your area affects the placement of Dwarf St. Johnswort in your home 🏡.


How to fertilize Dwarf St. Johnswort

Nutrient, fertilizer, and repotting needs for Dwarf St. Johnswort: repot after 2X growth

Most potting soils come with ample nutrients which plants use to produce new growth.

By the time your plant has depleted the nutrients in its soil it’s likely grown enough to need a larger pot anyway.

To replenish this plant's nutrients, repot your Dwarf St. Johnswort after it doubles in size or once a year—whichever comes first.

Water Needs
Sunlight Needs
Growth Pattern

Care Summary for Dwarf St. Johnswort

Dwarf St. Johnswort

Greg recommends:


0.5 cups every 9 days


< 1ft from a window


Repot after 2x growth

Based on the 4” pot your plant is in, and that it doesn’t get direct sunlight.

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