Plant Care Dog Fennel

Dog Fennel

Also known as



Eupatorium capillifolium

How to care for Dog Fennel


How often to water your Dog Fennel

Water needs for Dog Fennel
0.5 cups
every 9

Dog Fennel 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.

Calculate water needs of Dog Fennel

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 Dog Fennel in your home

Light needs and placement for plant Dog Fennel: 1ft from a window
1ft or less from
a window

Dog Fennel love being close to bright, sunny windows 😎.

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

Dog Fennel does not tolerate low-light 🚫.

Select your region to see how the current weather in your area affects the placement of Dog Fennel in your home 🏡.


How to fertilize Dog Fennel

Nutrient, fertilizer, and repotting needs for Dog Fennel: 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 Dog Fennel after it doubles in size or once a year—whichever comes first.

Difficulty Level

Dog Fennel is generally easy to care for, though some plant parents report facing challenges with growing it. Check out the reviews down below to read more about their experiences!

Water Needs
Sunlight Needs
Growth Pattern
Growing Outdoors

Care Summary for Dog Fennel

Dog Fennel

Dog Fennel

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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