Plant Care Decodon


About Decodon

Decodon is a super rare houseplant 🌿 that is isn’t challenging to grow and needs regular watering to thrive. They do best in long-lasting, direct light ☀️ and should be less than 1 foot from a window.

Decodon belongs to the Decodon genus, and is native to Eastern and Central North America.


Decodon verticillatus

Also known as

Decodon, waterwillow and swamp loosestrife

How to care for Decodon


How often to water your Decodon

Water needs for Decodon
0.5 cups
every 9

Decodon needs 0.5 cups of water every 9 when it doesn’t get direct sunlight and is potted in a 5" pot located in Portland, Oregon.

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.

Plant care guide for Decodon in Portland, Oregon

Portland, Oregon

38% Low

Finding light for Decodon in your home

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

Decodon love being close to bright, sunny windows 😎.

Place it less than 1ft from a south-facing window to ensure it receives enough light to survive during this time of reduced sunlight intensity in Portland, Oregon ⛅.

Decodon does not tolerate low-light 🚫.


How to fertilize Decodon

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

Difficulty Level

Decodon 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 Decodon


Greg recommends:


0.5 cups every 9 days


< 1ft from a window


Repot after 2x growth

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

Trending in your area

Similar to Decodon

Discover rare plants

This plant is popular in