Plant Care Ambrosia Artemisiifolia

Ambrosia Artemisiifolia

Also known as

Annual Ragweed, Annual Ragweed, Roman wormwood, Common ragweed and Low ragweed


Ambrosia artemisiifolia

How to care for Ambrosia Artemisiifolia


How often to water your Ambrosia Artemisiifolia

Water needs for Ambrosia Artemisiifolia
0.5 cups
every 9

Ambrosia Artemisiifolia 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 Ambrosia Artemisiifolia

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 Annual Ragweed in your home

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

Ambrosia Artemisiifolia love being close to bright, sunny windows 😎.

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

Ambrosia Artemisiifolia does not tolerate low-light 🚫.

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


How to fertilize Ambrosia Artemisiifolia

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

Difficulty Level

Ambrosia Artemisiifolia can be challenging to care for, according to some plant parents. Check out the reviews down below to learn from their experiences!

Water Needs
Sunlight Needs
Growth Pattern

Care Summary for Ambrosia Artemisiifolia

Ambrosia Artemisiifolia

Ambrosia Artemisiifolia

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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