Plant Care Annual Ragweed

Annual Ragweed

Also known as

Roman wormwood, Common ragweed and Low ragweed

Taxonomy

Ambrosia artemisiifolia
Ambrosia
Asteraceae
Asterales

How to care for Annual Ragweed

Water

How often to water your Annual Ragweed

Water needs for Annual Ragweed
0.5 cups
every 9

Annual Ragweed needs 0.5 cups of water every 9 when it doesn’t get direct sunlight and is potted in a 5" pot located in Phoenix, Arizona.

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 Annual Ragweed

Water 0.5 cups every
9

Does your plant get direct sunlight?

Select the pot size

5"
Light

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 Annual Ragweed in Phoenix, Arizona

Phoenix, Arizona

48% Low

Growing Annual Ragweed in Phoenix right now

Light needs for plant Annual Ragweed in Phoenix, Arizona

Plant growth potential is currently medium 👌

February 6th, 2023

Sunlight energy as measured by “net radiation” in Phoenix is currently medium 👌.

The availability of high quality sunlight in your home impacts ability for plants to thrive and is key in determini…

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Light needs for plant Annual Ragweed in Phoenix, Arizona

Sunlight will increase by 33.5% ☀️

February 7th, 2023

Phoenix is trending towards greater sunlight intensity!

The amount of sunlight in Phoenix is expected to increase by 33.5% over the next 2 weeks to an average of 14.0 megajoules of energy per m2 p…

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Light needs for plant Annual Ragweed in Phoenix, Arizona

Daylight will increase by 1.0 hours 📈

February 6th, 2023

This month, Phoenix is getting an average of 9.4 hours of clear sky sunlight per day.

Hours of daylight will increase by 9.7% over the next two weeks. Your plants will get 11.0 total hours of dayl…

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Finding light for Annual Ragweed in your home

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

Annual Ragweed 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 Phoenix, Arizona ⛅.

Annual Ragweed does not tolerate low-light 🚫.

Nutrients

How to fertilize Annual Ragweed

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

When to repot Annual Ragweed

Nutrient needs for plant Annual Ragweed in Phoenix, Arizona

Is this a good time of year to repot? No ⏳

February 3rd, 2023

The growing potential in Phoenix is low 📉.

Repotting in late fall or winter when the day lengths are shorter can be very stressful for a plant and cause it to go into shock.

It's best to repot…

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FAQs
Difficulty Level

Annual Ragweed 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
Toxicity
Soil
Fertilizer
Growth Pattern
Propagation

Care Summary for Annual Ragweed

Annual Ragweed

Annual Ragweed


Greg recommends:

Water

0.5 cups every 9 days

Placement

< 1ft from a window

Nutrients

Repot after 2x growth

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

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