Plant Care Coastal Ragweed

Coastal Ragweed

Also known as

Altamisa de playa and Bay tansy

Taxonomy

Ambrosia hispida
Ambrosia
Asteraceae
Asterales

How to care for Coastal Ragweed

Water

How often to water your Coastal Ragweed

Water needs for Coastal Ragweed
0.5 cups
every 9

Coastal Ragweed 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
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.

Select a city to check sunlight intensity

Finding light for Coastal Ragweed in your home

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

Coastal Ragweed love being close to bright, sunny windows 😎.

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

Coastal Ragweed does not tolerate low-light 🚫.

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

Nutrients

How to fertilize Coastal Ragweed

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

FAQs
Water Needs
Sunlight Needs
Toxicity
Soil
Fertilizer

Care Summary for Coastal Ragweed

Coastal Ragweed


Greg recommends:

Water

0.5 cups every 9 days

Placement

< 1ft from a window

Nutrients

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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