Plant Care Tithonia Rotundifolia

Tithonia Rotundifolia

Also known as

Mexican sunflower, Mexican sunflower and Red sunflower


Tithonia rotundifolia

How to care for Tithonia Rotundifolia


How often to water your Tithonia Rotundifolia

Water needs for Tithonia Rotundifolia
0.5 cups
every 9

Tithonia Rotundifolia needs 0.5 cups of water every 9 when it doesn’t get direct sunlight and is potted in a 5" pot located in Tampa, Florida.

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 Tithonia Rotundifolia

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 Tithonia Rotundifolia in Tampa, Florida

Tampa, Florida

59% Medium

Growing Tithonia Rotundifolia in Tampa right now

Light needs for plant Tithonia Rotundifolia in Tampa, Florida

Plant growth potential is currently medium 👌

December 1st, 2021

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

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

Read more

Light needs for plant Tithonia Rotundifolia in Tampa, Florida

Sunlight intensity will decrease by 17.9% ☀️

December 2nd, 2021

Tampa is trending towards lower sunlight intensity!

The amount of sunlight in Tampa is expected to decrease by 17.9% over the next 2 weeks to an average of 10.7 megajoules of energy per m2 per day…

Read more

Light needs for plant Tithonia Rotundifolia in Tampa, Florida

Daylight will decrease by 0.7 hours 📉

December 1st, 2021

This month, Tampa is getting an average of 9.0 hours of clear sky sunlight per day.

Hours of daylight will decrease by 6.2% over the next two weeks. Your plants will get 10.2 total hours of daylig…

Read more

Finding light for Mexican sunflower in your home

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

Tithonia Rotundifolia love being close to bright, sunny windows 😎.

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

Tithonia Rotundifolia does not tolerate low light 🚫.

Tampa, Florida currently has medium levels of sunlight intensity, you can help this plant grow by treating it to ample light ☀️.


How to fertilize Tithonia Rotundifolia

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

Difficulty Level

Tithonia Rotundifolia is generally considered an easy-to-care-for plant and makes a great choice for beginners!

Water Needs
Sunlight Needs
Growth Pattern
Growing Outdoors

Care Summary for Tithonia Rotundifolia

Tithonia Rotundifolia

Tithonia Rotundifolia

Greg recommends:


0.5 cups every 9 days


< 1ft from a window


Repot after 2x growth

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

Trending in your area

Similar to Tithonia Rotundifolia

Discover rare plants

This plant is popular in