Tithonia Rotundifolia
Also known as
Mexican Sunflower, Mexican Sunflower and Red sunflower
Taxonomy
Tithonia rotundifolia
Tithonia
Asteraceae
Asterales
How to care for Tithonia Rotundifolia
Water
How often to water your Tithonia Rotundifolia
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 Orlando, Florida.
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
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.
Orlando, Florida
60% Medium
Finding light for Mexican Sunflower in your home
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 🚫.
Orlando, Florida currently has medium levels of sunlight intensity, you can help this plant grow by treating it to ample light ☀️.
Nutrients
How to fertilize Tithonia Rotundifolia
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.
FAQs
Tithonia Rotundifolia is generally considered an easy-to-care-for plant and makes a great choice for beginners!
Water Needs
Tithonia Rotundifolia prefers for the soil to dry out between waterings and should be watered regularly. Use our water calculator to personalize watering recommendations to your environment or download Greg for more advanced recommendations for all of your plants.
Sunlight Needs
Tithonia Rotundifolia requires abundant, bright and direct light. Place it less than one foot from a window to ensure it receives enough light to survive 💪. Select your region to see how the current weather in your area affects the placement in your home 🏡.
Toxicity
Greg does not have confirmed data on this plant’s toxicity. If you, a family member, or a pet consumes plant material of unknown toxicity, it’s always best to consult a medical professional.
If you or someone else ingested this plant, call Poison Control at US (800) 222-1222. If a pet consumed this plant, contact your veterinarian or the ASPCA at US (888) 426-4435.
Soil
Tithonia Rotundifolia does best in well-draining soil. A good soil will contain lots of organic matter such as coco coir as well as perlite or vermiculite to help with drainage. Adding a handful of perlite to regular store-bought potting soil should do the trick!
Fertilizer
Tithonia Rotundifolia is a fast growing plant and may deplete the nutrients in its soil over time. Replenish them with a gentle organic fertilizer or compost every 1-2 months depending on your location and season. Fertilize more often during the growing season and in warmer and brighter climates.
Growth Pattern
Tithonia Rotundifolia grows vertically and new growth will emerge from the top of the plant.
Growing Outdoors
USDA Hardiness Zone
Tithonia Rotundifolia can be grown outdoors in USDA Hardiness Zones 2a-11b. Find your local hardiness zone here.
Care Summary for Tithonia Rotundifolia
Tithonia Rotundifolia
Greg recommends:
Water
0.5 cups every 9 days
Placement
< 1ft from a window
Nutrients
Repot after 2x growth
Based on your location in Orlando, Florida, the 4” pot your plant is in, and that it doesn’t get direct sunlight.
