Plant Care late purple aster

late purple aster

About late purple aster

late purple aster is a super rare houseplant 🌿 that is easy to grow and needs regular watering to thrive. They do best in long-lasting, direct light ☀️ and should be less than 1 foot from a window.

late purple aster likes soil that is well draining. Your plant shouldn't need added fertilizers if you repot each time it doubles in size.

late purple aster belongs to the symphyotrichum genus, and is native to the Southeastern United States.


Symphyotrichum patens

Also known as

late purple aster and spreading aster

How to care for late purple aster


How often to water your late purple aster

Water needs for late purple aster
0.5 cups
every 9

late purple aster needs 0.5 cups of water every 9 when it doesn’t get direct sunlight and is potted in a 5" pot located in Chicago, Illinois.

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

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 late purple aster in Chicago, Illinois

Chicago, Illinois

41% Low

Growing late purple aster in Chicago right now

Light needs for plant late purple aster in Chicago, Illinois

Plant growth potential is currently very low 📉

November 27th, 2021

Sunlight intensity as measured by “net radiation” in Chicago is currently very low 📉.

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

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Light needs for plant late purple aster in Chicago, Illinois

Sunlight intensity will decrease by 33.3% ☀️

November 27th, 2021

Chicago is trending towards lower sunlight intensity!

The amount of sunlight in Chicago is expected to decrease by 33.3% over the next 2 weeks to an average of 6.0 megajoules of energy per m2 per …

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Light needs for plant late purple aster in Chicago, Illinois

Daylight will decrease by 1.3 hours 📉

November 27th, 2021

This month, Chicago is getting an average of 7.6 hours of clear sky sunlight per day.

Hours of daylight will decrease by 12.6% over the next two weeks. Your plants will get 9.0 total hours of dayl…

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Finding light for late purple aster in your home

Light needs and placement for plant late purple aster: 1ft from a window
1ft or less from
a window

late purple aster 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 Chicago, Illinois ⛅.

late purple aster does not tolerate low-light 🚫.


How to fertilize late purple aster

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

When to repot late purple aster

Nutrient needs for plant late purple aster in Chicago, Illinois

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

November 25th, 2021

The growing potential in Chicago is very 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 …

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Difficulty Level

late purple aster 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 late purple aster

late purple aster

Greg recommends:


0.5 cups every 9 days


< 1ft from a window


Repot after 2x growth

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

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