Plant Care Garden dahlia

Garden dahlia

Also known as



Dahlia pinnata

How to care for Garden dahlia


How often to water your Garden dahlia

Water needs for Garden dahlia
0.5 cups
every 9

Garden dahlia needs 0.5 cups of water every 9 when it doesn’t get direct sunlight and is potted in a 5" pot located in Pittsburgh, Pennsylvania.

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 Garden dahlia

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 Garden dahlia in Pittsburgh, Pennsylvania

Pittsburgh, Pennsylvania

39% Low

Growing Garden dahlia in Pittsburgh right now

Light needs for plant Garden dahlia in Pittsburgh, Pennsylvania

Plant growth potential is currently very low 📉

December 2nd, 2021

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

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

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Light needs for plant Garden dahlia in Pittsburgh, Pennsylvania

Sunlight intensity will decrease by 26% ☀️

December 7th, 2021

Pittsburgh is trending towards lower sunlight intensity!

The amount of sunlight in Pittsburgh is expected to decrease by 26% over the next 2 weeks to an average of 6.3 megajoules of energy per m2

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Light needs for plant Garden dahlia in Pittsburgh, Pennsylvania

Daylight will decrease by 0.9 hours 📉

December 6th, 2021

This month, Pittsburgh is getting an average of 7.5 hours of clear sky sunlight per day.

Hours of daylight will decrease by 9.4% over the next two weeks. Your plants will get 9.1 total hours of da…

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Finding light for Garden dahlia in your home

Light needs and placement for plant Garden dahlia: 1ft from a window
1ft or less from
a window

Garden dahlia 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 Pittsburgh, Pennsylvania ⛅.

Garden dahlia does not tolerate low-light 🚫.


How to fertilize Garden dahlia

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

When to repot Garden dahlia

Nutrient needs for plant Garden dahlia in Pittsburgh, Pennsylvania

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

December 6th, 2021

The growing potential in Pittsburgh 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 …

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Water Needs
Sunlight Needs
Growing Outdoors

Care Summary for Garden dahlia

Garden dahlia

Garden dahlia

Greg recommends:


0.5 cups every 9 days


< 1ft from a window


Repot after 2x growth

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

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