Seed Swaps

China aster      

Callistephus chinensis

  • 54 plantings
  • 12 for swap
  • 5 wanted
  • 69 stashed

China aster is part of the Callistephus genus. Its scientific name is Callistephus chinensis.

This is a half hardy annual that produces ponpoms of colourful, bright flowers in shades of pink, purple and white in late summer and early autumn

Blooms appear in these approximate colours:   Cerise pink and   Pansy purple and   Cadmium red. When mature, blooms are roughly 8.0 cm (that's 3.12 inches in imperial) in diameter. The mature flowers are of a pompon form. Leaves appear approximately as a   Sea green and   Lincoln green

It is a non-edible flower that typically grows as an annual, which is defined as a plant that matures and completes its lifecycle over the course of a single year.

China aster normally grows with a mound-forming habit to a mature height of 70.0 cm (that's 2.27 feet imperial). This plant tends to bloom in mid summer.

This plant is a great attractor for bees, so if you are looking to attract wildlife China aster is a great choice.

Crego, Opus, Crego Giant Mix, Peony rosa and Giant Princess are some of the most popular varieties of China aster for home gardeners to grow.

China aster is normally quite a low maintenance plant and is normally very easy to grow - great for beginner gardeners!

This plant info is provided by the myfolia gardener's wiki. All details about China aster have been kindly provided by our members.

How to grow China aster

  • Partial Sun

  • Medium

Seed self-sows freely, to prevent dead head immediately after flowers are spent.

Try to plant in a location that enjoys partial sun and remember to water moderately. China aster tends to grow best in a soil ph of between 5.1 and 7.5 meaning it does best in weakly acidic soil - weakly alkaline soil. Keep in mind when planting that China aster is thought of as tender, so it is really important to ensure that the outside temperature is well above freezing before planting or moving outdoors.

See our list of companion Plants for China aster to see which plants you should plant in close proximity to encourage growth.

Growing China aster from seed

Sow seed indoors before last frost. Can also be direct sown after last frost.

Barely cover seed.

Seeds are very prone to dampening off, so be sure to keep air circulation high and keep soil on the dry side, watering from below.

Ensure a seed sowing distance of 8.58 inches (22.0 cm). Soil temperature should be kept higher than 21°C / 70°F to ensure good germination.

By our calculations*, you should look at sowing China aster about 42 days before your last frost date .

Transplanting China aster

Plant out 30 to 35cm apart in early summer after soil has warmed

Ensure that temperatures are mild and all chance of frost has passed before planting out, as China aster is a tender plant.

By our calculations*, you should look at planting out China aster about 7 days after your last frost date.

How long does China aster take to grow?

These estimates for how long China aster takes to sprout, grow and harvest are from real observations from real gardeners, right around the world.

Start logging and journaling your observations to participate!

Days to Germination How long does it take China aster to germinate?
5 days

Average 5 days | Min 3 days | Max 8 days (12)

Days to Transplant How long until I can plant out China aster?
+ 26 days

Average 26 days | Min 24 days | Max 30 days (3)

Days to Maturity How long until China aster is ready for harvest / bloom?
+ 127 days

Average 127 days | Min 127 days | Max 127 days (1)

Total Growing Days How long does it take to grow China aster?
= 158 days

When should I plant China aster?

Our when to plant China aster estimates are relative to your last frost date.

Enter your frost dates and we'll calculate your sowing and planting dates for you!

When to sow The number of days to sow China aster before or after your last frost date.
42 days before Last Frost Date
When to plant out The number of days to plant out China aster before or after your last frost date.
7 days after Last Frost Date

Other names for China aster


Aster chinensis, Aster sinensis

Latest China aster Reviews


China aster Forums

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