China aster is part of the Callistephus genus. Its scientific name is Callistephus chinensis. It is a 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 to a mature height of 70.0 cm (that's 2.27 feet imperial). This plant tends to bloom in mid summer. Crego, Opus, Crego Giant Mix, Lilliput Blue Moon, and Comet Mixed are some of the most popular varieties of China aster for home gardeners to grow.
This plant info is provided by the myfolia gardener's wiki. All details about China aster have been kindly provided by our members.
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.
Sow seed indoors before last frost. Can also be direct sown after last frost.
Barely cover seed.
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.
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.
By our calculations*, you should look at sowing China aster about 42 days before your last frost date .
By our calculations*, you should look at planting out China aster about 7 days after your last frost date.
These plants have been known to grow well alongside China aster so consider planting:
These plants will not grow well with China aster so avoid planting these within close proximity:
These problems, diseases and pests are known to affect China aster plants:
Aster chinensis, Aster sinensis
China aster care instructions
How long does China aster take to grow?
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!