How to Grow Astilbe Perennial Flower
Perennial Astilbe is a great shade plant with rich, dense foliage and feathery,
summer blooms for your shade garden. Also known as False Spirea and False
Goat's Beard, Astilbe is native to Asia and North America. Astilbe plumes
bloom in June-July. Colors include pink, red, white, purple and peach.
Plants grow 18" to as much as 5 feet. There is a dwarf variety that
grows about 6".
Astilbe looks its best when planted in groups. They look great in a flower
bed, as border edging, or in containers.
Astilbe are commonly propagated by division of their roots. This is best
done in either spring or fall. For best performance of these showy shade
lovers, separate roots every 3-4 years.
Astilbe can also be grown from seed. Sow seeds early in the spring indoors,
or directly into your garden after the weather and soil has warmed in your
How to Grow Astilbe Flowers:
Growing Astilbe is very easy. Astilbe plants prefer partial to full shade.
They need a soft soil, mixed with lots of humus or peat. The soil
must drain well. Water the plants to keep the soil moist, preferably at all
Space plants 12" to 24" apart. They look best when planted in groups.
Astilbe are heavy feeders. In addition to a rich soil, add fertilizer high
in nitrogen, on a regular basis. Mulch around plants to help keep weeds down,
and to retain soil moisture. Mulch will also help to feed the plants as it
These hardy plants will overwinter well. But, a layer of much is still
recommended, especially in the coldest climates.
Insect and Disease:
Astilbe seldom have major problems with insects and disease. If insect or
disease problems occur, treat early with organic or chemical insect repellents