United States Edition

False Spirea

Astilbe arendsii

Belonging to the Astilbe genus, False Spirea has a botanical name of Astilbe arendsii. False Spirea grows as a perennial and is a flower / ornamental. Being a perennial plant, it tends to grow best over several years (approx 3 years and greater). False Spirea is known for its bushy habit and growing to a height of approximately 60.0 cm (1.95 feet).

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

How to grow False Spirea

  • Partial Sun

  • High

A partial sun position will ensure your plant thrives and remember to water often. Zone 4 to 9 are typically the USDA Hardiness Zones that are appropriate for this plant (although this can vary based on your microclimate). A soil ph of between 5.6 and 7.5 is ideal for False Spirea as it does best in weakly acidic soil - weakly alkaline soil. Keep in mind when planting that False Spirea is thought of as hardy, so this plant will survive close to or on freezing temperatures.

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

Growing False Spirea from seed

Try to ensure a gap of at least 1.46 feet (45.0 cm) when sowing to prevent overcrowding your seedlings.

Transplanting False Spirea

As False Spirea is hardy, ensure temperatures are mild enough to plant out - wait until after your last frost date to be on the safe side.

Common False Spirea problems

These problems, diseases and pests are known to affect False Spirea plants:

Other names for False Spirea

False Spirea, False Goat's Beard,

Astilbe x ardensii, Astilbe x hybrida, Astilbe Ardensii Group

False Spirea care instructions

How long does False Spirea take to grow?

These estimates for how long False Spirea 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!


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