FL2070A - Red Box Polyanthemos
Commonly known as silver dollar gum, Red Box Polyanthemos is popularly used as a filler in fresh and dried arrangements. Native to Eastern Australia, aromatic leaves are green to blue-grey on both sides. Plant in large containers that can be moved indoors during the winter, or provide protection from frost if plants remain outdoors. Hardiness zones 9-11.
- AKA silver dollar gum.
- Used in fresh and dried arrangements.
- Hardiness zones 9-11.
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How To Grow
This would-be gum tree is usually grown as an annual. It’s peculiar round leaves are the perfect grey-blue colour to add contrast to cut flower bouquets. With enough protection from winter extremes, it will grow to 7m (22′) tall. Here are some tips on how to grow Eucalyptus from seeds:
Latin
Eucalyptus cinerea
Family: Myrtaceae
Difficulty
Easy
Season & Zone
Exposure: Full sun
Zone: 8-10
Timing
Sow indoors 10-12 weeks before the last frost date. That’s January-ish on the coast. Germination should occur in 14-21 days.
Starting
Lightly cover the seeds and keep moist and warm until germination. At 10-13cm (4-5″), transplant on to a container if keeping indoors. Or transplant outdoors once night time temperatures are consistently above 10°C (50°F).
Growing
Plant in full sun in well drained, moderately rich soil. This Eucalypt can be grown in a container as an indoor houseplant and pruned to a compact size. Outdoors, take branches as needed for floral displays. They can also be dried or preserved with glycerin.
