Perennials: Are asters invasive?, 1 by pirl
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In reply to: Are asters invasive?
Forum: Perennials
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pirl wrote: Ours spread only by runners and, though we don't clip them back in time to prevent seeding, I don't think they grow from seeds for us. One plant kept taking over too much territory within a garden so we moved it to the top of the sod pile (from making the vegetable garden) and it can spread all it wants but can't go that far. From a distance it looks like a tremendous blue blooming shrub in October. |