Search results for "spurge laurel"

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What’s Up With Weeds: October

…Scotch thistle (Onopordum acanthium) is a herbaceous biennial that overwinters as rosettes. Flower stalks emerge in June and flowering is in July and August. Spurge laurel (Daphne laureola) is an annual shrub that […]

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Butterfly bush in flower

What’s Up With Weeds: July

…salicaria) is a herbaceous perennial that emerges in May and June. Flowers begin to appear in July. Scotch thistle (Onopordum acanthium) is a herbaceous biennial that overwinters as rosettes. Flower stalks emerge in […]

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Giant Hogweed in flower

What’s Up With Weeds: June

…a herbaceous biennial that overwinters as rosettes. Flower stalks emerge in June and flowering is in July and August. Spurge laurel (Daphne laureola) is an annual shrub that emerges in March and flowers […]

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What’s Up With Weeds: May

…Flowers begin to appear in July. Scotch thistle (Onopordum acanthium) is a herbaceous biennial that overwinters as rosettes. Flower stalks emerge in June and flowering is in July and August. Spurge laurel (Daphne […]

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Clackamas SWCD