| 11. | It is a herbaceous perennial plant growing to 30 60 cm tall.
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| 12. | It is a perennial plant woodland wildflower native to eastern North America.
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| 13. | Wasabi, or wasabia japonica, is a perennial plant from the cruciferous family.
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| 14. | Your perennial plants will appreciate a little winter blanket that you provide.
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| 15. | It is a grey-leaved herbaceous perennial plant, and grows to tall.
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| 16. | This perennial plant produces a clump of herbage up to tall.
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| 17. | They are perennial plants growing from a fibrous corm, roughly spherical in shape.
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| 18. | Vanilla ( in center ) _ Cured pod of a creeping perennial plant.
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| 19. | They are vigorous perennial plants with rough, handsome, deep green foliage.
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| 20. | You want your perennial plants to start drifting off into plant hibernation now.
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