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You can collect most any seed, but I recommend starting with easy-to-save kinds like sunflower (Helianthus divaricatus), Zone 3-8, or hollyhock (Alcea rugosa), Zone 4-8, and those whose seed is ...
You can discontinue the fungicide when hot weather arrives, usually by June. One hollyhock species, Alcea rugosa, has a good degree of resistance to rust. Its flowers are a bright shade of pastel ...
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How to Grow Hollyhocks (Alcea) in Your Flower GardenMost plants we grow are hybrids of Alcea rosea, which are short lived perennials or biennials. Biennial plants produce foliage in the first year; flower and set seed in the second year.
"I grow plants from seed from Chiltern, in the U.K. I like the chocolate-colored Digitalis parviflora and the yellow hollyhock with fig-like leaves, Alcea rugosa. It is more resistant to rust than ...
I also like single-flowered forms and always try to grow the soft-lemon species Alcea rugosa (available from Chiltern Seeds). Hollyhocks are short-lived perennials for well-drained soil and full ...
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