Woolly dutchman's pipe offers two main varieties: 1. A. t. 'Silver Surfer' with silver-veined leaves and 2. A. t. 'Golden Fleece' with golden-hued foliage. When choosing baby plants, go for the ones having vibrant green leaves and strong stems. Make sure the roots are well-developed and not root-bound. For seeds, select plump, firm ones with no signs of mold or damage. Look for good suppliers with fresh seeds. When getting seedlings, check for pests or diseases. It's recommended to buy from nurseries focusing on native plants for better quality promise. Do complete research on the needs of each variety before deciding. Some varieties of biennials like foxglove and hollyhocks perform best when sown early. Wait until after the final spring frost to transplant them. They form foliage the first year and flower the next. Give them rich soil amended with compost. Space them 12-18 inches apart. Keep them evenly moist and feed monthly. Stake tall varieties.
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