Fast-growing and vibrantly beautiful, garden lettuce begs to be planted repeatedly for as long as cool spring weather lasts. Gardeners can grow a huge range of colorful varieties that are seldom seen in stores, but we do have limitations. Two types of lettuce – big icebergs and tall romaines – can be difficult to grow because hot weather arrives before they reach perfection.
Yet good garden lettuce does not lack crunch. Two English heirloom varieties that should be on every gardener’s life list include ‘Little Gem’, a miniature Romaine with a cute, upright growth habit, and ‘Tom Thumb,’ a baby butterhead that has been pleasing gardeners for more than 150 years. Many Americans would add ‘Buttercrunch’ to this list, because like Tom Thumb, ‘Buttercrunch’ delivers the perfect marriage of crisp ribs and buttery leaves in a compact, nutritious package.
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