{"query": "Lettuce — growing reference", "count": 20, "results": [{"id": "card_ref_crop_lettuce", "title": "Lettuce — growing reference", "shelf": "agriculture", "surface": "secular", "snippet": "Lettuce: prefers soil pH 6.0–7.0; botanical family asteraceae (rotate so it does not follow the same family). Verified agronomy reference.", "authority_tier": "reference", "source": "Verified reference — agriculture", "readable": false, "generated": false}, {"id": "card_food_season", "title": "Planting by season — frost dates and timing", "shelf": "agriculture", "surface": "secular", "snippet": "Timing decides the harvest. Learn your average LAST spring frost and FIRST fall frost — the span between is your growing season. COOL-season crops (peas, lettuce, spinach, brassicas, root veg) tolerat", "authority_tier": "reference", "source": "USDA Farmers' Bulletins & extension guidance (U.S. government, public domain)", "readable": false, "generated": false}, {"id": "card_food_survival_garden", "title": "A survival garden — grow calories first", "shelf": "agriculture", "surface": "secular", "snippet": "In a real food crisis, grow CALORIES, then vitamins. Calorie-dense, storable staples that feed a family: potatoes (huge calories per square foot), dried beans (protein that stores for years), winter s", "authority_tier": "reference", "source": "USDA Farmers' Bulletins & extension guidance (U.S. government, public domain)", "readable": false, "generated": false}, {"id": "card_src_taxon_4236", "title": "Lactuca sativa — cultivated lettuce", "shelf": "taxonomy", "surface": "secular", "snippet": "cultivated lettuce (Lactuca sativa) — a species. In the tree of life under Lactuca. Also known as: cultivated lettuce, garden lettuce.", "authority_tier": "reference", "source": "NCBI Taxonomy (public domain)", "readable": false, "generated": false}, {"id": "card_src_food_168431", "title": "Lettuce, Red Leaf, Raw", "shelf": "nutrition", "surface": "secular", "snippet": "Lettuce, red leaf, raw — a food in the USDA FoodData Central reference. Per 100 g: 13 kcal, 1.33 g protein, 0.22 g fat, 2.26 g carbohydrate.", "authority_tier": "reference", "source": "USDA FoodData Central (public domain)", "readable": false, "generated": false}, {"id": "card_src_food_169249", "title": "Lettuce, Green Leaf, Raw", "shelf": "nutrition", "surface": "secular", "snippet": "Lettuce, green leaf, raw — a food in the USDA FoodData Central reference. Per 100 g: 15 kcal, 1.36 g protein, 0.15 g fat, 2.87 g carbohydrate.", "authority_tier": "reference", "source": "USDA FoodData Central (public domain)", "readable": false, "generated": false}, {"id": "card_src_etym_lettuce", "title": "lettuce", "shelf": "etymology", "surface": "secular", "snippet": "lettuce: etymology (Webster 1913) — n.: [OE. letuce, prob. through Old French from some Late Latin derivative of L. lactuca lettuce, which, according to Varro, is fr. lac, lactis, milk, on account of ", "authority_tier": "reference", "source": "Webster's Revised Unabridged Dictionary (1913), Project Gutenberg eBook #29765 — public domain", "readable": true, "generated": false}, {"id": "card_src_food_169247", "title": "Lettuce, Cos Or Romaine, Raw", "shelf": "nutrition", "surface": "secular", "snippet": "Lettuce, cos or romaine, raw — a food in the USDA FoodData Central reference. Per 100 g: 17 kcal, 1.23 g protein, 0.3 g fat, 3.29 g carbohydrate.", "authority_tier": "reference", "source": "USDA FoodData Central (public domain)", "readable": false, "generated": false}, {"id": "card_src_food_169248", "title": "Lettuce, Iceberg (Includes Crisphead Types), Raw", "shelf": "nutrition", "surface": "secular", "snippet": "Lettuce, iceberg (includes crisphead types), raw — a food in the USDA FoodData Central reference. Per 100 g: 14 kcal, 0.9 g protein, 0.14 g fat, 2.97 g carbohydrate.", "authority_tier": "reference", "source": "USDA FoodData Central (public domain)", "readable": false, "generated": false}, {"id": "card_src_food_168429", "title": "Lettuce, Butterhead (Includes Boston And Bibb Types), Raw", "shelf": "nutrition", "surface": "secular", "snippet": "Lettuce, butterhead (includes boston and bibb types), raw — a food in the USDA FoodData Central reference. Per 100 g: 13 kcal, 1.35 g protein, 0.22 g fat, 2.23 g carbohydrate.", "authority_tier": "reference", "source": "USDA FoodData Central (public domain)", "readable": false, "generated": false}, {"id": "card_src_food_170332", "title": "Taco Bell, Original Taco With Beef, Cheese And Lettuce", "shelf": "nutrition", "surface": "secular", "snippet": "TACO BELL, Original Taco with beef, cheese and lettuce — a food in the USDA FoodData Central reference. Per 100 g: 229 kcal, 8.86 g protein, 12.7 g fat, 19.85 g carbohydrate.", "authority_tier": "reference", "source": "USDA FoodData Central (public domain)", "readable": false, "generated": false}, {"id": "card_src_food_170333", "title": "Taco Bell, Soft Taco With Beef, Cheese And Lettuce", "shelf": "nutrition", "surface": "secular", "snippet": "TACO BELL, Soft Taco with beef, cheese and lettuce — a food in the USDA FoodData Central reference. Per 100 g: 206 kcal, 9.25 g protein, 9.75 g fat, 20.23 g carbohydrate.", "authority_tier": "reference", "source": "USDA FoodData Central (public domain)", "readable": false, "generated": false}, {"id": "card_src_food_170732", "title": "Taco Bell, Soft Taco With Chicken, Cheese And Lettuce", "shelf": "nutrition", "surface": "secular", "snippet": "TACO BELL, Soft Taco with chicken, cheese and lettuce — a food in the USDA FoodData Central reference. Per 100 g: 189 kcal, 13.3 g protein, 6.35 g fat, 19.69 g carbohydrate.", "authority_tier": "reference", "source": "USDA FoodData Central (public domain)", "readable": false, "generated": false}, {"id": "card_src_food_170763", "title": "Fast Foods, Taco With Beef, Cheese And Lettuce, Soft", "shelf": "nutrition", "surface": "secular", "snippet": "Fast foods, taco with beef, cheese and lettuce, soft — a food in the USDA FoodData Central reference. Per 100 g: 206 kcal, 9.25 g protein, 9.75 g fat, 20.23 g carbohydrate.", "authority_tier": "reference", "source": "USDA FoodData Central (public domain)", "readable": false, "generated": false}, {"id": "card_src_food_170764", "title": "Fast Foods, Taco With Chicken, Lettuce And Cheese, Soft", "shelf": "nutrition", "surface": "secular", "snippet": "Fast foods, taco with chicken, lettuce and cheese, soft — a food in the USDA FoodData Central reference. Per 100 g: 189 kcal, 13.3 g protein, 6.35 g fat, 19.69 g carbohydrate.", "authority_tier": "reference", "source": "USDA FoodData Central (public domain)", "readable": false, "generated": false}, {"id": "card_src_food_167658", "title": "Restaurant, Mexican, Soft Taco With Ground Beef, Cheese And Lettuce", "shelf": "nutrition", "surface": "secular", "snippet": "Restaurant, Mexican, soft taco with ground beef, cheese and lettuce — a food in the USDA FoodData Central reference. Per 100 g: 219 kcal, 12.56 g protein, 10.81 g fat, 17.92 g carbohydrate.", "authority_tier": "reference", "source": "USDA FoodData Central (public domain)", "readable": false, "generated": false}, {"id": "card_src_food_170312", "title": "Subway, B.L.T. Sub On White Bread With Bacon, Lettuce And Tomato", "shelf": "nutrition", "surface": "secular", "snippet": "SUBWAY, B.L.T. sub on white bread with bacon, lettuce and tomato — a food in the USDA FoodData Central reference. Per 100 g: 205 kcal, 10.06 g protein, 6.41 g fat, 26.66 g carbohydrate.", "authority_tier": "reference", "source": "USDA FoodData Central (public domain)", "readable": false, "generated": false}, {"id": "card_src_food_170316", "title": "Subway, Tuna Sub On White Bread With Lettuce And Tomato", "shelf": "nutrition", "surface": "secular", "snippet": "SUBWAY, tuna sub on white bread with lettuce and tomato — a food in the USDA FoodData Central reference. Per 100 g: 221 kcal, 12.33 g protein, 12.04 g fat, 15.95 g carbohydrate.", "authority_tier": "reference", "source": "USDA FoodData Central (public domain)", "readable": false, "generated": false}, {"id": "card_src_food_170318", "title": "Fast Foods, Crispy Chicken Filet Sandwich, With Lettuce And Mayonnaise", "shelf": "nutrition", "surface": "secular", "snippet": "Fast Foods, crispy chicken filet sandwich, with lettuce and mayonnaise — a food in the USDA FoodData Central reference. Per 100 g: 276 kcal, 10.94 g protein, 13.59 g fat, 27.4 g carbohydrate.", "authority_tier": "reference", "source": "USDA FoodData Central (public domain)", "readable": false, "generated": false}, {"id": "card_src_food_170689", "title": "Fast Foods, Taco With Beef, Cheese And Lettuce, Hard Shell", "shelf": "nutrition", "surface": "secular", "snippet": "Fast foods, taco with beef, cheese and lettuce, hard shell — a food in the USDA FoodData Central reference. Per 100 g: 226 kcal, 8.86 g protein, 12.7 g fat, 19.85 g carbohydrate.", "authority_tier": "reference", "source": "USDA FoodData Central (public domain)", "readable": false, "generated": false}], "house": {"door": "FIND", "kind": "cards", "trail": "results", "seal": null, "next_step": {"do": "open the top card", "door": "FIND", "tool": "card_get", "params": {"id": "card_ref_crop_lettuce"}}, "ends": "a verdict or a card · the trail · a seal · one next step"}}