With night temperatures finally at reasonable levels for tender vegetables, it should be safe to plant squash and tomatoes in most gardens. I am still holding my cucumbers and melons in pots for a little longer, bringing them indoors at night. If you planted out such tender plants earlier and they are still looking OK, that’s great--but if plants are now in poor shape, you might want to get replacements this week while garden centres still have stock. If they didn’t outright die, warmth loving plants that were planted outdoors while nights were still too cool may be looking sadly nutrient deficient now. They might have pale yellow leaves, or in the case of tomatoes, purplish and yellow leaves. The oldest leaves may look even worse—turning brown, wilting or dying back—especially after leaves of some plants were windburned by high winds in the storm last week. In the last several days of warmth, however, any plants with a will to live should be showing signs of healthy dark green…