JUNE Gardening To-Do List
Zone 3
- Set out seedlings of warm-season annuals and vegetables
- Plant summer-flowering bulbs
- Weed asparagus and strawberry beds
- Put up trellises or netting for peas, pole beans and flowering vines
- Divide and replant spring-blooming perennials after the flowers fade
- Plant container roses
- Fertilize and aerate lawns
- Plant balled-and-burlapped and container trees, shrubs and vines
- Apply sulfur to control fungus problems on apple trees, roses and grapevines
- Pinch off first flower buds on chrysanthemum and carnation plants to coax bigger blooms
- Protect cole crops (cabbage, broccoli, kale) from egg-laying cabbage white butterflies with insect barrier cloth
- After their leaves yellow and dry up, divide and transplant crowded spring bulbs
Zone 4
- Plant seedlings of warm-season annuals and vegetables
- Sow seed of fast-growing, heat-loving herbs, vegetables (basil, squash, melons) and flowers (nasturtiums, zinnias) directly in ground
- Thin out small green fruits on apple, peach and plum trees to one every 6 inches on the branch
- Dust potato plants to prevent infestations of potato beetle
- Set up trellises to support pole beans, morning glories and cucumbers
- Remove newest shoots from geranium plants to encourage fuller plants
- Plant new lawns and fertilize and aerate established lawns
- Plant container roses, shrubs and trees in well-amended soil
- Divide and transplant spring-flowering perennials that have finished blooming
- Protect cole crops (cabbage, broccoli, kale) from egg-laying cabbage white butterflies with insect-barrier cloth
- Weed asparagus and strawberry beds
- Remove new flower buds from chrysanthemums and carnations to coax bigger blooms
Zone 5
- Divide and transplant spring-flowering perennials that have finished blooming
- Harden off and plant seedlings of warm-weather vegetables and flowers
- Thin out small green fruits on apple, peach and plum trees to one every 6 inches on the branch
- Sow seeds of perennials directly into the ground
- Dust potato plants to prevent infestations of potato beetle
- Pinch newest shoots on geranium plants to encourage fuller plants
- Train your lawn to grow deep roots; Mow often, at a high setting
- Plant balled-and-burlapped and container shrubs and trees
- Feed roses as the first flower buds appear; apply fungicide to prevent powdery mildew or blackspot
- Weed asparagus and strawberry beds • Feed young corn plants with high-nitrogen fish emulsion fertilizer
- Mulch flower and vegetable gardens to conserve water during heatwaves
