GARDEN CALENDAR
JANUARY
- Get free tree seedlings on Friday Jan 19 for Florida Arbor Day. Call 209-0430 for locations.
- Transplant hardy items while they are dormant to prevent shock. Move tropicals come spring.
- Do not prune cold damaged plants until spring.
- Order seeds of Florida recommended vegetable varieties
- If you cover plant to protect from cold, cover like a tent do not cinch around the trunk.
- Inspect holly, camellia, evergreens for scale insects on leaf backs can apply oil spray.
- Dormant lawns need less water, irrigate weekly. Over watering, encourages weed activity.
FEBRUARY
- Apply a dormant oil spray if scale insects are on camellias, sagos, or hollies.
- Put organic amendments in garden and planting beds several weeks before planting.
- Start flower & vegetable seeds for spring transplanting.
- Complete pruning of dormant trees, shrubs, and roses.
- Do NOT prune hydrangeas, azaleas or climbing roses.
- There is still time to transplant shrubbery this month.
- Fertilize citrus & other fruit trees late this month.
- Check pH in new beds to see if its changed. Bring soil samples to EXT office for pH testing.
MARCH
- Fertilize the lawn with slow release fertilizer if needed, once grass has greened up.
- Spring plantings should be hand watered daily for 2 weeks, to hasten establishment.
- Prune and fertilize azaleas, camellias and spireas, once blooming has finished.
- Make sure you keep newly planted shrubs well watered to hasten establishment.
- Vegetables should be planted by mid-March (esp tomatoes) to assure good harvest in time.
- Take advantage of discarded oak leaves by incorporating into beds or use as a mulch.
- As plants begin to grow, adjust irrigation timer on 12th for DST watering schedule.
APRIL
- Check weekly for insects or diseases invading your lawn or new growth of landscape plants.
- Keep annual flowers blooming by pinching expired blossoms. Install heat tolerant annuals.
- Feed vegetables & fruit trees per fertilizer label.
- Keep vegetables picked as they ripen. This discourages pests and can increase production.
- Sod can be placed to repair winter kill. If using grass seed water daily until grass emerges.
- Check palms for nutrient deficiencies and correct with palm fertilizer.
- Be on the lookout for citrus leaf miners on new leaves. Apply oil spray to deter activity.
- Attend EPIC Flower Expo at the Ag. Center each mid-April.
MAY
- Prep for hurricane season by knowing how to secure patio furniture, potted plants, etc.
- Replenish mulch to conserve water & combat weeds. Mulch should be three in deep, max.
- Fertilize fruit trees to maximize production.
- Inspect St Augustine grass for chinch bug damage in hot sunny areas. Active now until Nov 30.
- Check trees and shrubs for nutritional needs.
- Stay on top of weeds by pulling them or use sprays until prohibited by 90º F temps.
- This could be a dry month. Watch for signs of water stress in plants.
- Apply for a Master Gardener Class.
JUNE
- Remove fading vegetable & flower plants from the garden. Leaving them will encourage pests.
- Plant field peas or sweet potato cover crop if veg garden to remain fallow during summer.
- Turn off irrigation systems when natural rainfall occurs. This can reduce pest activity.
- Control weeds in gardens so they do not seed.
- If rainy, insect and disease populations are rising. Scout to see if controls are warranted.
- Watch for manganese deficiency on new growth of palms & cycads, especially along coastline.
- Inspect lawns for chinch bugs. Treat active areas five feet out, not the entire yard.
JULY
- St. Augustine lawns may require an iron application if they appear yellow.
- Check supplies in your hurricane kit for freshness and know your evacuation route.
- Use a rain gauge to track rainfall and utilize irrigation system accordingly.
- Pull up dying annuals or vegetables so they do not harbor pests
- Plants will root well from cuttings now. A 4-6 inch cutting is desirable.
- Empty containers with rainwater to deter mosquitoes.
- Take frequent breaks & stay HYDRATED when outdoors. Limit outdoor activities to dusk & dawn.
- Solar treatment of soil in vegetable gardens will help control nematodes.
AUGUST
- Insect populations peak, scout landscape weekly. Apply controls as needed.
- Start seeds indoors for the fall or cool-season garden.
- During wet periods, check for fungus (brown areas in lawns). Cease irrigation helps.
- When pruning palms remove browned fronds only, never green ones.
- Last month to plant grass seed and expect good results. Water daily until sprouting occurs.
- Trim back tropical plants like plumbagos, lantana, and hibiscus as they flower on new growth.
SEPTEMBER
- Plant most vegetables early this month to produce before our first killing frost.
- Fertilize young trees and shrubs to increase cold hardiness. 8-0-8 or 10-0-10 will work.
- Give your lawn and fruit trees their final fertilization for the year.
- Divide bulbs to reduce competition and encourage blooms.
- Amaryllis do not need a rest period. Divide daylilies and replant.
- Continue checking lawn for pest damage and reduce populations with appropriate treatment.
- Don’t prune poinsettias after Sept 10, as it may interfere with flowering in December.
OCTOBER
- Plant cold-hardy trees and shrubs to give them a long establishment period before spring.
- Plant herbs to use in holiday meals.
- Keep inspecting for pests. Insects will feed heavily in preparation for winter.
- Transplant perennials. Mulch heavily and keep the soil moist to hasten their establishment.
- Use fallen leaves for compost and mulch.
- Root prune plants you intend to transplant this Winter.
- Plant mums or petunias for fall flower display.
- Last month to prune evergreen landscape plants until Spring.
- Attend the Datil Pepper Fall Festival Oct. 7 & 8 at the St. Johns Co. Extension Office.
- Clean up potted outdoor plants before bringing inside for winter. Check for insects, etc.
NOVEMBER
- Remember to mulch plants for cold protection Use leaves or pine needles for free mulch.
- Reduce irrigation on Nov. 1 to once weekly.
- Check camellias, hollies, sagos & pittosporums for scale. Control with dormant oil spray.
- Plant ryegrass seed now for a green winter lawn. Sow 10 pounds/1,000 sq. ft.
- Proper time to plant onions & strawberries.
- Plant alyssum, dianthus, pansy, petunias and snapdragons for winter color.
- Have frost covers handy just in case. Our first freeze can occur around Thanksgiving.
- Register for our December centerpiece class, call 209-0430 for more information.
- Wildflower seeds can be sown this month.
DECEMBER
- Continue to transplant small trees and shrubs during their dormant phase.
- Plant a camellia for winter color in the yard.
- Water plants heavily at least 24 hours before freeze...helps to increase cold tolerance.
- Group outdoor potted plants tightly to increase cold resistance.
- Ryegrass will need to be fertilized and mowed.
- Many bulbs can be planted now for spring and summer bloom for next year.
- Place holiday plants in good sunlight and cool temperatures for long-lasting blooms.
- Prune dormant, fruit and ornamental trees, now.
- Harvest all citrus, only if a freeze below 28 degrees is expected to last for several hours.
- Do not harvest just because a freeze is predicted.
- Have a Happy Holiday Season!