Spring (September – November)

Spring is the best time to start seedlings for outdoor planting and to grow fast-maturing crops inside the greenhouse.

Best spring crops to plant:

• Vegetables:Tomatoes, cucumbers, peppers, beans, zucchini, eggplant
• Herbs: Basil, coriander, dill, parsley
• Flowers: Marigolds, petunias, nasturtiums

spring Greenhouse Tips:

• Keep ventilation optimal to prevent fungal diseases.
• Use shade cloth on warmer days to prevent overheating.
• Begin hardening off plants for outdoor transplanting.

Summer (December – February)

With temperatures rising, greenhouse conditions need to be carefully managed to avoid overheating and excessive humidity.

Best summer crops to plant:

• Vegetables: Lettuce, spinach, radish, capsicum, melons
• Herbs: Mint, thyme, oregano, chives
• Flowers: Sunflowers, zinnias, dahlias

summer Greenhouse Tips:

• Increase watering frequency to counteract heat.
• Use fans or ventilation to improve airflow.
• Mulch soil to retain moisture.

Autumn (March – May)

Autumn is a transition season, ideal for growing cooler-weather crops and starting winter greens.

Best autumn crops to plant:

• Vegetables: Broccoli, cauliflower, carrots, beetroot, peas
• Herbs: Sage, rosemary, lavender
• Flowers: Pansies, violas, snapdragons

autumn Greenhouse Tips:

• Start reducing watering as temperatures drop.
• Use thermal mass (like water barrels) to retain heat overnight.
• Begin planting overwintering crops.

Winter (June – August)

With shorter days and lower temperatures, winter is perfect for slow-growing crops and cold-hardy vegetables.

Best winter crops to plant:

• Vegetables: Kale, leeks, onions, garlic, Brussels sprouts
• Herbs: Winter savory, tarragon, chervil
• Flowers: Primroses, cyclamens, violas

winter Greenhouse Tips:

• Use greenhouse heaters if necessary.
• Keep doors closed at night to trap warmth.
• Use row covers inside the greenhouse for added frost protection.