Start to pot up seedlings of tender plants, that way they will be ready for planting during summer.
Do not forget to label your plants and seedlings! Plant labels can easily be made by yourself: http://j.mp/IC9Z4F
Tender vegetable seedlings can still be damaged by late frosts! Protect them with row covers: http://j.mp/J2peX2
Do you have excess seeds or even seedlings? They make a nice gift for friends if potted up: http://j.mp/HXIwdK
Check your seedlings regularly: do they need water or transplanting? How to transplant seedlings: http://j.mp/H8A1zE
Do you ornamental seedlings become lanky? Pinch out the shoot tips to encourage branching: http://j.mp/GKPWlR
Many seedlings should not be pinched or transplanted until true leaves appear! About true leaves: http://j.mp/yr6rSE
Start Vegetable seedlings indoors: sow them 6-8 weeks prior to being transplanted outside! More tips: http://bit.ly/zkFyjE